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Microorganisms growing on an agar plate. Sterilization (British English: sterilisation) refers to any process that removes, kills, or deactivates all forms of life (particularly microorganisms such as fungi, bacteria, spores, and unicellular eukaryotic organisms) and other biological agents (such as prions or viruses) present in fluid or on a specific surface or object. [1]
Earle Spaulding of Temple University (Philadelphia, Pennsylvania) in a 1939 paper on disinfection of surgical instruments in a chemical solution proposed "a strategy for sterilization or disinfection of inanimate objects and surfaces based on the degree of risk involved in their use". [1]
In microbiology, sterility assurance level (SAL) is the probability that a single unit that has been subjected to sterilization nevertheless remains nonsterile.. It is never possible to prove that all organisms have been destroyed, as the likelihood of survival of an individual microorganism is never zero.
Few periods of life are more closely monitored and supervised than during one's pregnancy. Throughout this time, trained medical professionals conduct a series of prenatal visits with the mother ...
Alcohol is used as a social lubricant, maybe more so as holiday festivities approach. But drinking carries health and other risks. Here are five tips to make it safer.
The nation said a proper farewell to former President Jimmy Carter during his funeral service in Washington D.C. on Thursday. President Joe Biden, who declared Thursday a national day of mourning ...
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A man who kidnapped and sexually assaulted a Northern California woman in what became widely known as the “Gone Girl” kidnapping has been charged with two 15-year-old home invasion sexual ...