The results showed that HCG depolarised membrane potential of toad oocytes, while tyrosine directly caused membrane, hyperpolarization, and inhibited the depolarization induced by HCG.

结果表明，HCG对卵母细胞膜电位有去极化作用，酪氨酸可以使膜电位呈现超极化反应，并能抑制HCG的去极化作用。

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Objective In order to explore the value of diagnosis ectopic pregnancy by HCG(human chorionic gonadotropin) qualitative analysis with urine HCG test paper in serum of abdomen cavity.

目的探讨尿试纸法腹腔血HCG定性检测诊断异位妊娠的临床价值。

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In many early pregnancies, the hCG level will double every 31 to 72 hours. As the pregnancy progresses, hCG levels rise and the doubling time increases.

许多的早孕，和HCG水平每31 - 72小时会翻倍，随着怀孕的进程，HCG水平的上升以及翻倍的时间也会增加。

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HCG, human chorionic gonadotropin, is a hormone produced by the placenta during pregnancy.

CNN: Is the hCG diet good to lose 20-30 pounds?

If the HCG level remains high, you might need another injection of methotrexate.

CNN: Ectopic pregnancy

The short story is that all pregnancy tests are checking for a pregnancy hormone called Human chorionic gonadotropin (HCG).

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