cao m  (Worthington Biochemical)


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  • 88
    Name:
    Pepsin A
    Description:
    Two times crystallized from dilute alcohol A lyophilized powder
    Catalog Number:
    ls003317
    Price:
    412
    Size:
    10 gm
    Source:
    Porcine Stomach
    Cas Number:
    9001.75.6
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    Structured Review

    Worthington Biochemical cao m
    Two times crystallized from dilute alcohol A lyophilized powder
    https://www.bioz.com/result/cao m/product/Worthington Biochemical
    Average 88 stars, based on 159 article reviews
    Price from $9.99 to $1999.99
    cao m - by Bioz Stars, 2020-08
    88/100 stars

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    Related Articles

    Acetylene Reduction Assay:

    Article Title: Evaluating Disulfide Crosslinking and pH-induced Aggregation of Arachis hypogea 1 as Components of Peanut Allergy
    Article Snippet: .. Ara h 1 (WT or IAA-modified) was incubated in 0.2 M hydrochloric acid (HCl)-potassium chloride (KCl) pH 2 at 4 °C for 1 hour, followed by the addition of pepsin A (Worthington Biochemical Corp., Lakewood, NJ) to give 1/200 pepsin units/μg Ara h 1. ..

    Incubation:

    Article Title: Structural and dynamic properties of allergen and non-allergen forms of tropomyosin
    Article Snippet: .. Full length tropomyosin (shrimp or pig) was incubated for one hour at 37 °C in acidic buffer [0.2 M HCl−potassium chloride (KCl), pH 2], followed by the addition of pepsin A (Worthington Biochemical Corp., Lakewood, NJ) to give 0.33 Units of pepsin activity/μg tropomyosin substrate. ..

    Article Title: Gastric and intestinal proteases resistance of chicken acidic chitinase nominates chitin-containing organisms for alternative whole edible diets for poultry
    Article Snippet: .. Protease treatments Purified enzyme (1.5 µg) was incubated with the same amount of pepsin A (Worthington) (1.5 µg) in 0.1 M Gly-HCl (pH 2.0) or 1:1 mixture of the trypsin (Sigma-Aldrich) and chymotrypsin (Sigma-Aldrich) (1.5 µg) based on mass concentration in 0.1 M Tris-HCl (pH 7.6) at 37 °C for 0, 10, 40 and 60 min. After incubation, protease inhibitors were added and acid conditions were neutralized by addition of 1 M Tris-HCl (pH 7.6). ..

    Article Title: Evaluating Disulfide Crosslinking and pH-induced Aggregation of Arachis hypogea 1 as Components of Peanut Allergy
    Article Snippet: .. Ara h 1 (WT or IAA-modified) was incubated in 0.2 M hydrochloric acid (HCl)-potassium chloride (KCl) pH 2 at 4 °C for 1 hour, followed by the addition of pepsin A (Worthington Biochemical Corp., Lakewood, NJ) to give 1/200 pepsin units/μg Ara h 1. ..

    Purification:

    Article Title: Gastric and intestinal proteases resistance of chicken acidic chitinase nominates chitin-containing organisms for alternative whole edible diets for poultry
    Article Snippet: .. Protease treatments Purified enzyme (1.5 µg) was incubated with the same amount of pepsin A (Worthington) (1.5 µg) in 0.1 M Gly-HCl (pH 2.0) or 1:1 mixture of the trypsin (Sigma-Aldrich) and chymotrypsin (Sigma-Aldrich) (1.5 µg) based on mass concentration in 0.1 M Tris-HCl (pH 7.6) at 37 °C for 0, 10, 40 and 60 min. After incubation, protease inhibitors were added and acid conditions were neutralized by addition of 1 M Tris-HCl (pH 7.6). ..

    Article Title: Residues of acidic chitinase cause chitinolytic activity degrading chitosan in porcine pepsin preparations
    Article Snippet: .. This being a contra-intuitive hypothesis, we first explored the entity of this activity by exposing chitosan (degree of deacetylation, DD 80%) as well as α- or β-crystalline chitin (DD 2% or 10%, respectively) to a pepsin preparation (Sigma-Aldrich, P7012) or purified pepsin A (Pep A, Worthington) at pH 2.0 or pH 4.0. .. The resulting oligosaccharides were analyzed by fluorophore-assisted carbohydrate electrophoresis (FACE) as described in Methods.

    Activity Assay:

    Article Title: Evaluating Potential Risks of Food Allergy and Toxicity of Soy Leghemoglobin Expressed in Pichia pastoris
    Article Snippet: .. Pepsin A (Worthington Biochemicals, #3319) with a certificate of analysis of 2810 activity units per mg solid was used in all assays. .. Novex® 10–20% tris‐glycine polyacrylamide gels (Invitrogen) were used to separate digested materials.

    Article Title: Structural and dynamic properties of allergen and non-allergen forms of tropomyosin
    Article Snippet: .. Full length tropomyosin (shrimp or pig) was incubated for one hour at 37 °C in acidic buffer [0.2 M HCl−potassium chloride (KCl), pH 2], followed by the addition of pepsin A (Worthington Biochemical Corp., Lakewood, NJ) to give 0.33 Units of pepsin activity/μg tropomyosin substrate. ..

    Article Title: Residues of acidic chitinase cause chitinolytic activity degrading chitosan in porcine pepsin preparations
    Article Snippet: .. This being a contra-intuitive hypothesis, we first explored the entity of this activity by exposing chitosan (degree of deacetylation, DD 80%) as well as α- or β-crystalline chitin (DD 2% or 10%, respectively) to a pepsin preparation (Sigma-Aldrich, P7012) or purified pepsin A (Pep A, Worthington) at pH 2.0 or pH 4.0. .. The resulting oligosaccharides were analyzed by fluorophore-assisted carbohydrate electrophoresis (FACE) as described in Methods.

    Concentration Assay:

    Article Title: Gastric and intestinal proteases resistance of chicken acidic chitinase nominates chitin-containing organisms for alternative whole edible diets for poultry
    Article Snippet: .. Protease treatments Purified enzyme (1.5 µg) was incubated with the same amount of pepsin A (Worthington) (1.5 µg) in 0.1 M Gly-HCl (pH 2.0) or 1:1 mixture of the trypsin (Sigma-Aldrich) and chymotrypsin (Sigma-Aldrich) (1.5 µg) based on mass concentration in 0.1 M Tris-HCl (pH 7.6) at 37 °C for 0, 10, 40 and 60 min. After incubation, protease inhibitors were added and acid conditions were neutralized by addition of 1 M Tris-HCl (pH 7.6). ..

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