日本でも未だ根強い
「ウイルスは、宿主を絶滅させぬよう弱毒化する」
という主張を T.Ryan Gregory 博士が、
・進化生物学的な根拠はまったくない
・進化の仕組みに関する誤解だ
とバッサリ否定。
"Evolution does not work that way"
(進化って、そうはいかないよ)
People often assume that viruses will inevitably evolve to become seasonal or benign, usually because of some argument about not driving their hosts extinct. There is simply no basis for this in evolutionary biology. It's a misconception about how evolution works.
2/
Are you travelling this
#LunarNewYear
? ✈🚌🚉🚐
Take care and
#WearAMask
when in crowded transportation. Help keep yourself and everyone safe from COVID-19, flu and other respiratory illnesses.
#StaySafe
WHOが提言したように、咳・くしゃみ・唾吐きのみならず、
「会話・歌」
からもIRPs(感染性呼吸粒子)は吐出されます。
よって、咳エチケットではなく
🛋️ Stay home if you are sick
😷 Wear a mask
🍒 Keep social distance
🧼 Clean your hands
🪟 Improve ventilation
を広報するべきでは??🤔
COVID’S EFFECT ON THE IMMUNE SYSTEM
🔥 This is an excellent series of graphics from
@YaleSPH
explaining what we do (and don’t) know about Covid’s effect on the immune system.
Much of this is informed by the work of Dr. Akiko Iwasaki (
@VirusesImmunity
).
🧵
H/t
@fitterhappierAJ
Traveling for spring break? Make sure you & your family are up-to-date on measles vaccine, esp. before international travel.
The measles (MMR) vaccine is safe & effective. Two doses of MMR vaccine are about 97% effective at preventing measles.
The postmortem exams of cats who died of
#H5N1
#BirdFlu
on dairy farms show devastating effects on the heart, lung, eyes, & brain.
‼️Do not consume raw (unpasteurized) dairy products.
#MedTwitter
, 👀 at the screenshot.
#AvianFlu
#IDTwitter
A new study suggests that cognitive impairment in individuals with post-COVID-19 condition is associated with long-term alterations in the structure of the brain. These macrostructural changes may provide insight into the nature of cognitive symptoms