If you see blood in your stool or toilet ... Endoscopy can also be used to collect small tissue samples (called a biopsy) for examination under a microscope. Colonoscopy. This is similar to ...

Gastrointestinal bleeding may be microscopic, so you can’t see it. (Doctors call that “occult” blood.) Or you may ... you put a special pad or tissue from the kit into the toilet and tell ...

Japanese scientists have found a way to observe clotting activity in blood as it happens, without needing invasive procedures ...

Cardiac muscle cells appear striated or striped under a microscope ... for keeping the heart pumping and blood circulating around the body. Cardiac muscle tissue, or myocardium, contains cells ...

Standard genetic sequencing approaches can tell you a lot about the genetic makeup and activity in a sample, like a piece of tissue or drop of blood ... volumetric DNA microscopy, creates a ...

A method for imaging the production of blood cells in the bones of ... cell to be identified by fluorescence microscopy of intact bone-marrow tissue. Using these surface-marker combinations ...