Cell Culture Growth Factors and Hormones
Medchemexpress LLC TGF-βRI inhibitor 3 (compound 9ac) | 666729-57-3 | 99.2% | 351.40 g·mol⁻¹ | C21H21NO4 | 5 MG
TGF-βRI inhibitor 3 is a selective small-molecule inhibitor of the Transforming Growth Factor-β type I receptor used in research to study TGF-β signaling and related cellular processes. The compound is supplied as a light yellow solid with high purity and defined storage recommendations.
- Selective inhibition of TGF-βRI signaling.
- High purity (99.16%).
- Chemical formula C21H21NO4 and molecular weight 351.40 g·mol⁻¹.
- Provided as a light yellow solid suitable for laboratory use.
- Available in milligram quantities for small-scale experiments.
- Powder stable at -20°C for long-term storage; in solvent store at -80°C for extended periods.
- For research use only; not for human or clinical use.
Medchemexpress LLC HGF Human CHO 50ug
Recombinant human hepatocyte growth factor (HGF) expressed in CHO cells and supplied lyophilized for research use. The protein is >95% pure by reducing SDS-PAGE, exhibits validated biological activity in cell-based assays, and is offered in multiple microgram-scale sizes suitable for assay development and functional studies.
- High purity suitable for biochemical and cell-based assays.
- Expression in CHO cells preserves mammalian glycosylation.
- Validated biological activity (ED50 <10 ng/mL in 4MBr5 cells).
- Available in small, convenient package sizes for assay optimization.
- Lyophilized formulation for improved stability during storage and transport.
- Stable when aliquoted and stored at -20°C or -80°C for long-term use.
- Includes amino acid sequence and molecular weight information.
Medchemexpress LLC KGF/FGF-7 Human CH 50ug
KGF/FGF-7 Protein, Human (CHO) is a recombinant human keratinocyte growth factor produced in Chinese Hamster Ovary (CHO) cells. Supplied lyophilized, the protein is intended for research use in cell-based assays and biochemical studies where stimulation of epithelial cell proliferation and differentiation is required.
- Mature sequence corresponding to human FGF-7 (C32-T194) for biological relevance.
- Expressed in CHO cells to provide mammalian-type post-translational modifications.
- High purity (>95%) confirmed by reducing SDS-PAGE.
- Potent biological activity (ED50 ~0.97 ng/mL in a cell proliferation assay).
- Lyophilized formulation with trehalose for enhanced stability.
- Recommend aliquoting and freezing for long-term storage.
Medchemexpress LLC TNF-alpha/TNFSF2 Mo 50ug
Recombinant mouse TNF-alpha (156 a.a) supplied lyophilized for use in in vitro functional and biochemical studies. Expressed in E. coli, the protein is highly pure and validated for activity in cytotoxicity and signaling assays.
- Lyophilized formulation for long-term storage and easy reconstitution.
- High purity suitable for biochemical and cell-based assays.
- Low endotoxin level (<0.2 EU/μg) for sensitive applications.
- Validated biological activity (ED50 <0.1 ng/mL in L-929 cell assay).
- Multiple pack sizes available to accommodate experimental scale.
Medchemexpress LLC IL-2 Rat HEK293 H 10ug
Recombinant rat interleukin-2 produced in HEK293 cells and supplied as a C-terminal 6xHis-tagged protein for in vitro immunology and cell-based assays. The product is provided as a 0.22 μm filtered solution with low endotoxin and high purity, enabling reliable activity measurements and assay development in research settings.
- Rat species recombinant interleukin-2 for species-relevant assays.
- Expressed in HEK293 cells to support mammalian post-translational modifications.
- C-terminal 6xHis tag enables straightforward detection and purification.
- High purity (>95%) by reducing SDS-PAGE for consistent performance.
- Low endotoxin (<1 EU/μg) suitable for sensitive cell-based assays.
- Supplied as a 0.22 μm filtered solution formulated at pH 4.0.
- Validated bioactivity with ED50 approximately 12.7-16.3 ng/mL in CTLL-2 proliferation assay.
- Available in small research sizes for assay development and validation.
Medchemexpress LLC GRO-alpha/CXCL1 Hum 10ug
Recombinant human GRO-alpha (CXCL1) is a HEK293-expressed, His-tagged chemokine supplied as a lyophilized powder. It contains the mature sequence (residues A35-N107), is low in endotoxin, and is reported active in chemotaxis and proliferation assays. The reagent is designed for functional and biochemical studies, including receptor activation and cell signaling assays; aliquot and freeze for extended stability.
- HEK293-expressed, His-tagged recombinant human CXCL1.
- Contains mature sequence A35-N107.
- Supplied as a lyophilized powder formulated with trehalose for stability.
- Low endotoxin level (<1 EU/μg).
- Demonstrated bioactivity with ED50 ≈ 3.5-3.7 ng/mL in functional assays.
- Suitable for chemotaxis, receptor activation, and signaling studies.
- Store at -20°C; aliquot and freeze at -80°C for long-term storage.
Medchemexpress LLC FGF-8b Human/Mouse 2ug | 2ug
FGF-8b Protein Human/Mouse is the recombinant mouse human-derived FGF-8b protein expressed by E coli with tag free
Medchemexpress LLC TGF beta 1/TGFB1 Hu 100ug
Recombinant human transforming growth factor-beta 1 (TGF-β1) produced in HEK293 cells and supplied lyophilized for use in cell signaling, proliferation, and functional assays. The protein corresponds to residues A279-S390, exhibits high specific activity in bioassays, and is provided with low endotoxin to support cell-based applications.
- Contains 100 μg of lyophilized protein for experimental use.
- Expressed in HEK293 cells to preserve mammalian post-translational modifications.
- High purity greater than 95% as determined by reducing SDS-PAGE.
- High specific activity (ED50 ≈ 0.0964 ng/mL in Mv-1-lu cell assay).
- Low endotoxin level <1 EU/μg, suitable for cell culture.
- Lyophilized formulation for improved stability and shipping.
- Store long term at -20°C; aliquot and freeze at -80°C for extended storage.
Medchemexpress LLC LIFR Mouse HEK293 5ug | 5ug
LIFR Protein a signal-transducing molecule may share a common pathway with IL6ST Its soluble form acts as an inhibitor blocking LIF binding to receptors and reducing biological activity LIFR forms a heterodimer with IL6ST interacting with the CNTF and CNTFR complex indicating potential cross-talk and cooperative actions in cellular processes LIFR Protein Mouse (HEK293 His) is the recombinant mouse-derived LIFR protein expressed by HEK293 with C-His labeled tag
Medchemexpress LLC KGF/FGF-7 Human 500ug
Recombinant human KGF/FGF-7 is a tag-free polypeptide expressed in E. coli that stimulates proliferation and differentiation of epithelial cells. The material corresponds to residues C32-T194 (163 amino acids) of the human sequence, with a predicted molecular mass of ~18.9 kDa and >95% purity by reducing SDS-PAGE. Reconstitute at ≥100 μg/mL in ddH2O and store aliquots at -20°C or -80°C for long-term stability.
- Promotes epithelial cell proliferation and differentiation.
- Expressed in E. coli and provided tag free.
- Contains 163 amino acids corresponding to residues C32-T194.
- Predicted molecular mass ~18.9 kDa; purity >95% by reducing SDS-PAGE.
- Stable when stored at -20°C; freeze aliquots at -80°C for extended storage.
- Do not reconstitute below 100 μg/mL in ddH2O.