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iix myosin heavy chain  (Developmental Studies Hybridoma Bank)


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    Structured Review

    Developmental Studies Hybridoma Bank iix myosin heavy chain
    Iix Myosin Heavy Chain, supplied by Developmental Studies Hybridoma Bank, used in various techniques. Bioz Stars score: 97/100, based on 673 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
    https://www.bioz.com/product/type+iix/anti-Myosin+heavy+chain+Type+I/bio_rxiv__64898__2026__04__02__716074-237-10-21
    Average 97 stars, based on 673 article reviews
    iix myosin heavy chain - by Bioz Stars, 2026-10
    97/100 stars

    Images

    Related Articles

    Immunohistochemical staining:

    Article Title: The effects of environmental enrichment on voluntary physical activity and muscle mass gain in growing rats
    Article Snippet: .. For the immunohistochemical assessment of the muscle fiber-type distribution and fiber-type-specific CSA, slides were incubated for 1 h at room temperature in primary antibodies against myosin heavy chain type I (mouse IgG, 1:40, Developmental Studies Hybridoma Bank (DSHB), University of Iowa), type IIa (mouse IgG, 1:1000, DSHB, University of Iowa), type IIb (mouse IgG, 1:100, DSHB, University of Iowa), and type IIx (mouse IgG, 1:100; BF-F3, DSHB, University of Iowa). ..

    Incubation:

    Article Title: The effects of environmental enrichment on voluntary physical activity and muscle mass gain in growing rats
    Article Snippet: .. For the immunohistochemical assessment of the muscle fiber-type distribution and fiber-type-specific CSA, slides were incubated for 1 h at room temperature in primary antibodies against myosin heavy chain type I (mouse IgG, 1:40, Developmental Studies Hybridoma Bank (DSHB), University of Iowa), type IIa (mouse IgG, 1:1000, DSHB, University of Iowa), type IIb (mouse IgG, 1:100, DSHB, University of Iowa), and type IIx (mouse IgG, 1:100; BF-F3, DSHB, University of Iowa). ..

    Article Title: Voluntary wheel running improves molecular and functional deficits in a murine model of facioscapulohumeral muscular dystrophy
    Article Snippet: .. Briefly, slides were blocked in 1% bovine-serum albumin, 1% goat normal serum (Vector Laboratories S-1000-20, Newark, CA, USA), and 3.6% M.O.M blocking reagent (Vector Laboratories, MKB-2213-1) in PBS for 1 hour at room temperature, then incubated with primary antibodies against myosin heavy chain type 1 (BA-D5, 3.05 μg /ml), type IIa (SC-71, 0.85 μg /ml), type IIx (6H1, 10.5 μg /ml) (Developmental Studies Hybridoma Bank, The University of Iowa, Iowa City, IA, USA), and dystrophin (ab15277, 1:500, abcam) for 2 h at room temperature in blocking buffer, washed 3x10 min with PBS, and incubated with a secondary antibody cocktail containing Alexa Fluor 405 goat anti-mouse IgG2b (Invitrogen A-31153; 1:500), Alexa Fluor 488 goat anti-mouse IgG1 (Invitrogen A21121; 1:500), Cy3 goat anti-mouse IgM (Millipore-Sigma AP128C; 1:500, Millipore-Sigma, Burlington, MA, USA), and Alexa Fluor 647 goat anti-rabbit IgG (Invitrogen A-21245; 1:500) in blocking buffer for 1 hour at room temperature. .. After incubation, slides were washed 3x10 min in PBS, and mounted with ProLong Gold Antifade Mountant (Invitrogen P36930).

    Article Title: Activation of mitophagy and proteasomal degradation confers resistance to developmental defects in postnatal skeletal muscle
    Article Snippet: .. Slides were incubated at room temperature with antibodies against type IIA (SC-71, DSHB), type IIX (6H1, DSHB), and dystrophin (MANDYS1, DSHB) for 2 h. Slides were washed three times with PBS and incubated at room temperature with appropriate secondary antibodies. .. Slides were incubated at room temperature with antibodies against type IIA (SC-71, DSHB), type IIX (6H1, DSHB), and dystrophin (MANDYS1, DSHB) for 2 h. Slides were washed three times with PBS and incubated at room temperature with appropriate secondary antibodies.

    Article Title: Exercise and ageing impact the kynurenine/tryptophan pathway and acylcarnitine metabolite pools in skeletal muscle of older adults.
    Article Snippet: Steady state oxygen flux was determined for each respiratory state using DatLab 5 (Oroboros Instruments) and normalized to fibre bundle wet weight. .. For muscle fibre type, sections were blocked in 10% goat serum and incubated overnight with primary antibodies directed toward type I [BA-F8 (IgG2b); Developmental Studies Hybridoma Bank (DSHB), Iowa City, IA, USA], type IIa [SC-71 (IgG1); DSHB] and type IIx (6H1 IgM; DSHB). .. The following day, sections were washed, incubated with fluorescence-labelled secondary antibodies [DyLight 405 (IgG2b), Alexa Fluor 488 (IgG1) and Alexa 555 (IgM); ThermoFisher Scientific] and a coverslip with fluorescence mounting media was placed over the section (ProlongGold; ThermoFisher Scientific).

    Article Title: Mitophagy is required to protect against excessive skeletal muscle atrophy following hindlimb immobilization.
    Article Snippet: .. Slides were incubated at room temperature with antibodies against type IIA (SC-71, DSHB), type IIX (6H1, DSHB), and dystrophin (DMD; MANDYS1, DSHB) for 2 h. Slides were washed three times with PBS and incubated at room temperature with appropriate secondary antibodies. .. Following incubation with secondary antibodies, slides were washed three times and mounted with Fluoromount-G (Thermo Fisher Scientific) mounting medium.

    Article Title: Mitophagy is required to protect against excessive skeletal muscle atrophy following hindlimb immobilization
    Article Snippet: .. Slides were incubated at room temperature with antibodies against type IIA (SC-71, DSHB), type IIX (6H1, DSHB), and dystrophin (DMD; MANDYS1, DSHB) for 2 h. Slides were washed three times with PBS and incubated at room temperature with appropriate secondary antibodies. .. Slides were incubated at room temperature with antibodies against type IIA (SC-71, DSHB), type IIX (6H1, DSHB), and dystrophin (DMD; MANDYS1, DSHB) for 2 h. Slides were washed three times with PBS and incubated at room temperature with appropriate secondary antibodies.

    Article Title: Activation of mitophagy and proteasomal degradation confers resistance to developmental defects in postnatal skeletal muscle.
    Article Snippet: .. Slides were incubated at room temperature with antibodies against type IIA (SC-71, DSHB), type IIX (6H1, DSHB), and dystrophin (MANDYS1, DSHB) for 2 h. Slides were washed three times with PBS and incubated at room temperature with appropriate secondary antibodies. .. Following incubation with secondary antibodies, slides were washed three times and mounted with Fluoromount-G (Thermo Fisher Scientific) mounting medium.

    Blocking Assay:

    Article Title: Voluntary wheel running improves molecular and functional deficits in a murine model of facioscapulohumeral muscular dystrophy
    Article Snippet: .. Briefly, slides were blocked in 1% bovine-serum albumin, 1% goat normal serum (Vector Laboratories S-1000-20, Newark, CA, USA), and 3.6% M.O.M blocking reagent (Vector Laboratories, MKB-2213-1) in PBS for 1 hour at room temperature, then incubated with primary antibodies against myosin heavy chain type 1 (BA-D5, 3.05 μg /ml), type IIa (SC-71, 0.85 μg /ml), type IIx (6H1, 10.5 μg /ml) (Developmental Studies Hybridoma Bank, The University of Iowa, Iowa City, IA, USA), and dystrophin (ab15277, 1:500, abcam) for 2 h at room temperature in blocking buffer, washed 3x10 min with PBS, and incubated with a secondary antibody cocktail containing Alexa Fluor 405 goat anti-mouse IgG2b (Invitrogen A-31153; 1:500), Alexa Fluor 488 goat anti-mouse IgG1 (Invitrogen A21121; 1:500), Cy3 goat anti-mouse IgM (Millipore-Sigma AP128C; 1:500, Millipore-Sigma, Burlington, MA, USA), and Alexa Fluor 647 goat anti-rabbit IgG (Invitrogen A-21245; 1:500) in blocking buffer for 1 hour at room temperature. .. After incubation, slides were washed 3x10 min in PBS, and mounted with ProLong Gold Antifade Mountant (Invitrogen P36930).

    Staining:

    Article Title: An alternative mechanism for skeletal muscle dysfunction in long-term post-viral lung disease.
    Article Snippet: Sections were washed and labeled with a combination of unconjugated rabbit anti-laminin antibody (Abcam Cat. No. ab11575, RRID:AB_298179) (1:400) that has been used previously for specific staining of basal lamina in skeletal muscle (35–41). .. In addition, these sections were stained with mouse antibody against a specific type of myosin heavy chain (MHC): Type I (DSHB Cat. No. BA-F8, RRID:AB_10572253), Type IIA (DSHB Cat. No.SC-71, RRID:AB_2147165), Type IIX (DSHB Cat. No. 6H1, RRID:AB_1157897), or Type IIB (DSHB Cat. No. BF-F3, RRID:AB_2266724; 1:10). ..

    Immunopeptidomics:

    Article Title: An alternative mechanism for skeletal muscle dysfunction in long-term post-viral lung disease.
    Article Snippet: Sections were washed and labeled with a combination of unconjugated rabbit anti-laminin antibody (Abcam Cat. No. ab11575, RRID:AB_298179) (1:400) that has been used previously for specific staining of basal lamina in skeletal muscle (35–41). .. In addition, these sections were stained with mouse antibody against a specific type of myosin heavy chain (MHC): Type I (DSHB Cat. No. BA-F8, RRID:AB_10572253), Type IIA (DSHB Cat. No.SC-71, RRID:AB_2147165), Type IIX (DSHB Cat. No. 6H1, RRID:AB_1157897), or Type IIB (DSHB Cat. No. BF-F3, RRID:AB_2266724; 1:10). ..



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    Cross-sections (10 µm) of bovine longissimus dorsi muscle biopsy samples were stained with a primary antibody against laminin (ab7463, Rabbit, 1:100) to label the myofiber boundaries, together with a cocktail of mouse monoclonal antibodies against <t>MyHC</t> type I (BA-D5c, MIgG2b. 1:100), MyHC type IIA (SC-71c, <t>MIgG1,</t> 1:100), and MyHC type IIB (BF-F3c, MIgM, 1:100). Primary antibody staining was visualized using Alexa Fluor-conjugated secondary antibodies (1:500) including Goat Anti-Rabbit Alexa Fluor 350 (to detect laminin), Goat Anti-Mouse IgG1 Alexa Fluor 488 (to detect SC-71), Goat Anti-Mouse IgG2b Alexa Fluor 555 (to detect BA-D5), and Goat Anti-Mouse IgM Alexa Fluor 647 (to detect BF-F3). Laminin, BA-D5, SC-71, and BF-F3 staining were pseudo colored white, red, green, and blue respectively. Scale bars 100 µm.
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    Cross-sections (10 µm) of bovine longissimus dorsi muscle biopsy samples were stained with a primary antibody against laminin (ab7463, Rabbit, 1:100) to label the myofiber boundaries, together with a cocktail of mouse monoclonal antibodies against <t>MyHC</t> type I (BA-D5c, MIgG2b. 1:100), MyHC type IIA (SC-71c, <t>MIgG1,</t> 1:100), and MyHC type IIB (BF-F3c, MIgM, 1:100). Primary antibody staining was visualized using Alexa Fluor-conjugated secondary antibodies (1:500) including Goat Anti-Rabbit Alexa Fluor 350 (to detect laminin), Goat Anti-Mouse IgG1 Alexa Fluor 488 (to detect SC-71), Goat Anti-Mouse IgG2b Alexa Fluor 555 (to detect BA-D5), and Goat Anti-Mouse IgM Alexa Fluor 647 (to detect BF-F3). Laminin, BA-D5, SC-71, and BF-F3 staining were pseudo colored white, red, green, and blue respectively. Scale bars 100 µm.
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    Image Search Results


    Cross-sections (10 µm) of bovine longissimus dorsi muscle biopsy samples were stained with a primary antibody against laminin (ab7463, Rabbit, 1:100) to label the myofiber boundaries, together with a cocktail of mouse monoclonal antibodies against MyHC type I (BA-D5c, MIgG2b. 1:100), MyHC type IIA (SC-71c, MIgG1, 1:100), and MyHC type IIB (BF-F3c, MIgM, 1:100). Primary antibody staining was visualized using Alexa Fluor-conjugated secondary antibodies (1:500) including Goat Anti-Rabbit Alexa Fluor 350 (to detect laminin), Goat Anti-Mouse IgG1 Alexa Fluor 488 (to detect SC-71), Goat Anti-Mouse IgG2b Alexa Fluor 555 (to detect BA-D5), and Goat Anti-Mouse IgM Alexa Fluor 647 (to detect BF-F3). Laminin, BA-D5, SC-71, and BF-F3 staining were pseudo colored white, red, green, and blue respectively. Scale bars 100 µm.

    Journal: bioRxiv

    Article Title: Rapid High-Throughput Analysis of Bovine Skeletal Muscle Fiber Morphology via Automated Fluorescent Microscopy and MuscleBos software

    doi: 10.64898/2025.12.18.695234

    Figure Lengend Snippet: Cross-sections (10 µm) of bovine longissimus dorsi muscle biopsy samples were stained with a primary antibody against laminin (ab7463, Rabbit, 1:100) to label the myofiber boundaries, together with a cocktail of mouse monoclonal antibodies against MyHC type I (BA-D5c, MIgG2b. 1:100), MyHC type IIA (SC-71c, MIgG1, 1:100), and MyHC type IIB (BF-F3c, MIgM, 1:100). Primary antibody staining was visualized using Alexa Fluor-conjugated secondary antibodies (1:500) including Goat Anti-Rabbit Alexa Fluor 350 (to detect laminin), Goat Anti-Mouse IgG1 Alexa Fluor 488 (to detect SC-71), Goat Anti-Mouse IgG2b Alexa Fluor 555 (to detect BA-D5), and Goat Anti-Mouse IgM Alexa Fluor 647 (to detect BF-F3). Laminin, BA-D5, SC-71, and BF-F3 staining were pseudo colored white, red, green, and blue respectively. Scale bars 100 µm.

    Article Snippet: Primary antibodies tested included those against dystrophin [Developmental Studies Hybridoma Bank (DSHB), MANDYS1(3B7)s, MIgG2a, 1:10], Laminin 1 + 2 (Abcam, ab7463, Rabbit, 1:100), MyHC type I (DSHB, BA-D5c, MIgG2b, 1:100), MyHC type IIA (DSHB, SC-71c, MIgG1, 1:100), MyHC type IIX (DSHB, 6H1s, MIgM, 1:10), and all but type MyHC IIX (DSHB, BF-35c, MIgG1, 1:100).

    Techniques: Staining, Bioprocessing

    A: Cross-sections (10 µm) of bovine longissimus dorsi muscle biopsy samples were stained with a primary antibody against dystrophin [MANDYS1(3B7)s, MIgG2a, 1:10] to label the label the myofiber boundaries, together with a cocktail of mouse monoclonal primary antibodies against MyHC type I (BA-D5c, MIgG2b, 1:100) and MyHC type IIA (SC-71c, MIgG1, 1:100). Primary antibody staining was visualized using Alexa Fluor-conjugated secondary antibodies (1: 500) including Goat Anti-Mouse IgG2a Alexa Fluor 647 (to detect dystrophin), Goat Anti-Mouse IgG1 Alexa Fluor 488 (to detect SC-71), and Goat Anti-Mouse IgG2b Alexa Fluor 555 (to detect BA-D5). Dystrophin, BA-D5, and SC-71 staining was pseudo colored white, red, and green, respectively. B: Serial cross-sections from the same bovine longissimus dorsi muscle biopsy sample shown in panel A were stained with a primary antibody against dystrophin [MANDYS1(3B7)s, MIgG2a, 1:10] to label the label the myofiber boundaries in combination with a cocktail of primary antibodies against MyHC type IIX (6H1s, MIgM, 1:10) and all MyHC isoforms except for type IIX (BF-35c, MIgG1, 1:100). Primary antibody staining was visualized using Alexa Fluor-conjugated secondary antibodies (1:500) including Goat Anti-Mouse IgG2a Alexa Fluor 647 (to detect dystrophin), Goat Anti-Mouse IgG1 Alexa Fluor 488 (to detect BF-35), and Goat Anti-Mouse IgM Alexa Fluor 555 (to detect 6H1). Dystrophin, BF-35, and 6H1 staining were pseudo colored white, red, and green, respectively. Scale bars are 200 µm.

    Journal: bioRxiv

    Article Title: Rapid High-Throughput Analysis of Bovine Skeletal Muscle Fiber Morphology via Automated Fluorescent Microscopy and MuscleBos software

    doi: 10.64898/2025.12.18.695234

    Figure Lengend Snippet: A: Cross-sections (10 µm) of bovine longissimus dorsi muscle biopsy samples were stained with a primary antibody against dystrophin [MANDYS1(3B7)s, MIgG2a, 1:10] to label the label the myofiber boundaries, together with a cocktail of mouse monoclonal primary antibodies against MyHC type I (BA-D5c, MIgG2b, 1:100) and MyHC type IIA (SC-71c, MIgG1, 1:100). Primary antibody staining was visualized using Alexa Fluor-conjugated secondary antibodies (1: 500) including Goat Anti-Mouse IgG2a Alexa Fluor 647 (to detect dystrophin), Goat Anti-Mouse IgG1 Alexa Fluor 488 (to detect SC-71), and Goat Anti-Mouse IgG2b Alexa Fluor 555 (to detect BA-D5). Dystrophin, BA-D5, and SC-71 staining was pseudo colored white, red, and green, respectively. B: Serial cross-sections from the same bovine longissimus dorsi muscle biopsy sample shown in panel A were stained with a primary antibody against dystrophin [MANDYS1(3B7)s, MIgG2a, 1:10] to label the label the myofiber boundaries in combination with a cocktail of primary antibodies against MyHC type IIX (6H1s, MIgM, 1:10) and all MyHC isoforms except for type IIX (BF-35c, MIgG1, 1:100). Primary antibody staining was visualized using Alexa Fluor-conjugated secondary antibodies (1:500) including Goat Anti-Mouse IgG2a Alexa Fluor 647 (to detect dystrophin), Goat Anti-Mouse IgG1 Alexa Fluor 488 (to detect BF-35), and Goat Anti-Mouse IgM Alexa Fluor 555 (to detect 6H1). Dystrophin, BF-35, and 6H1 staining were pseudo colored white, red, and green, respectively. Scale bars are 200 µm.

    Article Snippet: Primary antibodies tested included those against dystrophin [Developmental Studies Hybridoma Bank (DSHB), MANDYS1(3B7)s, MIgG2a, 1:10], Laminin 1 + 2 (Abcam, ab7463, Rabbit, 1:100), MyHC type I (DSHB, BA-D5c, MIgG2b, 1:100), MyHC type IIA (DSHB, SC-71c, MIgG1, 1:100), MyHC type IIX (DSHB, 6H1s, MIgM, 1:10), and all but type MyHC IIX (DSHB, BF-35c, MIgG1, 1:100).

    Techniques: Staining

    Cross-sections (10 µm) of bovine longissimus dorsi muscle biopsy samples were stained with a primary antibody against laminin (ab7463, Rabbit, 1:100) to label the myofiber boundaries, together with a cocktail of mouse monoclonal primary antibodies against MyHC type I (BA-D5, MIgG2b), MyHC type IIX (6H1, MIgM), and all MyHC isoforms except type IIX (BF-35, MIgG1). Primary antibody binding was visualized with Alexa Fluor-conjugated secondary antibodies (1:500) including Goat Anti-Rabbit Alexa Fluor 350 (to detect laminin), Goat Anti-Mouse IgG1 Alexa Fluor 488 (to detect BF-35), Goat Anti-Mouse IgG2b Alexa Fluor 555 (to detect BA-D5), and Goat Anti-Mouse IgM Alexa Fluor 647 (to detect 6H1). Laminin, BA-D5, BF-35, and 6H1 staining were pseudo colored white, red, green, and blue, respectively. Scale bars are 100 µm.

    Journal: bioRxiv

    Article Title: Rapid High-Throughput Analysis of Bovine Skeletal Muscle Fiber Morphology via Automated Fluorescent Microscopy and MuscleBos software

    doi: 10.64898/2025.12.18.695234

    Figure Lengend Snippet: Cross-sections (10 µm) of bovine longissimus dorsi muscle biopsy samples were stained with a primary antibody against laminin (ab7463, Rabbit, 1:100) to label the myofiber boundaries, together with a cocktail of mouse monoclonal primary antibodies against MyHC type I (BA-D5, MIgG2b), MyHC type IIX (6H1, MIgM), and all MyHC isoforms except type IIX (BF-35, MIgG1). Primary antibody binding was visualized with Alexa Fluor-conjugated secondary antibodies (1:500) including Goat Anti-Rabbit Alexa Fluor 350 (to detect laminin), Goat Anti-Mouse IgG1 Alexa Fluor 488 (to detect BF-35), Goat Anti-Mouse IgG2b Alexa Fluor 555 (to detect BA-D5), and Goat Anti-Mouse IgM Alexa Fluor 647 (to detect 6H1). Laminin, BA-D5, BF-35, and 6H1 staining were pseudo colored white, red, green, and blue, respectively. Scale bars are 100 µm.

    Article Snippet: Primary antibodies tested included those against dystrophin [Developmental Studies Hybridoma Bank (DSHB), MANDYS1(3B7)s, MIgG2a, 1:10], Laminin 1 + 2 (Abcam, ab7463, Rabbit, 1:100), MyHC type I (DSHB, BA-D5c, MIgG2b, 1:100), MyHC type IIA (DSHB, SC-71c, MIgG1, 1:100), MyHC type IIX (DSHB, 6H1s, MIgM, 1:10), and all but type MyHC IIX (DSHB, BF-35c, MIgG1, 1:100).

    Techniques: Staining, Binding Assay

    Serial muscle cross-sections (10 µm) of bovine longissimus dorsi muscle biopsy samples were stained with a primary antibody against laminin (ab7463, Rabbit, 1:100) to label the myofiber boundaries together with mouse monoclonal primary antibodies against MyHC type I (BA-D5c, MIgG2b, 1:100), MyHC type IIX (6H1s, MIgM, 1:10), and all MyHC isoforms except type IIX (BF-35c, MIgG1, 1:100), applied either individually or in combination as a cocktail. Primary antibody staining was visualized with a cocktail of Alexa Fluor-conjugated secondary antibodies (1:500) including Goat Anti-Rabbit 350 (to detect laminin), Goat Anti-Mouse IgG2b Alexa Fluor 555 (to detect BA-D5), Goat Anti-Mouse IgM Alexa Fluor 647 (to detect 6H1), and Goat Anti-Mouse IgG1 Alexa Fluor 488 (to detect BF-35). Laminin, BA-D5, BF-35, and 6H1 were pseudo colored white, red, green, and blue, respectively. Scale bars are 100 µm.

    Journal: bioRxiv

    Article Title: Rapid High-Throughput Analysis of Bovine Skeletal Muscle Fiber Morphology via Automated Fluorescent Microscopy and MuscleBos software

    doi: 10.64898/2025.12.18.695234

    Figure Lengend Snippet: Serial muscle cross-sections (10 µm) of bovine longissimus dorsi muscle biopsy samples were stained with a primary antibody against laminin (ab7463, Rabbit, 1:100) to label the myofiber boundaries together with mouse monoclonal primary antibodies against MyHC type I (BA-D5c, MIgG2b, 1:100), MyHC type IIX (6H1s, MIgM, 1:10), and all MyHC isoforms except type IIX (BF-35c, MIgG1, 1:100), applied either individually or in combination as a cocktail. Primary antibody staining was visualized with a cocktail of Alexa Fluor-conjugated secondary antibodies (1:500) including Goat Anti-Rabbit 350 (to detect laminin), Goat Anti-Mouse IgG2b Alexa Fluor 555 (to detect BA-D5), Goat Anti-Mouse IgM Alexa Fluor 647 (to detect 6H1), and Goat Anti-Mouse IgG1 Alexa Fluor 488 (to detect BF-35). Laminin, BA-D5, BF-35, and 6H1 were pseudo colored white, red, green, and blue, respectively. Scale bars are 100 µm.

    Article Snippet: Primary antibodies tested included those against dystrophin [Developmental Studies Hybridoma Bank (DSHB), MANDYS1(3B7)s, MIgG2a, 1:10], Laminin 1 + 2 (Abcam, ab7463, Rabbit, 1:100), MyHC type I (DSHB, BA-D5c, MIgG2b, 1:100), MyHC type IIA (DSHB, SC-71c, MIgG1, 1:100), MyHC type IIX (DSHB, 6H1s, MIgM, 1:10), and all but type MyHC IIX (DSHB, BF-35c, MIgG1, 1:100).

    Techniques: Staining

    A: Cross-sections (10 µm) of bovine longissimus dorsi muscle biopsy samples were stained with a primary antibody against laminin (ab7463, Rabbit, 1:100) to label the myofiber boundaries in combination with a mouse monoclonal primary antibody against MyHC type I (BA-D5c, MIgG2b, 1:100). Primary antibody binding was visualized using Alexa Fluor-conjugated secondary antibodies (1:500) including Goat Anti-Rabbit Alexa Fluor 647 (to detect laminin) and Goat Anti-Mouse IgG2b Alexa Fluor 555 (to detect BA-D5). Laminin and BA-D5 staining was pseudo colored white and red, respectively. Stitched panoramic images of entire muscle biopsy cross-sections were obtained using an automated fluorescent microscope (Echo Revolution) and analyzed using the MuscleJ 1.0.2 plugin for FIJI/ImageJ with minor custom modification. Segmented myofiber regions of interest (ROIs) were overlaid on the original images and corresponding cartography maps of type I fibers (red) versus non-type I (e.g., type II) fibers (gray) are shown. Scale bars are 400 µm on stitched mosaic images and 100 µm on representative fields of view. B: Comparison of total myofiber count data between manual image analysis and MuscleJ. C: Comparison of the percentage (%) composition of type I (BA-D5 pos ) fibers between manual image analysis and MuscleJ at different sensitivity thresholds for type I fiber identification. D: Comparison of the percentage (%) composition of type II myofibers (BA-D5 neg ) fibers between manual image analysis and MuscleJ at different sensitivity thresholds for type I fiber identification. B-D: Data is presented as the mean ± SEM of muscle biopsy samples from n=13 animals. ** and **** denote p<0.01 and p<0.0001 between the indicated groups, respectively.

    Journal: bioRxiv

    Article Title: Rapid High-Throughput Analysis of Bovine Skeletal Muscle Fiber Morphology via Automated Fluorescent Microscopy and MuscleBos software

    doi: 10.64898/2025.12.18.695234

    Figure Lengend Snippet: A: Cross-sections (10 µm) of bovine longissimus dorsi muscle biopsy samples were stained with a primary antibody against laminin (ab7463, Rabbit, 1:100) to label the myofiber boundaries in combination with a mouse monoclonal primary antibody against MyHC type I (BA-D5c, MIgG2b, 1:100). Primary antibody binding was visualized using Alexa Fluor-conjugated secondary antibodies (1:500) including Goat Anti-Rabbit Alexa Fluor 647 (to detect laminin) and Goat Anti-Mouse IgG2b Alexa Fluor 555 (to detect BA-D5). Laminin and BA-D5 staining was pseudo colored white and red, respectively. Stitched panoramic images of entire muscle biopsy cross-sections were obtained using an automated fluorescent microscope (Echo Revolution) and analyzed using the MuscleJ 1.0.2 plugin for FIJI/ImageJ with minor custom modification. Segmented myofiber regions of interest (ROIs) were overlaid on the original images and corresponding cartography maps of type I fibers (red) versus non-type I (e.g., type II) fibers (gray) are shown. Scale bars are 400 µm on stitched mosaic images and 100 µm on representative fields of view. B: Comparison of total myofiber count data between manual image analysis and MuscleJ. C: Comparison of the percentage (%) composition of type I (BA-D5 pos ) fibers between manual image analysis and MuscleJ at different sensitivity thresholds for type I fiber identification. D: Comparison of the percentage (%) composition of type II myofibers (BA-D5 neg ) fibers between manual image analysis and MuscleJ at different sensitivity thresholds for type I fiber identification. B-D: Data is presented as the mean ± SEM of muscle biopsy samples from n=13 animals. ** and **** denote p<0.01 and p<0.0001 between the indicated groups, respectively.

    Article Snippet: Primary antibodies tested included those against dystrophin [Developmental Studies Hybridoma Bank (DSHB), MANDYS1(3B7)s, MIgG2a, 1:10], Laminin 1 + 2 (Abcam, ab7463, Rabbit, 1:100), MyHC type I (DSHB, BA-D5c, MIgG2b, 1:100), MyHC type IIA (DSHB, SC-71c, MIgG1, 1:100), MyHC type IIX (DSHB, 6H1s, MIgM, 1:10), and all but type MyHC IIX (DSHB, BF-35c, MIgG1, 1:100).

    Techniques: Staining, Binding Assay, Microscopy, Modification, Comparison

    Bovine longissimus dorsi muscle biopsy cross-sections were stained with a primary antibody against laminin (ab7463, Rabbit, 1:100) to label the myofiber boundaries together with a cocktail of mouse monoclonal primary antibodies against MyHC type I (BA-D5c, MIgG2b, 1:100), all but IIX (BF-35c, MIgG1, 1:100), and type IIX (6H1s, IgM, 1:10). Primary antibody binding was detected using Alexa Fluor-conjugated secondary antibodies (1:500) including Goat Anti-Rabbit Alexa Fluor 350 (to detect laminin), Goat Anti-Mouse IgG2b Alexa Fluor 555 (to detect BA-D5), Goat Anti-Mouse IgG1 Alexa Fluor 488 (to detect BF-35), and Goat Anti-Mouse IgM Alexa Fluor 647 (to detect 6H1). Laminin, BA-D5, SC-71, and 6H1 staining was pseudo colored white, red, green, and blue, respectively. Stitched panoramic images of the entire muscle biopsy cross-section were obtained using an automated fluorescent microscope (Echo Revolution) and analyzed using the MuscleJ plugin for FIJI/ImageJ with custom modifications. Original images and fiber type cartography maps of type I (red), type IIA (green), and type IIX (gray) are shown. Scale bars are 400 µm on stitched mosaic images and 100 µm on representative fields of view.

    Journal: bioRxiv

    Article Title: Rapid High-Throughput Analysis of Bovine Skeletal Muscle Fiber Morphology via Automated Fluorescent Microscopy and MuscleBos software

    doi: 10.64898/2025.12.18.695234

    Figure Lengend Snippet: Bovine longissimus dorsi muscle biopsy cross-sections were stained with a primary antibody against laminin (ab7463, Rabbit, 1:100) to label the myofiber boundaries together with a cocktail of mouse monoclonal primary antibodies against MyHC type I (BA-D5c, MIgG2b, 1:100), all but IIX (BF-35c, MIgG1, 1:100), and type IIX (6H1s, IgM, 1:10). Primary antibody binding was detected using Alexa Fluor-conjugated secondary antibodies (1:500) including Goat Anti-Rabbit Alexa Fluor 350 (to detect laminin), Goat Anti-Mouse IgG2b Alexa Fluor 555 (to detect BA-D5), Goat Anti-Mouse IgG1 Alexa Fluor 488 (to detect BF-35), and Goat Anti-Mouse IgM Alexa Fluor 647 (to detect 6H1). Laminin, BA-D5, SC-71, and 6H1 staining was pseudo colored white, red, green, and blue, respectively. Stitched panoramic images of the entire muscle biopsy cross-section were obtained using an automated fluorescent microscope (Echo Revolution) and analyzed using the MuscleJ plugin for FIJI/ImageJ with custom modifications. Original images and fiber type cartography maps of type I (red), type IIA (green), and type IIX (gray) are shown. Scale bars are 400 µm on stitched mosaic images and 100 µm on representative fields of view.

    Article Snippet: Primary antibodies tested included those against dystrophin [Developmental Studies Hybridoma Bank (DSHB), MANDYS1(3B7)s, MIgG2a, 1:10], Laminin 1 + 2 (Abcam, ab7463, Rabbit, 1:100), MyHC type I (DSHB, BA-D5c, MIgG2b, 1:100), MyHC type IIA (DSHB, SC-71c, MIgG1, 1:100), MyHC type IIX (DSHB, 6H1s, MIgM, 1:10), and all but type MyHC IIX (DSHB, BF-35c, MIgG1, 1:100).

    Techniques: Staining, Binding Assay, Microscopy

    A: Bovine longissimus dorsi muscle cross-section (10 µm) were stained with a primary antibody against laminin (ab7463, Rabbit, 1:100) to label the myofiber boundaries together with a cocktail of mouse monoclonal antibodies against MyHC type I (BA-D5c, MIgG2b, 1:100), MyHC type IIX (6H1s, MIgM, 1:10), and all MyHC types except IIX (BF-35c, MIgG1, 1:100). Primary antibody staining was visualized with Alexa Fluor-conjugated secondary antibodies (1:500) including Goat Anti-Rabbit Alexa Fluor 350 (to detect laminin), Goat Anti-Mouse IgG2b Alexa Fluor 555 (to detect BA-D5), Goat Anti-Mouse IgG1 Alexa Fluor 488 (to detect BF-35), and Goat Anti-Mouse IgM Alexa Fluor 647 (to detect 6H1). Laminin, BA-D5, BF-35, and 6H1 were pseudo colored white, red, green, and blue, respectively. Stitched panoramic images of the entire muscle biopsy cross-section were obtained using an automated fluorescent microscope (Echo Revolution) and analyzed using the MuscleBos plugin for FIJI/ImageJ. An original image and corresponding manually or MuscleBos generated fiber type cartography maps are shown. Scale bars on representative fields of view are 100 µm. B–E: Comparison of manual and MuscleBos analysis of the same bovine muscle cross-sections for total myofiber count ( B ), the percentage of type I myofibers ( C ), the percentage of type IIA myofibers ( D ), and the percentage of type IIX myofibers ( E ). F–H: Comparison of manual and MuscleBos analysis of the same bovine muscle cross-sections for mean myofiber cross-sectional area (CSA) measurements for all fibers irrespective of type ( F ), type I fibers ( G ), type IIA fibers ( H ), and type IIX fibers ( I ). Dot plots represent data from each individual animal (biological replicates) for n=13 cows. NS denotes no significant difference between manual analysis and MuscleBos. * and ** denote p<0.05 and p<0.01 between the indicated groups, respectively.

    Journal: bioRxiv

    Article Title: Rapid High-Throughput Analysis of Bovine Skeletal Muscle Fiber Morphology via Automated Fluorescent Microscopy and MuscleBos software

    doi: 10.64898/2025.12.18.695234

    Figure Lengend Snippet: A: Bovine longissimus dorsi muscle cross-section (10 µm) were stained with a primary antibody against laminin (ab7463, Rabbit, 1:100) to label the myofiber boundaries together with a cocktail of mouse monoclonal antibodies against MyHC type I (BA-D5c, MIgG2b, 1:100), MyHC type IIX (6H1s, MIgM, 1:10), and all MyHC types except IIX (BF-35c, MIgG1, 1:100). Primary antibody staining was visualized with Alexa Fluor-conjugated secondary antibodies (1:500) including Goat Anti-Rabbit Alexa Fluor 350 (to detect laminin), Goat Anti-Mouse IgG2b Alexa Fluor 555 (to detect BA-D5), Goat Anti-Mouse IgG1 Alexa Fluor 488 (to detect BF-35), and Goat Anti-Mouse IgM Alexa Fluor 647 (to detect 6H1). Laminin, BA-D5, BF-35, and 6H1 were pseudo colored white, red, green, and blue, respectively. Stitched panoramic images of the entire muscle biopsy cross-section were obtained using an automated fluorescent microscope (Echo Revolution) and analyzed using the MuscleBos plugin for FIJI/ImageJ. An original image and corresponding manually or MuscleBos generated fiber type cartography maps are shown. Scale bars on representative fields of view are 100 µm. B–E: Comparison of manual and MuscleBos analysis of the same bovine muscle cross-sections for total myofiber count ( B ), the percentage of type I myofibers ( C ), the percentage of type IIA myofibers ( D ), and the percentage of type IIX myofibers ( E ). F–H: Comparison of manual and MuscleBos analysis of the same bovine muscle cross-sections for mean myofiber cross-sectional area (CSA) measurements for all fibers irrespective of type ( F ), type I fibers ( G ), type IIA fibers ( H ), and type IIX fibers ( I ). Dot plots represent data from each individual animal (biological replicates) for n=13 cows. NS denotes no significant difference between manual analysis and MuscleBos. * and ** denote p<0.05 and p<0.01 between the indicated groups, respectively.

    Article Snippet: Primary antibodies tested included those against dystrophin [Developmental Studies Hybridoma Bank (DSHB), MANDYS1(3B7)s, MIgG2a, 1:10], Laminin 1 + 2 (Abcam, ab7463, Rabbit, 1:100), MyHC type I (DSHB, BA-D5c, MIgG2b, 1:100), MyHC type IIA (DSHB, SC-71c, MIgG1, 1:100), MyHC type IIX (DSHB, 6H1s, MIgM, 1:10), and all but type MyHC IIX (DSHB, BF-35c, MIgG1, 1:100).

    Techniques: Staining, Bioprocessing, Microscopy, Generated, Comparison

    (A): Muscle biopsy samples were obtained from the longissimus dorsi of high muscle (HM) or low muscle (LM) multiparous dairy cows at 21-days before expected calving (PRE) and at 21-days postpartum (POST). Biopsy cross-sections (10 µm) were stained with a primary antibody against laminin (ab7463, Rabbit, 1:100) to label the myofiber boundaries together with a cocktail of mouse monoclonal antibodies against MyHC type I (BA-D5c, MIgG2b, 1:100), MyHC type IIX (6H1s, MIgM, 1:10), and all MyHC types except IIX (BF-35c, MIgG1, 1:10). Primary antibody staining was visualized with Alexa Fluor conjugated secondary antibodies (1:500) including Goat Anti-Rabbit Alexa Fluor 350 (to detect laminin), Goat Anti-Mouse IgG2b Alexa Fluor 555 (to detect BA-D5), Goat Anti-Mouse IgG1 Alexa Fluor 488 (to detect BF-35), and Goat Anti-Mouse IgM Alexa Fluor 647 (to detect 6H1). Laminin, BA-D5, BF-35, and 6H1 were pseudo colored white, red, green, and blue, respectively. Scale bars are 100 µm. B-J: Stitched panoramic images of the entire muscle biopsy cross-section were obtained using an automated fluorescent microscope (Echo Revolution) and analyzed using the MuscleBos plugin for FIJI/ImageJ. B: The overall fiber type profile of pooled bovine longissimus dorsi muscle biopsy samples showing the percentage composition of type I, type IIA, and type IIX fibers as determined by MuscleBos. C: The mean cross-sectional area (CSA) type I, type IIA, and type IIX myofibers in pooled bovine longissimus dorsi muscle biopsy samples as determined by MuscleBos. D: Comparison of mean myofiber CSA irrespective of fiber type between bovine longissimus dorsi muscle biopsy samples obtained from HM or LM cows at PRE and POST parturition. E-G : Comparison of the mean CSA of type I (E) , type IIA (F) , and type IIX (G) myofibers in bovine longissimus dorsi muscle biopsy samples obtained from HM or LM cows at PRE and POST parturition H-J : Comparison of percentage fiber type composition of type I (H) , type IIA (I) , and type IIX (J) myofibers in bovine longissimus dorsi muscle biopsy samples obtained from HM or LM cows PRE and POST parturition. Values are mean ± SEM with dot plots representing data obtained from each individual animal (biological replicates). Symbols denote *p<0.05, **p<0.01, and ***p<0.001, and ****p<0.0001 between the indicated groups.

    Journal: bioRxiv

    Article Title: Rapid High-Throughput Analysis of Bovine Skeletal Muscle Fiber Morphology via Automated Fluorescent Microscopy and MuscleBos software

    doi: 10.64898/2025.12.18.695234

    Figure Lengend Snippet: (A): Muscle biopsy samples were obtained from the longissimus dorsi of high muscle (HM) or low muscle (LM) multiparous dairy cows at 21-days before expected calving (PRE) and at 21-days postpartum (POST). Biopsy cross-sections (10 µm) were stained with a primary antibody against laminin (ab7463, Rabbit, 1:100) to label the myofiber boundaries together with a cocktail of mouse monoclonal antibodies against MyHC type I (BA-D5c, MIgG2b, 1:100), MyHC type IIX (6H1s, MIgM, 1:10), and all MyHC types except IIX (BF-35c, MIgG1, 1:10). Primary antibody staining was visualized with Alexa Fluor conjugated secondary antibodies (1:500) including Goat Anti-Rabbit Alexa Fluor 350 (to detect laminin), Goat Anti-Mouse IgG2b Alexa Fluor 555 (to detect BA-D5), Goat Anti-Mouse IgG1 Alexa Fluor 488 (to detect BF-35), and Goat Anti-Mouse IgM Alexa Fluor 647 (to detect 6H1). Laminin, BA-D5, BF-35, and 6H1 were pseudo colored white, red, green, and blue, respectively. Scale bars are 100 µm. B-J: Stitched panoramic images of the entire muscle biopsy cross-section were obtained using an automated fluorescent microscope (Echo Revolution) and analyzed using the MuscleBos plugin for FIJI/ImageJ. B: The overall fiber type profile of pooled bovine longissimus dorsi muscle biopsy samples showing the percentage composition of type I, type IIA, and type IIX fibers as determined by MuscleBos. C: The mean cross-sectional area (CSA) type I, type IIA, and type IIX myofibers in pooled bovine longissimus dorsi muscle biopsy samples as determined by MuscleBos. D: Comparison of mean myofiber CSA irrespective of fiber type between bovine longissimus dorsi muscle biopsy samples obtained from HM or LM cows at PRE and POST parturition. E-G : Comparison of the mean CSA of type I (E) , type IIA (F) , and type IIX (G) myofibers in bovine longissimus dorsi muscle biopsy samples obtained from HM or LM cows at PRE and POST parturition H-J : Comparison of percentage fiber type composition of type I (H) , type IIA (I) , and type IIX (J) myofibers in bovine longissimus dorsi muscle biopsy samples obtained from HM or LM cows PRE and POST parturition. Values are mean ± SEM with dot plots representing data obtained from each individual animal (biological replicates). Symbols denote *p<0.05, **p<0.01, and ***p<0.001, and ****p<0.0001 between the indicated groups.

    Article Snippet: Primary antibodies tested included those against dystrophin [Developmental Studies Hybridoma Bank (DSHB), MANDYS1(3B7)s, MIgG2a, 1:10], Laminin 1 + 2 (Abcam, ab7463, Rabbit, 1:100), MyHC type I (DSHB, BA-D5c, MIgG2b, 1:100), MyHC type IIA (DSHB, SC-71c, MIgG1, 1:100), MyHC type IIX (DSHB, 6H1s, MIgM, 1:10), and all but type MyHC IIX (DSHB, BF-35c, MIgG1, 1:100).

    Techniques: Staining, Bioprocessing, Microscopy, Comparison