Purity of recombinant human IL-4 was determined by SDS- polyacrylamide gel electrophoresis. The protein was resolved in an SDS- polyacrylamide gel in reducing and non-reducing conditions and stained using Coomassie blue.

Recombinant human IL-4 (HZ-1004) stimulates dose-dependent proliferation of the TF-1 human erythroleukemic indicator cell line. Cell number was quantitatively assessed by PrestoBlue® cell viability reagent. TF-1 cells were treated with increasing concentrations of recombinant IL-4 for 72 hours. The EC50 was determined using a 4-parameter non-linear regression model. The EC50 range is 0.07-0.4 ng/mL.

Purity of recombinant human TNF alpha was determined by SDS- polyacrylamide gel electrophoresis. The protein was resolved in an SDS- polyacrylamide gel in reducing and non-reducing conditions and stained using Coomassie blue

Recombinant human TNF alpha (HZ-1014) demonstrates does-dependent cytotoxicity in the L929 mouse adipose cell line. Cell number was quantitatively assessed by PrestoBlue® cell viability reagent. L929 cells were treated with increasing concentrations of GMP recombinant TNF alpha for 72 hours in the presence of actinomycin D. The EC50 was determined using a 4-parameter non-linear regression model. The EC50 range is 0.002-0.026 ng/mL.
 

Proteintech TNF alpha (HZ-1014) demonstrates equivalent induction cytotoxicity and EC50 to leading competitors. TNF alpha demonstrates does-dependent cytotoxicity in the L929 mouse adipose cell line. Cell number was quantitatively assessed by PrestoBlue® cell viability reagent. L929 cells were treated with increasing concentrations of GMP recombinant TNF alpha for 72 hours in the presence of actinomycin D. The EC50 was determined using a 4-parameter non-linear regression model. The EC50 range is 0.002-0.026 ng/mL.

Purity of recombinant TGF beta 1 was determined by SDS-polyacrylamide gel electrophoresis. The protein was resolved in an SDS-polyacrylamide gel in reducing and non-reducing conditions followed by staining with Comassie blue.

Recombinant human TGF beta 1 (HZ-1011) inhibits IL-4 induced proliferation of the HT-2 mouse cell line. HT-2 cells are Balb/c spleen cells activated by sheep erythrocytes in the presence of IL-2. Cell number was quantitatively assessed by PrestoBlue® cell viability reagent. HT-2 cells were treated with increasing concentrations of recombinant TGF beta 1 for 72 hours. The EC50 was determined using a 4-parameter non-linear regression model. The EC50 range is 0.01-0.17 ng/mL.
 

Human iPSC-derived microglia (white) residing within an in vivo brain-like organoid environment (blue) derived using HumanKine growth factors (TGF beta 1- HZ-1011, BMP4- HZ-1045, and Thrombopoietin HZ-1248).(Credits- Credit: Simon T. Schafer & Monique Pena, Technical University of Munich, Center for Organoid Systems)

Purity of recombinant human BMP-4 was determined by SDS- polyacrylamide gel electrophoresis. The protein was resolved in an SDS- polyacrylamide gel in reducing and non-reducing conditions and stained using Coomassie blue.

Recombinant human BMP-4 (HZ-1045) stimulates dose-dependent induction of alkaline phosphatase production in the ATDC-5 mouse chondrogenic cell line. Alkaline phosphatase production was assessed using pNPP as a chromogenic substrate. ATDC-5 cells were treated with increasing concentrations of recombinant human BMP-4 for 72 hours before lysis and addition of pNPP. The EC50 was determined using a 4-parameter non-linear regression model. The EC50 values range from 1.5-9 ng/ml.

Proteintech BMP-4 (HZ-1045) demonstrates equivalent induction and 2-fold lower EC50 compared to leading competitors. Recombinant human BMP-4 stimulates dose-dependent induction of alkaline phosphatase production in the ATDC-5 mouse chondrogenic cell line. Alkaline phosphatase production was assessed using pNPP as a chromogenic substrate. ATDC-5 cells were treated with increasing concentrations of recombinant human BMP-4 for 72 hours before lysis and addition of pNPP. The EC50 was determined using a 4-parameter non-linear regression model. The EC50 values range from 1.5-9 ng/ml.

Human iPSC-derived microglia (white) residing within an in vivo brain-like organoid environment (blue) derived using HumanKine growth factors (TGF beta 1- HZ-1011, BMP4- HZ-1045, and Thrombopoietin HZ-1248).(Credits- Credit: Simon T. Schafer & Monique Pena, Technical University of Munich, Center for Organoid Systems)

Human induced pluripotent cells(iPSCs) were differentiated to definitive endoderm using HumanKine growth factors (Activin A- HZ-1138, bFGF-HZ-1285, BMP-4- HZ-1045, and Wnt3A-HZ-1296). The differentiation was confirmed by detection of expression of FOXA2(Red) and downregulation of pluripotency marker NANOG(yellow), in immunofluorescence

Purity of recombinant human FGFbasic-TS was determined by SDS- polyacrylamide gel electrophoresis. The protein was resolved in an SDS- polyacrylamide gel in reducing and non-reducing conditions and stained using Coomassie blue.

Recombinant human FGFbasic-TS (HZ-1285) stimulates dose-dependent proliferation of the HDFa human primary fibroblast cell line. Cell number was quantitatively assessed by Promega CellTiter 96® cell viability reagent. HDFa cells were treated with increasing concentrations of recombinant FGFbasic-TS for 48 hours. The EC50 was determined using a 4-parameter non-linear regression model. The EC50 range is 0.05-0.4 ng/mL.

Recombinant human FGFbasic-TS (HZ-1285) stimulates dose-dependent proliferation of the NIH/3T3 mouse fibroblast cell line. Viable cell number was quantitatively assessed by Prestoblue Cell Viability Reagent. NIH/3T3 cells were serum starved with 0.02% FBS during treatment with increasing concentrations of recombinant human FGF basic-TS for 72hrs in defined medium. The EC50 was determined using a 4-parameter non-linear regression model. The EC50 values range from 0.4-2.5 ng/mL.

Proteintech FGF basic-TS (HZ-1285) demonstrates greater induction of proliferation and 3-fold lower EC50 compared to leading competitors. Recombinant human FGFbasic-TS stimulates dose-dependent proliferation of the HDFa human primary fibroblast cell line. Cell number was quantitatively assessed by Promega CellTiter 96® cell viability reagent. HDFa cells were treated with increasing concentrations of recombinant FGFbasic-TS for 48 hours. The EC50 was determined using a 4-parameter non-linear regression model. The EC50 range is 0.05-0.4 ng/mL.

Human induced pluripotent cells(iPSCs) were differentiated to definitive endoderm using HumanKine growth factors (Activin A- HZ-1138, bFGF-HZ-1285, BMP-4- HZ-1045, and Wnt3A-HZ-1296). The differentiation was confirmed by detection of expression of FOXA2(Red) and downregulation of pluripotency marker NANOG(yellow), in immunofluorescence

Purity of recombinant human IL-6 was determined by SDS- polyacrylamide gel electrophoresis. The protein was resolved in an SDS- polyacrylamide gel in reducing and non-reducing conditions and stained using Coomassie blue

Recombinant human IL-6 (HZ-1019) stimulates dose-dependent proliferation of the 3G12B10 hybridoma cell line. Cell number was quantitatively assessed by PrestoBlue® Cell Viability Reagent. 3G12B10 cells were treated with increasing concentrations of recombinant IL-6 for 96 hours. The EC50 range is 0.03-0.24 ng/mL​.
 

Recombinant human IL-6 (HZ-1019) stimulates dose-dependent proliferation of the 7TD1 hybridoma cell line. Cell number was quantitatively assessed by CellTiter® Cell Viability Reagent. 7TD1 cells were treated with increasing concentrations of recombinant IL-6 for 96 hours. The EC50 is <0.5 ng/mL​.

Purity of recombinant human IL-1 beta was determined by SDS- polyacrylamide gel electrophoresis. The protein was resolved in an SDS- polyacrylamide gel in reducing and non-reducing conditions and stained using Coomassie blue.

ecombinant human IL-1 beta (HZ-1164) stimulates does-dependent proliferation of the D10.G4.1 mouse helper t lymphocyte cell line. Cell number was quantitatively assessed by PrestoBlue® Cell Viability Reagent. D10.G4.1 cells were treated with increasing concentrations of recombinant IL-1 beta for 72 hours. The EC50 was determined using a 4-parameter non-linear regression model. 
 

Purity of recombinant human BMP-2 was determined by SDS- polyacrylamide gel electrophoresis. The protein was resolved in an SDS- polyacrylamide gel in reducing and non-reducing conditions and stained using Coomassie blue.

Recombinant human BMP-2 (HZ-1128) stimulates dose-dependent induction of alkaline phosphatase production in the ATDC-5 mouse chondrogenic cell line. Alkaline phosphatase production was assessed using pNPP as a chromogenic substrate. ATDC-5 cells were treated with increasing concentrations of recombinant human BMP-2 for 72 hours before lysis and addition of pNPP. The EC50 was determined using a 4-parameter non-linear regression model. Activity determination was conducted in triplicate on a validated bioassay. The EC50 values range from 7.5-37.5 ng/ml.