Human Chorionic Gonadotropin
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To derive a model and examine the performance of first‐trimester combined screening by maternal age, fetal nuchal translucency… Expand BACKGROUND
The lifesaving treatment endured by cancer patients leads, in many women, to early menopause and subsequent… Expand OBJECTIVE
The purpose of this study was to determine whether maternal serum levels of pregnancy-associated plasma protein A, free… Expand Angiogenesis and vascular remodeling are crucial processes in tumor invasion and metastasis as well as in embryo implantation and… Expand The excitement and controversy surrounding the potential role of human embryonic stem (ES) cells in transplantation therapy have… Expand To examine the potential impact of combining maternal age with fetal nuchal translucency thickness and maternal serum free… Expand BACKGROUND
Human chorionic gonadotropin (hCG) is a placental hormone that stimulates secretion of the pregnancy-sustaining… Expand Abstract With antiserum to the β-subunit of human chorionic gonadotropin (HCG), we have developed a radioimmunoassay which… Expand Most of the enzyme-immunoassays described in the literature employ enzyme-labelled antigen or hapten [l-8]. A few use enzyme… Expand Purified human chorionic gonadotropin has been radioiodinated to give an immunologically and biologically active product which… Expand