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Qk007 BMP2 (human) Qkine protein vial
recombinant human/mouse/rat/bovine/porcine BMP-2 protein (Qk007)£160.00£2,400.00

Human/mouse/rat/bovine/porcine BMP2 protein (bone morphogenetic protein 2) protein is member of the TGFβ family and a key regulator of embryogenesis and potent differentiation factor of embryonic stem cells (ESC) and induced pluripotent stem cells (iPSC) towards endoderm fates. BMP2 plays roles in the differentiation of mesenchymal cells to adipocytes, epithelial cancer EMT, chondrogenesis and regulation of neuronal and glial cell development.

26 kDa disulfide–linked bioactive highly pure dimer comprised of the mature domain of human BMP2 protein (animal-free and carrier protein-free). Our recombinant human BMP2 protein has been optimized for expression in E. coli and purified to homogeneity, offering a highly reliable and cost-effective reagent for the regulation of stem cell differentiation.

Show detailsgrowth-factor-cytokine bmp-family bovine human mouse porcine rat
Qk038-BMP4-human-qkine-vial
recombinant human BMP-4 protein (Qk038)£200.00£3,000.00

Human BMP4 (bone morphogenetic protein 4) protein is a key regulator of embryogenesis and supports the differentiation of embryonic stem cells and induced pluripotent stem cells. In addition, BMP4 plays roles in the differentiation of mesenchymal cells to adipocytes, epithelial cancer EMT, and regulating neuronal and glial cell development.

Highly pure 26 kDa disulfide–linked bioactive dimer comprised of the mature domain of human BMP4 protein (animal-free and carrier protein-free).

Show detailsgrowth-factor-cytokine bmp-family epithelial human ipsc-esc-maintenance mesenchymal neural organoid
Qk025 FGF2 / bFGF (human) Qkine protein vial
recombinant human FGF-2 (bFGF) 145 aa protein (Qk025)£100.00£600.00

Human FGF2 /bFGF protein (145 aa) is our gold-standard and recommended FGF2 / bFGF protein for induced pluripotent stem cell (iPSC) and embryonic stem cells (ESC) maintenance, and induced pluripotent and mesenchymal stem cells proliferation and differentiation.

High purity and bioactivity 17 kDa FGF2 / bFGF protein, animal-derived component free (ACDF) and carrier-protein free (CF) comprising the core structured region (145 amino acids) sufficient for full biological activity.

Show detailsgrowth-factor-cytokine fgf-family human ipsc-esc-maintenance organoid
Qk027 FGF2 / bFGF (human) Qkine protein vial
recombinant human FGF-2 (bFGF) 154 aa protein (Qk027)£100.00£600.00

Human FGF-2 / bFGF protein (154 aa) is a highly bioactive, long–form of human fibroblast growth factor 2 protein.   FGF-2 protein is used to support the maintenance of human embryonic stem cells and proliferation and differentiation of induced pluripotent and mesenchymal stem cells. This 154 aa form of FGF-2 comprises the core structured region and N-terminal extension.

High purity and bioactivity 17 kDa FGF-2 / bFGF protein, animal-derived component free (ACDF) and carrier-protein free (CF).

Show detailsgrowth-factor-cytokine fgf-family human ipsc-esc-maintenance organoid
Qkine growth factor (KGF)
recombinant human KGF (FGF-7) protein (Qk046)£200.00£3,000.00

human KGF / FGF-7 protein is a member of the FGF family secreted by mesenchymal cells and has a paracrine effect on neighbouring epithelial cells.1 KGF is used in the culture of lung, breast, liver, and bladder organoids.2 In vivo, KGF is involved in wound healing and development of kidney, thymus, and hippocampus.1

High purity and bioactivity 19 kDa human FGF-7 / KGF protein, animal-origin free (AOF) and carrier-protein free (CF).

Show detailsepithelial fgf-family human organoid
recombinant human FGF-9 protein (Qk039)
recombinant human FGF-9 protein (Qk039)£120.00£1,600.00

Human FGF-9 protein is a member of the fibroblast growth factor (FGF) family, FGF-9 is involved in many developmental processes including neural and skeletal development. Recombinant FGF9 is used frequently in the generation of kidney organoids.

Highly pure and bioactive 23 kDa FGF-9 protein, animal-derived component free (ACDF) and carrier-protein free (CF)

Show detailsfgf-family human mesenchymal neural organoid
Qk013 HGF NK1 (human) Qkine protein vial
recombinant human HGF (NK1) protein (Qk013)£160.00£1,200.00

Human HGF (NK1) protein is a potent, high purity NK1 isoform of human hepatocyte growth factor (HGF) that promotes efficient differentiation of human iPSCs to hepatocyte-like cells at just 10 ng/ml with highly homogeneous expression of the hepatic marker, HNF4α. The highly scalable animal-free manufacture and enhanced bioactivity make this suitable for chemically-defined media and reproducible scale-up.

20kDa naturally occurring isoform of HGF, animal-free and carrier-protein free.

Show detailsgrowth-factor-cytokine human optimised-by-qkine organoid plasminogen-gf-family-hgf
recombinant human/bovine/porcine IGF-1 LR3 protein (Qk041)
recombinant human/bovine/porcine IGF-1 LR3 protein (Qk041)£50.00£175.00

Human IGF-1 LR3, insulin-like growth factor long arginine 3, protein is a synthetic form of IGF-1 with an N-terminal protein extension that improves potency and metabolic stability. IGF-1 LR3 is often used in the maintenance of human pluripotent stem cells1

Highly pure and bioactive 9 kDa IGR-1 LR3 protein monomer, animal-free (AF) and carrier-protein free (CF)

Show detailsepithelial hematopoietic human igf-family ipsc-esc-maintenance neural
recombinant human/bovine/porcine IGF-1 protein (Qk047)
recombinant human/bovine/porcine IGF-1 protein (Qk047)£50.00£175.00

Human IGF-1 (IGF-I), insulin-like growth factor 1, protein is used in the maintenance of human pluripotent stem cells and is necessary for cell growth in the absence of insulin1. IGF-1 promotes the proliferation of many cell types, including mesenchymal stem cells, in vitro.

Highly pure and bioactive 8 kDa IGF-1 protein, animal-free (AF) and carrier-protein free (CF)

Show detailsepithelial hematopoietic human igf-family ipsc-esc-maintenance neural
Qk036-LIF-human-qkine-vial
recombinant human LIF protein (Qk036)£120.00£1,600.00

Human LIF (leukemia inhibitory factor) protein suppresses the differentiation of murine embryonic stem cells (ESCs) and is widely used in ESC and iPSC culture.1

Qkine human LIF protein is high purity and animal and carrier-protein free for reproducible results.

Show detailshuman il6-family-lif-osm ipsc-esc-maintenance mouse-es-cell neural
recombinant human/bovine/porcine NRG-1 protein (Qk045)
recombinant human/bovine/porcine NRG-1 protein (Qk045)£100.00£1,200.00

Human NRG-1 (Neuregulin 1) protein is frequently used in the maintenance of human pluripotent stem cells.  In addition to its widespread use in stem cell culture media, NRG-1 (also known as Heregulin-β1 , HRG-1) has essential roles in vivo including in nervous system, cardiac, and mammary gland development; cancer biology and neurological disorders.

7.5 kDa highly pure, bioactive domain of human NRG-1, comprised of the β isoform of the EGF-like domain of NRG-1 (HRG1-B1). This NRG-1 protein monomer is animal-free (AF) and carrier-protein free (CF).

Show detailsbovine cellular-agriculture egf-family human ipsc-esc-maintenance neural porcine
Qk034-Noggin-human-qkine-vial
recombinant human noggin protein (Qk034)£160.00£2,400.00

Human noggin is a bone morphogenetic protein (BMP) family antagonist used in the culture of intestinal, pancreatic, lung and tumor-derived organoids, maintenance of undifferentiated embryonic stem cells and for stem cell differentiation into neural and microglial lineages.

Qkine human noggin protein is a highly pure 46kDa bioactive dimer for reproducible results in organoid culture.

Show detailsgrowth-factor-cytokine bmp-family bmp-inhibitors-noggin human ipsc-esc-maintenance mouse-es-cell neural organoid
recombinant human oncostatin M (OSM) protein (Qk049)
recombinant human oncostatin M (OSM) protein (Qk049)£160.00£2,400.00

Human OSM (oncostatin M) protein is used in the differentiation of human pluripotent stem cells into hepatocyte-like cells. OSM also plays roles in osteogenesis and neurogenesis, and is an important regulator of the hematopoietic stem cell niche in the bone marrow.

Qkine human oncostatin M protein is high purity and animal and carrier-protein free for reproducible results.

Show detailscellular-agriculture hematopoietic human il6-family-lif-osm ipsc-esc-maintenance neural
recombinant human PDGF-AA protein (Qk043)
recombinant human PDGF-AA protein (Qk043)£160.00£2,400.00

Human PDGF-AA (platelet derived growth factor AA) protein is a homodimer of PDGF-A peptide chains. This protein is a potent mitogen involved in embryogenesis.1 PDGF-AA is commonly used to differentiate human pluripotent stem cell (hPSC)-derived neural progenitor cells into oligodendrocyte precursor cells.2

High purity 29 kDa disulfide–linked bioactive dimeric human PDGF-A protein. Animal-free (AF) and carrier protein-free.

Show detailsgrowth-factor-cytokine human neural
recombinant human PDGF-BB protein (Qk044)
recombinant human PDGF-BB protein (Qk044)£160.00£2,400.00

human PDGF-BB (platelet derived growth factor BB) protein is a homodimer of PDGF-B peptide chains. PDGF is a potent mitogen involved in embryogenesis.1

PDGF-BB is used in neuronal differentiation2 and treatment of periodontal and orthopedic bone defects and dermal wound healing.3

High purity 25 kDa disulfide–linked bioactive dimeric human PDGF-B protein. Animal-free (AF) and carrier protein-free.

Show detailsgrowth-factor-cytokine human neural
Qk006 R-spondin 1 (human) Qkine protein vial
recombinant human R-spondin 1 protein (Qk006)£120.00£1,600.00

Human R-spondin 1 protein (RSPO1) is the prototypic member of the R-spondin family and is used to potentiate Wnt signalling in many organoid culture systems including intestinal and tumor (cancer) organoid culture. R-spondin 1 is also required for hematopoietic stem cell specification and cancer cell migration and survival.

13kDa highly pure, bioactive domain of human R-spondin 1 comprising the two cysteine-rich furin-like domains of R-spondin 1, which are necessary and sufficient for Wnt signalling potentiation and are the essential domains for activity in stem cell and organoid culture.  Qk006 is animal-free and not glycosylated to ensure production of homogeneous protein and enhanced comparability between batches. Used to replace R-spondin conditioned media for improved reproducibility in chemically defined organoid culture media.

Show detailsgrowth-factor-cytokine human ipsc-esc-maintenance optimised-by-qkine organoid r-spondins
Qk032 R-spondin 3 (human) Qkine protein vial
recombinant human R-spondin 3 protein (Qk032)£120.00£1,600.00

Human R-spondin 3 protein potentiates Wnt signalling in and has been shown to function in crypt regeneration in the intestine and control stem cell and progenitor cell behaviour during kidney development. R-spondin 3 is used alongside R-spondin 1 in intestinal organoid culture systems.

17kDa highly pure, bioactive domain of human R-spondin 3 comprising the two cysteine-rich furin-like domains, which are necessary and sufficient for Wnt signalling potentiation and are the essential domains for activity in stem cell and organoid culture. Animal-free and carrier-protein free.

Show detailsgrowth-factor-cytokine human optimised-by-qkine organoid r-spondins
Qk018 TGF beta 1 PLUS (human) Qkine protein vial
recombinant human/bovine/porcine TGF-β1 PLUS protein (Qk010)£200.00£3,000.00

Human/bovine/porcine TGF-β1 PLUS protein is the first entirely animal-free recombinant human transforming growth factor beta 1 (TGF-β1) protein for highly reproducible results and compatible with chemically-defined stem cell media. TGFβ1 is used extensively in E8-style induced pluripotent (iPSC) and embryonic (ESC) stem cell media.

High purity 24 kDa dimer comprising optimised mature domain of TGFβ1 protein, animal-free (AF) and carrier-protein free (CF).  Our  TGF-β1 PLUS protein has been extensively tested for maintenance of iPSC pluripotency by the specialist stem cell biotechnology company, Stemnovate, Cambridge, UK.

*Benchmark our TGF-β1 PLUS against your existing supplier*

Show detailsbovine human ipsc-esc-maintenance optimised-by-qkine porcine

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