In Australia,scientists are studying alpacas.These animals have a unique immune response(不寻常的免疫反应).Scientists used to use them to make a study on viruses(病毒) like HIV.Now they find that when alpacas are infected(感染) with COVID-19,their bodies react(反应) in a ...
If you are curious whether you had COVID-19 in the past then yes, it makes sense to be tested. Be aware, however, that some of the tests to date have showna high number of false positives. If you do have antibodies, do not assume you an invulnerable to the new coronavirus; you mig...
Will COVID-19 vaccines work if I have a weak immune system? Ad Probably not as well as they do in healthy people, but the shots should offer some protection. It's why vaccinations are still recommended for people with immune systems weakened by disease or certain medications. It's also i...
If virologic failure is declared, your healthcare provider will order one or more tests to evaluate your "viral pool." When you have HIV, you do not have just one virus but rather a multitude of variants, some of which are drug-resistant. Under the pressure of antiretroviral therapy, the ...
Fast-spreading variants of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) energize the COVID-19 pandemic. While viral infections elicit a conserved immune response, it is not known whether SARS-CoV-2 variants, which display enhanced binding to the ACE2 receptor and reduced ...
Dr. Bonnie Henry says while Santa Claus is “probably” immune to COVID-19, Christmas will still look just a little different this year. THE CANADIAN PRESS/Chad Hipolito While Santa Claus is “probably” immune to the novel coronavirus, B.C.’s top doctor is warning that ...
Will COVID-19 vaccines work if I have a weak immune system? Probably not as well as they do in healthy people, but the shots should offer some protection. It's why vaccinations are still recommended for people with immune systems weakened by disease or certain medications. It's also import...