Tag Archives: step

Human Sperm Stem Cells Grown in Lab, an Early Step Toward Infertility Treatment

Infertility affects one in seven men of reproductive age worldwide. One idea for treating male sterility is spermatogonial stem cell (SSC) therapy. In this approach, sperm stem cells in the testis are transferred to a test tube, cultured and nudged into becoming fully fledged sperm. However, a key bottleneck has been identifying just the right… Read More »

US step showed it underestimated virus

The US Commerce Department encouraged American manufacturers to sell nearly $ 18 million in face masks and other protective medical gear to China — even as the coronavirus pushed into the United States, a new analysis shows. In January and February, US exports of masks and related items to China jumped from $ 1.4 million… Read More »