As the end of the second world war neared, mass production of the newly developed antibiotic penicillin enabled life-saving treatment of bacterial infections in wounded soldiers. Since then, penicillin and many other antibiotics ...
May 8, 2020
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Viruses are little more than parasitic fragments of RNA or DNA. Despite this, they are astonishingly abundant in number and genetic diversity. We don't know how many virus species there are, but there could be trillions.
Apr 6, 2020
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When a new virus emerges that infects and sickens humans, the wheels of innovation start turning quickly in the world of health care and biomedical research. Teams versed in different aspects of laboratory medicine work together ...
Apr 3, 2020
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South Africa has one of the highest rates of tuberculosis (TB) infection globally. Almost 400 000 patients are treated for TB annually. It is also the most common cause of death in South Africa.
Mar 24, 2020
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The novel SARS-CoV-2 coronavirus that emerged in the city of Wuhan, China, last year and has since caused a large scale COVID-19 epidemic and spread to more than 70 other countries is the product of natural evolution, according ...
Mar 17, 2020
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Several coronaviruses circulate worldwide and constantly infect humans, which normally causes only mild respiratory disease. Currently, however, we are witnessing a worldwide spread of a new coronavirus with more than 90,000 ...
Mar 5, 2020
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Viruses are parasites. The only way they can grow is by hijacking their hosts. When they infect a human host, viruses use human proteins to multiply and modify the human cells to sustain the infection. At the same time, the ...
Feb 20, 2020
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Researchers at Rensselaer Polytechnic Institute have developed a way to 3-D print living skin, complete with blood vessels. The advancement, published online today in Tissue Engineering Part A, is a significant step toward ...
Nov 1, 2019
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Close to 1.8 billion people worldwide are infected with Mycobacterium tuberculosis (Mtb), the common and occasionally deadly bacterium that causes millions of cases of tuberculosis each year. The bacteria, having coevolved ...
Oct 31, 2019
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Nonhuman primates with clinically undetectable Plasmodium relapse infections still harbor parasitic gametocytes that may be infectious to mosquitoes, according to a study published September 19 in the open-access journal ...
Sep 19, 2019
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