Cells in the nasal passages and upper airways are likely the coronavirus’ major point of entry into the body, according to a study by Stanford Medicine researchers. The finding further supports the use of masks to prevent viral spread and suggests that nasal sprays or rinses might be effective in blocking infection by the coronavirus.
Ribonucleic acid (RNA) occurs in animal and plant cells and has many biological functions. RNA plays a central role in the reading of genetic material, thereby ensuring that important substances are produced for the cells. Among other things, it also ensures the formation of the proteins needed by the cells. There are different types of
Last week the US state of Georgia passed abortion laws that wind back some of the hard-fought reproductive rights won through America’s landmark abortion case Roe v Wade. The new legislation restricts abortion once “cardiac activity” can be detected. Since this usually occurs at around six weeks of pregnancy – at which point many are
Similar to leaky pipes, veins, as they return blood to the heart, sometimes fail to close completely. They stretch out and subsequently leak near the surface of the skin, creating spider or varicose veins that may cause discomfort. Dr. Tanya Flohr, a vascular surgeon at Penn State Heart and Vascular Institute, said the majority of
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