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1381885-28-4

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1381885-28-4 Usage

Uses

Activin A human has been used to study rRNA gene transcription during directed differentiation of human embryonic stem cells.

General Description

Activins (also referred to as inhibins) are generally dimers of three subunits: inhibin βA, inhibin βB, and inhibin α. Recombinant human Activin A (inhibin βA) is a 26kDa disulfide-linked homodimer of two bA chains, each containing 116 amino acid residues. The sequence of mature Activin A is completely homologous between human, mouse, and rat species.

Biochem/physiol Actions

Activin A (inhibin βA) is a TGF (transforming growth factor)-β family member that exhibits a wide range of biological activities including regulation of cellular proliferation and differentiation, and promotion of neuronal survival. Elevated levels of Activin A in human colorectal tumors and in postmenopausal women have been implicated in colorectal and breast cancers, respectively. Activin A plays a central role in reproduction by regulating the levels of follicle stimulating hormone (FSH). It is involved in hematopoiesis, embryogenesis and osteogenesis. It exhibits both tumor suppressing and promoting effects. In underweight and overweight humans, high levels of Activin A in serum might be associated with the pathogenesis of asthma. The biological activities of Activin A can be neutralized by inhibins and by the diffusible TGF-β antagonist, follistatin.

Check Digit Verification of cas no

The CAS Registry Mumber 1381885-28-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,8,1,8,8 and 5 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1381885-28:
(9*1)+(8*3)+(7*8)+(6*1)+(5*8)+(4*8)+(3*5)+(2*2)+(1*8)=194
194 % 10 = 4
So 1381885-28-4 is a valid CAS Registry Number.

1381885-28-4Upstream product

1381885-28-4Downstream Products

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