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The pathophysiology of rheumatoid arthritis is complex, involving the interaction of numerous cell types and multiple mediators of inflammation. The JAK/STAT pathway mediates downstream transduction into the nucleus of the signals from mult...
Duration: 01:41
Published: 10/29/2020
With regards to sexual transmission, HIV typically enters through disrupted mucosal surfaces, and then begins to replicate in T cells present in gut-associated lymphoid tissue, or GALT. The intestinal surface is lined with villi, which s...
Duration: 02:12
Published: 10/29/2020
Migraine prevention has evolved rapidly over the last few years. Traditionally, treatment to prevent migraine has been with therapies used to treat other diseases: beta-blockers for hypertension or angina, antidepressants for depression, a...
Duration: 01:16
Published: 10/29/2020
Oral semaglutide tablets include a SNAC (S-N-A-C) carrier, which facilitates the absorption of the semaglutide in several ways. When oral semaglutide is ingested, the tablet erodes and releases its contents, which include both the semagluti...
Duration: 01:03
Published: 10/29/2020
Viruses are infectious agents that grow and multiply in living cells and can cause diseases. The Zika virus is typically spread to humans through contact with mosquitoes. The mosquito species that transmit the Zika virus have distinct blac...
Duration: 01:46
Published: 9/14/2016
The female breast is primarily composed of fatty tissue and mammary glands. Mammary glands drain into the lactiferous sinus, which connects them to the nipple. During pregnancy, mammary glands swell in order to accommodate milk production. ...
Duration: 00:58
Published: 11/16/2015
During the digestive process, the foods that we eat are converted into glucose, commonly known as blood sugar. Glucose circulates in the bloodstream and is used as food for the body's cells. But the cells cannot absorb glucose alone. A hor...
Duration: 01:32
Published: 11/16/2015
An allergy occurs when the body reacts to substances it can't tolerate. The substances, like tree pollen or dust mites, are called environmental antigens, or allergens, and are normally harmless. But the immune system of a person with aller...
Duration: 01:30
Published: 11/16/2015
Blausen Medical
Scientific and Medical Animations
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