Journal: JCI Insight

Article Title: Macrophage migration inhibitory factor enhances influenza-associated mortality in mice

doi: 10.1172/jci.insight.128034

Figure Lengend Snippet: (A) TNF-α, (B) IL-1β, and (C) IFN-γ levels in BAL, as measure by ELISA. (D) Total leukocytes in BAL. (E) Total protein concentration in BAL. (F) Wet/dry weight ratios of lungs. (G) Arterial oxygen saturation determined by pulse oximetry. (H) Serum concentrations of surfactant protein D (SP-D). Statistical differences were determined by 2-way ANOVA followed by Tukey multiple comparisons test. The violin plots are closed curves representing data distribution and encapsulate the median, range, and interquartilerange, with each symbol representing a biological replicate. Data are representative of samples from 2 independent experiments, with n = 4–6 biological replicates/group. *P < 0.05, **P < 0.01, ***P < 0.001, ****P < 0.0001.

Article Snippet: The ELISA kits were purchased as follows: TNF-α (Invitrogen, catalog BMS607-3), IL-1β (R&D Systems, catalog MLB00C), SP-D (R&D Systems, catalog MsfPD0), IFN-γ (R&D Systems, catalog DY485), IFN-α (PBL assay science, catalog 42120-1), IFN-β (PBL assay science, catalog 42410-1), IL-28 (Invitrogen, catalog 50-246-674), and MIF (R&D Systems DY1978).

Techniques: Enzyme-linked Immunosorbent Assay, Protein Concentration

Journal: Small (Weinheim an Der Bergstrasse, Germany)

Article Title: Multifunctional Co‐Delivery Systems with Downregulation of the Novel Target PIM1 in Macrophages to Ameliorate TF‐Mediated Coagulopathy in Sepsis

doi: 10.1002/smll.202412688

Figure Lengend Snippet: PIM1 inhibitor SMI‐4a protects septic mice against coagulation activation and sepsis‐induced acute lung injury. A) Schematic representation of animal experimental procedures. B) Representative western blot membranes and corresponding densitometric analyses of (C) PIM1 in lung tissue (n = 6/group). D) mRNA levels of PIM1 in murine lung tissues (n = 5/group). E) Platelet count in mice (n = 4/group). F–H) Plasma levels of coagulation‐related factors in mice plasma by ELISA, including (F) TAT, (G) D‐dimer, and (H) fibrinogen (n = 4/group). I) The lung sections were subjected to hematoxylin and eosin (HE) staining, F4/80, fibrin, and PIM1 immunohistochemical analysis (n = 4/group; scale bar:50 µm). J) Representative western blot membranes and corresponding densitometric analyses of (K) TF, (L) PAI‐1, (M) Thrombin in lung tissue (n = 6/group). N) mRNA levels of TF in murine lung tissues (n = 5/group). O–Q) mRNA levels of (O) IL‐1β, (P) IL‐6, and (Q) TNF‐ɑ in murine lung tissues (n = 5/group). R) Survival curves of mice in all groups (n = 10/group). Each bar represents the mean ± SD. Statistical analysis for three or more groups was carried out using one‐way ANOVA (C‐H and K‐Q). * p < 0.05, ** p < 0.01, *** p < 0.001, **** p < 0.0001.

Article Snippet: The concentrations of PIM1 (CSB‐ E11825 h, Cusabio, China) in human plasma and TAT (CSB‐ E08433 m, Cusabio, China), Fbg (CSB‐ E08202 m, Cusabio, China), and D2D (CSB‐ E13584 m, Cusabio, China) in mouse plasma were assessed using ELISA kits according to the guidelines outlined in the respective ELISA kits.

Techniques: Coagulation, Activation Assay, Western Blot, Clinical Proteomics, Enzyme-linked Immunosorbent Assay, Staining, Immunohistochemical staining

Journal: Frontiers in Pharmacology

Article Title: Xiaoyin-anshen formula alleviates psoriasis complicated by sleep disturbances by regulating melatonin, antioxidant enzymes, and pro-inflammatory cytokines in mice

doi: 10.3389/fphar.2024.1427985

Figure Lengend Snippet: XYAS, LXJD, QXAS, and MLT treatments downregulated serum levels of IL-17A, IL-6, and TNF-α in mice The serum levels of pro-inflammatory cytokines in each group were assessed by ELISA, with the IL-17A shown at the top side, IL-6 shown at the lower left side, TNF-α shown at the lower right side of this figure. ** P < 0.01, comparison with the control group; # P < 0.05 or ## P < 0.01, comparison with the IMQ + PCPA group; △ P < 0.05 or △△ P < 0.01, comparisons with the XYAS group.

Article Snippet: The reagents used for ELISA include mouse Melatonin ELISA kit (ab285251, Abcam, UK),mouse IL-6 ELISA kit (KE100007, Proteintech, United States), mouse IL-17a ELISA kit (KE10020, Proteintech, United States), and mouse TNF alpha ELISA kit (KE10002, Proteintech, United States).

Techniques: Enzyme-linked Immunosorbent Assay, Comparison, Control

Journal: Frontiers in Pharmacology

Article Title: Xiaoyin-anshen formula alleviates psoriasis complicated by sleep disturbances by regulating melatonin, antioxidant enzymes, and pro-inflammatory cytokines in mice

doi: 10.3389/fphar.2024.1427985

Figure Lengend Snippet: XYAS, LXJD, QXAS, and MLT upregulated the MLT-RORα expression levels in lesion tissues of each group (A) Expression levels of RORα in skin tissues assessed by Western blot assay. (B) Expression levels of MLT in skin tissues detected by ELISA. (C) Immunohistochemical staining for RORα protein localization: Immunohistochemical staining for RORα in back-skin tissues at a magnification of ×100. Brown-yellow granular cells indicate RORα-positive cells. In 3C, a-f represent groups Ctrl (control), IMQ + PCPA, XYAS, LXJD, QXAS, and MLT in turn. (A, B) show comparative analyses of RORα and MLT levels across all experimental groups. ** p < 0.01, comparison with the control group; # p < 0.05 or ## p < 0.01, comparison with the IMQ + PCPA group; △ p < 0.05 or △△ p < 0.01, comparison with the XYAS group.

Article Snippet: The reagents used for ELISA include mouse Melatonin ELISA kit (ab285251, Abcam, UK),mouse IL-6 ELISA kit (KE100007, Proteintech, United States), mouse IL-17a ELISA kit (KE10020, Proteintech, United States), and mouse TNF alpha ELISA kit (KE10002, Proteintech, United States).

Techniques: Expressing, Western Blot, Enzyme-linked Immunosorbent Assay, Immunohistochemical staining, Staining, Control, Comparison

Journal: International Journal of Molecular Sciences

Article Title: A Novel Recombinant Human FGF21 Analog with High Glycosylation Has a Prolonged Half-Life and Affects Glycemic and Body Weight Control

doi: 10.3390/ijms26062672

Figure Lengend Snippet: Construction, purification, and characterization of FGF21-164. ( A ) FGF21-164 sequence and FGF21 sequence. In the FGF21-164 sequence, red marked the mutated amino acid and blue represents the TR acid sequence from hCD164. In the FGF21 sequence, the red-labeled amino acid represents the amino acid sequence whose n-terminal is deleted in FGF21-164. ( B ) Subcloned cell culture supernatants expressing FGF21-164 and FGF21 were analyzed using Western blotting (Lane M: molecular weight marker. Lane 1~7: FGF21-164 clones 1, 2, 3, A4, B2, F3, and H4. Line 8: FGF21 clone2). ( C ) The purified FGF21-164 and FGF21 were assayed using SDS-PAGE and Western blotting (Lane M: molecular weight marker. Lane 1: purified FGF21-164. Line 2: purified FGF21). ( D ) Purity and hydrodynamic radius of FGF21-164 were analyzed using SEC-HPLC. ( E ) MALDI-TOF mass-spectrometry analysis of FGF21-164. ([M + H] + denotes the singly charged ionic forms, and [M + 2H] 2+ denotes doubly charged ionic forms). ( F ) Circular Dichroism (CD) spectra of FGF21-164 and FGF21.

Article Snippet: Here, we describe a novel human FGF21 analog, designated as FGF21-164, which was generated through fusion protein technology and co-encoded by a mutated FGF21 gene and the TR gene of hCD164.

Techniques: Purification, Sequencing, Labeling, Cell Culture, Expressing, Western Blot, Molecular Weight, Marker, Clone Assay, SDS Page, Mass Spectrometry, Circular Dichroism

Journal: International Journal of Molecular Sciences

Article Title: A Novel Recombinant Human FGF21 Analog with High Glycosylation Has a Prolonged Half-Life and Affects Glycemic and Body Weight Control

doi: 10.3390/ijms26062672

Figure Lengend Snippet: Glycan forms analysis of the protein FGF21-164. ( A ) O-linked glycan forms of FGF21-164. ( B ) N-linked glycan forms of FGF21-164.

Article Snippet: Here, we describe a novel human FGF21 analog, designated as FGF21-164, which was generated through fusion protein technology and co-encoded by a mutated FGF21 gene and the TR gene of hCD164.

Techniques:

Journal: International Journal of Molecular Sciences

Article Title: A Novel Recombinant Human FGF21 Analog with High Glycosylation Has a Prolonged Half-Life and Affects Glycemic and Body Weight Control

doi: 10.3390/ijms26062672

Figure Lengend Snippet: Effect of FGF21-164 in adipocytes induced by 3T3-L1. ( A ) The process of inducing 3T3-L1’s differentiation into adipocytes. ( B ) Reduction in glucose in medium stimulated by FGF21-164 in adipocytes induced by 3T3-L1. Data are means ± SEM (n = 6). * p < 0.05, *** p < 0.001, and **** p < 0.0001 compared to 0 μg/mL FGF21-164. ( C ) Phospho-Erk1/2-specific bands (Thr202/Tyr204; 44–42 kDa) were detected in 3T3-L1-derived adipocytes after FGF21-164 stimulation. ( D ) Evaluation of lipid droplet accumulation in adipocytes induced by 3T3-L1 with or without FGF21-164. The scale bar represents 50 μm.Data are the means ± SEM (n = 6). * p < 0.05, **** p < 0.0001.

Article Snippet: Here, we describe a novel human FGF21 analog, designated as FGF21-164, which was generated through fusion protein technology and co-encoded by a mutated FGF21 gene and the TR gene of hCD164.

Techniques: Derivative Assay

Journal: International Journal of Molecular Sciences

Article Title: A Novel Recombinant Human FGF21 Analog with High Glycosylation Has a Prolonged Half-Life and Affects Glycemic and Body Weight Control

doi: 10.3390/ijms26062672

Figure Lengend Snippet: Pharmacokinetics of FGF21-164. FGF21-164 plasma levels in C57BL/6 mice as determined via targeted LC-MS after i.v. (tail vein) bolus injection of FGF21-164 protein.

Article Snippet: Here, we describe a novel human FGF21 analog, designated as FGF21-164, which was generated through fusion protein technology and co-encoded by a mutated FGF21 gene and the TR gene of hCD164.

Techniques: Liquid Chromatography with Mass Spectroscopy, Injection

Journal: International Journal of Molecular Sciences

Article Title: A Novel Recombinant Human FGF21 Analog with High Glycosylation Has a Prolonged Half-Life and Affects Glycemic and Body Weight Control

doi: 10.3390/ijms26062672

Figure Lengend Snippet: The results of an oral glucose tolerance test applied to ob / ob mice after a single FGF21-164 treatment. ( A ) Blood glucose levels were measured at 0, 2, 3, 4, 5, 6, 7, and 8 h after the administration of FGF21-164. Data are the means ± SEM (n = 4–5). * p < 0.05 and ** p < 0.01 compared with the model. ( B ) The decrease in blood glucose levels post-administration relative to the baseline measurement at 0 h. Data are the means ± SEM (n = 4–5). * p < 0.05 compared with the model.

Article Snippet: Here, we describe a novel human FGF21 analog, designated as FGF21-164, which was generated through fusion protein technology and co-encoded by a mutated FGF21 gene and the TR gene of hCD164.

Techniques:

Journal: International Journal of Molecular Sciences

Article Title: A Novel Recombinant Human FGF21 Analog with High Glycosylation Has a Prolonged Half-Life and Affects Glycemic and Body Weight Control

doi: 10.3390/ijms26062672

Figure Lengend Snippet: Effect of a single administration of FGF21-164 on ob / ob mice. ( A , D , G ) Fasting glucose levels. Blood glucose levels were measured at 7, 21, and 28 days after a single dose of FGF21-164 was administered. Data are the means ± SEM (n = 4–5). ns: no significance. * p < 0.05, ** p < 0.01, and **** p < 0.0001. ( B , E , H ) The OGTT at 7, 21, and 28 days. After oral glucose administration, blood glucose levels were measured. Data are the means ± SEM (n = 4–5). * p < 0.05, *** p < 0.001, and **** p < 0.0001 at 6 mg·kg −1 vs. model. # p < 0.05, ## p < 0.01 and #### p < 0.0001 at 12 mg·kg −1 vs. model. ( C , F , I ) The glucose AUC during the OGTT process. Data are the means ± SEM (n = 4–5). ns: no significance. * p < 0.05, *** p < 0.001. ( J ) Body weight measured at 0, 7, 21, and 28 days. Data are the means ± SEM (n = 4–5). ns: no significance.

Article Snippet: Here, we describe a novel human FGF21 analog, designated as FGF21-164, which was generated through fusion protein technology and co-encoded by a mutated FGF21 gene and the TR gene of hCD164.

Techniques:

Journal: International Journal of Molecular Sciences

Article Title: A Novel Recombinant Human FGF21 Analog with High Glycosylation Has a Prolonged Half-Life and Affects Glycemic and Body Weight Control

doi: 10.3390/ijms26062672

Figure Lengend Snippet: Effect of repeated administration of FGF21-164. ( A ) Body weight changes. The DIO mice were treated with PBS or FGF21-164 once every 2 days. Data are the means ± SEM (n = 5–7). **** p < 0.0001 vs. Ctrl. #### p < 0.0001 for FGF21-164 vs. the model. ( B ) The liver sections were stained with Oil-red-O. The scale bar represents 100 μm. DIO mice showed many red lipid droplets in hepatic tissue (indicated by the black arrow), while lipid droplet levels were lower after the FGF21-164 treatment.

Article Snippet: Here, we describe a novel human FGF21 analog, designated as FGF21-164, which was generated through fusion protein technology and co-encoded by a mutated FGF21 gene and the TR gene of hCD164.

Techniques: Staining

Journal: Scientific Reports

Article Title: High mobility group box-1 protein promotes astrocytic CCL5 production through the MAPK/NF-κB pathway following spinal cord injury

doi: 10.1038/s41598-024-72947-2

Figure Lengend Snippet: Changes in CCL5 and HMGB1 protein levels changes at lesion sites following rat SCI. (A) ELISA measurement of CCL5 protein levels at lesion sites following SCI at 0 d, 1 d, 4 d and 7 d, respectively. (B) Western blot analysis of HMGB1 expression following SCI at 0 d, 1 d, 4 d and 7 d. (C) Quantification data are shown in ( B ). Quantities were normalized to endogenous β-actin. (D) ELISA analysis of CCL5 protein levels at lesion sites at 0 d, 1 d, 4 d and 7 d following with or without intrathecal injection of 10 µl of an HMGB1 neutralizing antibody (HMGB1 Ab, 50 µg/kg). (E) Immunofluorescence staining revealed the colocalization of CCL5 with GFAP-positive astrocytes before or after SCI at 4 d with or without the intrathecal injection of 10 µl of HMGB1 Ab (50 µg/kg). The rectangle indicates the region magnified. Arrowheads indicate positive signals. n = 6. Scale bars, 50 μm in (E) . The experiments were performed in triplicate. The error bars represent the standard deviation (* P < 0.05, ** P < 0.01).

Article Snippet: The lysates were centrifuged at 12,000×g for 15 min. CCL5 levels (R&D systems, cat. no. MMR00) were assessed via ELISA kits according to the manufacturer’s directions.

Techniques: Enzyme-linked Immunosorbent Assay, Western Blot, Expressing, Injection, Immunofluorescence, Staining, Standard Deviation

Journal: Scientific Reports

Article Title: High mobility group box-1 protein promotes astrocytic CCL5 production through the MAPK/NF-κB pathway following spinal cord injury

doi: 10.1038/s41598-024-72947-2

Figure Lengend Snippet: Examination of CCL5 production in astrocytes following stimulation with rHMGB1. ( A , B ) Purified primary astrocytes were stained with GFAP and Hoechst 33,342, and the purity was greater than 90%. Scale bar, 50 μm. ( C , D ) ELISA analysis of CCL5 in the lysates and supernatants of primary astrocytes following stimulation with 0–2.5 µg/mL rat recombinant HMGB1 (rHMGB1) for 24 h, respectively. ( E , F ) ELISA assay was used to determine the production of CCL5 in the lysates and supernatants following primary astrocyte treatment with 0.5 µg/ml rHMGB1 in the presence of 2.5 µg/ml HMGB1 Ab, respectively. The experiments were performed in triplicate. The error bars represent the standard deviation (* P < 0.05, ** P < 0.01, *** P < 0.001).

Article Snippet: The lysates were centrifuged at 12,000×g for 15 min. CCL5 levels (R&D systems, cat. no. MMR00) were assessed via ELISA kits according to the manufacturer’s directions.

Techniques: Purification, Staining, Enzyme-linked Immunosorbent Assay, Recombinant, Standard Deviation

Journal: Scientific Reports

Article Title: High mobility group box-1 protein promotes astrocytic CCL5 production through the MAPK/NF-κB pathway following spinal cord injury

doi: 10.1038/s41598-024-72947-2

Figure Lengend Snippet: Effects of RAGE, TLR-2, or TLR-4 interference on HMGB1-induced CCL5 production in astrocytes. ( A , B ) Cell lysates and supernatants were tested by ELISA for the production of CCL5, following astrocyte treatment with 0.5 µg/ml rHMGB1 in the presence of the RAGE inhibitor FPS-ZM1 (2 µM) for 24 h. ( D , E ) ELISA was used to determine CCL5 protein levels in lysates and supernatants from astrocytes after stimulation with 0.5 µg/ml rHMGB1 in the presence of the TLR2 inhibitor C29 (10 µM) for 24 h. ( G , H ) CCL5 levels in lysates and supernatants of astrocytes were determined by ELISA after the astrocytes were treated with the TLR4 inhibitor TAK-242 (2 µM) in the presence of 0.5 µg/ml rHMGB1 for 24 h. ( C , F , I ) CCK8 assay of the effects of FPS-ZM1, C29, or TAK-242 on the viability of astrocytes. The experiments were performed in triplicate. The error bars represent the standard deviation (* P < 0.05, ** P < 0.01).

Article Snippet: The lysates were centrifuged at 12,000×g for 15 min. CCL5 levels (R&D systems, cat. no. MMR00) were assessed via ELISA kits according to the manufacturer’s directions.

Techniques: Enzyme-linked Immunosorbent Assay, CCK-8 Assay, Standard Deviation

Journal: Scientific Reports

Article Title: High mobility group box-1 protein promotes astrocytic CCL5 production through the MAPK/NF-κB pathway following spinal cord injury

doi: 10.1038/s41598-024-72947-2

Figure Lengend Snippet: Determination of CCL5 synthesis-related protein levels in astrocytes following stimulation with rHMGB1. (A) Western blot analysis of the phosphorylation of the ERK, JNK, P38 kinase and p65NF-κB proteins after astrocytes were treated with 0–2.5 µg/mL rHMGB1 for 24 h. (B-E) Quantification data are shown in (A). Quantities were normalized to endogenous β-actin. The experiments were performed in triplicate. The error bars represent the standard deviation (* P < 0.05, ** P < 0.01, *** P < 0.001).

Article Snippet: The lysates were centrifuged at 12,000×g for 15 min. CCL5 levels (R&D systems, cat. no. MMR00) were assessed via ELISA kits according to the manufacturer’s directions.

Techniques: Western Blot, Standard Deviation

Journal: Scientific Reports

Article Title: High mobility group box-1 protein promotes astrocytic CCL5 production through the MAPK/NF-κB pathway following spinal cord injury

doi: 10.1038/s41598-024-72947-2

Figure Lengend Snippet: Effects of the inhibition of MAPK/NF-κB signaling on the HMGB1-induced production of CCL5 from astrocytes. ( A , B ) ELISA was used to determine the effects of 10 µM ERK inhibitor PD98059, 10 µM JNK inhibitor SP6001251 or 10 µM P38 inhibitor SB203580 in the presence of 0.5 µg/ml rHMGB1 for 24 h on CCL5 protein production levels in lysates and supernatants of astrocytes. (C) Western blot analysis of the activation of p65NFκB protein after astrocyte treatment with 10 µM ERK inhibitor PD98059 or 10 µM JNK inhibitor SP6001251 for 24 h in the presence of 0.5 µg/ml rHMGB1. (D) Quantification data are shown in (C). Quantities were normalized to endogenous β-actin. ( E , F ) ELISA analysis of CCL5 in the lysates and supernatants of primary astrocytes following challenge with 10 µM SN50 for 24 h in the presence of 0.5 µg/ml rHMGB1, respectively. The experiments were performed in triplicate. The error bars represent the standard deviation (* P < 0.05, ** P < 0.01, *** P < 0.001).

Article Snippet: The lysates were centrifuged at 12,000×g for 15 min. CCL5 levels (R&D systems, cat. no. MMR00) were assessed via ELISA kits according to the manufacturer’s directions.

Techniques: Inhibition, Enzyme-linked Immunosorbent Assay, Western Blot, Activation Assay, Standard Deviation

Journal: Scientific Reports

Article Title: High mobility group box-1 protein promotes astrocytic CCL5 production through the MAPK/NF-κB pathway following spinal cord injury

doi: 10.1038/s41598-024-72947-2

Figure Lengend Snippet: Effects of HMGB1-mediated astrocytic CCL5 on the migration of BV2 microglia cells or RAW 264.7 macrophage cells in vitro. (A) Illustration of the BV2 or RAW 264.7 cells with rCCL5 coculture model. (B) Transwell assay analysis of migration the ability of BV2 or RAW 264.7 cells co-incubated with 0.1 µg/ml rCCL5 for 48 h. ( C ) and ( D ) Quantification data are shown in (B). (E) Illustration of the BV2 or RAW 264.7 cells and ACM coculture model. (F) Migration assay of BV2 or RAW 264.7 cells cocultured with ACM. ACM were prepared from astrocytes exposed to 0.5 µg/ml rHMGB1 for 24 h, followed by the supernatant was collected and incubated with 2.5 µg/ml IgG or CCL5 Ab for 4 h. (G) and (H) Quantification data are shown in (F). Scale bars, 100 μm in ( B ) and ( F ). The experiments were performed in triplicate. The error bars represent the standard deviation (* P < 0.05, ** P < 0.01, *** P < 0.001).

Article Snippet: The lysates were centrifuged at 12,000×g for 15 min. CCL5 levels (R&D systems, cat. no. MMR00) were assessed via ELISA kits according to the manufacturer’s directions.

Techniques: Migration, In Vitro, Transwell Assay, Incubation, Standard Deviation

Journal: Scientific Reports

Article Title: High mobility group box-1 protein promotes astrocytic CCL5 production through the MAPK/NF-κB pathway following spinal cord injury

doi: 10.1038/s41598-024-72947-2

Figure Lengend Snippet: Effects of HMGB1-induced astrocytic CCL5 on microglia/macrophage polarization. ( A ) and ( B ) qRT-PCR was used to determine the expression of M1 markers ( CD86 , iNOS and TNF-a ) and M2 markers ( CD206 , Arg1 and Ym1 ) after BV2 or RAW 264.7 cells incubated with 0.1 µg/ml rCCL5 for 24 h. ( C ) and ( D ) The expression levels of M1 and M2 markers were determined by qRT-PCR following BV2 or RAW 264.7 cells cocultured with ACM for 24 h. ACM was prepared by astrocytes challenge with 0.5 µg/ml rHMGB1 for 24 h, after which the supernatant was collected and incubated with 2.5 µg/ml IgG or CCL5 Ab for 4 h. The experiments were performed in triplicate. The error bars represent the standard deviation (* P < 0.05, ** P < 0.01, *** P < 0.001).

Article Snippet: The lysates were centrifuged at 12,000×g for 15 min. CCL5 levels (R&D systems, cat. no. MMR00) were assessed via ELISA kits according to the manufacturer’s directions.

Techniques: Quantitative RT-PCR, Expressing, Incubation, Standard Deviation

Journal: Scientific Reports

Article Title: High mobility group box-1 protein promotes astrocytic CCL5 production through the MAPK/NF-κB pathway following spinal cord injury

doi: 10.1038/s41598-024-72947-2

Figure Lengend Snippet: Immunofluorescence of microglia/macrophage and locomotor function assessment after the inhibition of HMGB1 or CCL5 by neutralizing antibodies in rat SCI. ( A ) Immunofluorescence of IBA1- or CD68-positive cells at 4 d following SCI after neutralizing antibody application by intrathecal injection of 10 µl of neutralizing antibodies (HMGB1 Ab, 50 µg/kg), CCL5 (CCL5 Ab, 50 µg/kg) or normal rabbit IgG (IgG, 50 µg/kg). n = 6. Scale bars, 50 μm. ( B , C ) Quantitative analysis of the intensity of IBA1- or CD68-labeled cells in ( A) , respectively. (D) HE staining of the injured spinal cord at 21 d after administration of 10 µl of HMGB1, CCL5 neutralizing antibodies or normal rabbit IgG. n = 6. Scale bars, 500 μm. (E) Quantification data are shown in ( D) . (F) Basso, Beattie, and Bresnahan (BBB) locomotor scale scores for hindlimb motor function in rats at 0 d, 7 d, 14 d, 21 d and 28 d following the intrathecal administration of the HMGB1 Ab, CCL5 Ab or normal rabbit IgG. n = 6. The experiments were performed in triplicate. The error bars represent the standard deviation (* P < 0.05, ** P < 0.01, *** P < 0.001).

Article Snippet: The lysates were centrifuged at 12,000×g for 15 min. CCL5 levels (R&D systems, cat. no. MMR00) were assessed via ELISA kits according to the manufacturer’s directions.

Techniques: Immunofluorescence, Inhibition, Injection, Labeling, Staining, Standard Deviation

Journal: Scientific Reports

Article Title: High mobility group box-1 protein promotes astrocytic CCL5 production through the MAPK/NF-κB pathway following spinal cord injury

doi: 10.1038/s41598-024-72947-2

Figure Lengend Snippet: Mechanistic diagram of HMGB1-mediated astrocytic CCL5 contributes to microglia/macrophages activation and recruitment.

Article Snippet: The lysates were centrifuged at 12,000×g for 15 min. CCL5 levels (R&D systems, cat. no. MMR00) were assessed via ELISA kits according to the manufacturer’s directions.

Techniques: Activation Assay