Today, the whole world is suffering and threatened with this newly discovered disease, the COVID-19. People who are infected with the coronavirus are showing symptoms that are almost similar to having colds or flu. Sadly, many are unaware that they are already infected with the virus as they mistakenly identify it as simple flu. The lack […]
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A medical buzzword that has taken the entire healthcare fraternity by storm is Antimicrobial resistance (AMR). A growing health menace AMR, has become a critical health issue. But despite a worldwide response headed by the World Health Organization (WHO) and other major health agencies, a solution to this problem is yet to be discovered. The developed resistant […]
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Hundreds of thousands of people are being tested for SARS-CoV-2 (COVID-19) around the world and the tests themselves are a crucial starting point in efforts to flatten the spread of the virus. In a recent episode of Thermo Fisher Scientific’s Science with a Twist podcast, we talk with Senior Director of Genetic Sciences, Joshua Tratta. […]
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The ongoing Zika virus outbreak in the Americas has now had confirmed cases in the UK and other parts of Europe. The disease appears to be linked to an increase in babies born with microcephaly as well as a serious neurological disorder called Guillain-Barré syndrome. Could mosquitoes here also transmit the disease? Scientists believe that […]
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1. Treat all microorganisms as potential pathogens. While the majority of microorganisms are not pathogenic to humans and have never been shown to cause illness, under unusual circumstances a few microorganisms that are not normally pathogenic can act as pathogens. Treat all microorganisms—especially unknown cultures—as if they were pathogenic. A student who has a compromised […]
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Course of HIV Infection Tests to diagnose HIV infection can be divided into different categories: virus culture, antigen detection, detection of antibodies, and viral genome amplification (PCR). Sample Collection and Transport For standard HIV-1/HIV-2 antibody testing a single tube (10 mL) of whole blood is sufficient. Specimens can be stored at room temperature up to […]
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Culture media The method for the preparation of basic microbiology media is given below. In situations where preparation is uneconomic in time, prepared, sterilized media (liquid and solid) are available from the major school science equipment suppliers. Sterilization is at 121 °C (15 lb in ˉ²) for 15 minutes. pH values are 7.0 unless stated […]
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What is syphilis? Syphilis is a sexually transmitted infection (STI) caused by a type of bacteria known as Treponema pallidum. In 2016, more than 88,000 cases of syphilisTrusted Source were reported in the United States, according to the Centers for Disease Control and Prevention. The rate of women with syphilis has been declining in the United States, but the rate […]
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United Nations convened a high-level meeting aimed at addressing the global tuberculosis (TB) epidemic. Delegates heard from heads of state and political leaders, but one of the most powerful speakers was Nandita Venkatesan. Shortly after graduating from university in 2007, Nandita was diagnosed with TB. At the high-level meeting, she spoke of her years spent […]
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