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Showing posts with the label non-enveloped virus

Educated daughters vs strong daughters: The difference

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Indian government, Indian law, and pro-female organizations in that land talk about increasing education of girls and women. I get very amused at this ineffective and useless propoganda that does nothing great to help the girl child and women. This is because most women even if educated are unable to continue work, career or do entrepreneurship because their parents or in-laws or community will not allow them. So it means educate them for namesake and then make them stagnant to do caring and cooking jobs at home. In short, educate them and again throw them in the same gutter or furnace as before. Education gives them no financial independence, no autonomy, no freedom to decide for self or children. Then what is the role of education for them? Nothing. I pity the parents who think that educating a daughter makes them finish their duty towards her. They continue to rear her as a cow or sheep. The net result is an educated women with no respect or autonomy and no space of her own. This ca...

What is norovirus? What are it's symptoms and how to prevent it's infection?

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 Norovirus, also called the winter vomiting bug causes a significant number of cases of gastroenteritis in the world. It causes, vomiting, loose motions, and gastric pain. Fever with or without headache might be present. Usually, dehydration is less but common in young, old, and those that have co-morbid conditions.  Norovirus The virus gets its name from Norwalk in Ohio where it was first reported in 1968. It is a non-enveloped virus and is a single-stranded positive-sense RNA virus. RNA is around 7.5 kB long. The virus has an icosahedral structure.  It replicates cytoplasmically. It has 7 genogroups and several genotypes. Most infections are of genogroups GI and GII. Infectivity is high and just 5-20 viral particles can cause it. Transmission is person to person and through contaminated surfaces and food. Salad and shellfish are notorious to cause it.  Breathing aerolized particles can also cause infection. Viral shedding continues for a long time after symptoms su...