Sample pooling strategy was intended to determine the optimal parameters for group testing of pooled specimens for the detection of SARS-CoV-2 and process them without significant loss of test ...

Cryo-electron microscopy (cryo-EM) is rapidly becoming an attractive method in the field of structural biology. With the exploding popularity of cryo-EM, sample preparation must evolve to prevent ...

In this process, the particle to be studied is exposed to electron beams under a high-resolution microscope called a transmission electron microscope and the micrographs or images captured are ...

Biological samples can be highly susceptible to changes over time, which often occur when they are removed from deep refrigeration. Degraded samples can produce spurious results in research. To ...

Collection of specimens from the surface of the respiratory mucosa with nasopharyngeal swabs is a procedure used for the diagnosis of Covid-19 in adults and children. 1-4 The procedure is also ...

Now, imagine if those specimens were never collected. There’s a variety of reasons that specimens don’t get saved, including insufficient museum-based training among newer generations of scientists, ...

Stool samples can help doctors diagnose some health conditions. Tips for collecting a stool sample include urinating before collecting the sample and using any tools that the sample kit provides.

As the climate crisis threatens millions of species worldwide, biodiversity conservation is now an all-hands-on-deck operation. Natural history collections play a critical role in this effort as ...