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Human chorionic gonadotropin is a hormone for the maternal recognition of pregnancy produced by trophoblast cells Human chorionic gonadotropin (HCG) is a glycoprotein secreted by trophoblast cells of the placenta And β dimer proteins. The molecular weight of glycoprotein hormone 36700, A. Pituitary, FSH, follicle stimulating hormone, LH (luteinizing hormone) and TSH (thyroid stimulating hormone) are basically similar, So they can cross-react with each other, while the structure of β subunit is not similar. In mature women, the fertilized ova move to the uterine cavity for implantation and form embryos. In the process of development and growth into the fetus, the placental syncytiotrophoblast cells produce a large amount of HCG
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Polypeptides are complex macromolecules, so each sequence is unique in both physical and chemical properties. Some peptides are difficult to synthesize, while others are relatively easy to synthesize, but purification is difficult. The most common...
“The prospects for the development of pharmaceutical intermediates in China are still promising.” This is the information that the reporter learned from the experts at the second seminar on pharmaceutical intermediates R&D progress and market...
On April 5, in the provincial-level eco-economic park in Mingxi County, the workers of Shunan Fine Chemicals Co., Ltd. are stepping up the installation of the second phase of high purity industrial oxygen and hydrogen equipment. The company is the...
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