The principle behind cancer-spotting blood tests is relatively simple. Some, like Galleri, analyse DNA fragments shed by ...
Animal testing is often used to evaluate the potential risks, uses, and environmental impacts of chemicals. New Approach Methodologies (NAMs) are technologies and approaches that can potentially ...
One of the best ways to figure out how far a virus like COVID-19 has spread in a community is to test for it. This step-by-step guide explains how coronavirus swab-the-nose-and-throat tests work, and ...
The old Bray-1 method required multiple samples to provide a full nutrient picture of the sample, slowing the process and increasing the cost. In contrast, the new method, called Mehlich-3, requires ...
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