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Activación de linfocitos B timo dependientes. Importante la interacción CD40 / CD40L

T cell-dependent B cell activation, showing a (left), B cell (right), and several interaction molecules wikipedia

Activación de linfocitos B timo dependientes. Importante la interacción CD40 / CD40L

T cell-dependent B cell activation, showing a (left), B cell (right), and several interaction molecules wikipedia

Asexual reproduction of fungi: sporophores

MORGELLONS: What are the “fibers” , “black specks”, “white rubbery forms ” I see on and in my skin? Are you seeing things growing out of your skin? Fibers, white, black maybe other colors?

Huevo de Fasciola hepatica. Tomado de: http://dpd.cdc.gov/dpdx/HTML/ImageLibrary/Fascioliasis_il.htm

Unstained adult Fasciola hepatica fluke fixed in formalin mm by 13 mm)

43_09TcellsAndMHC_L.jpg 624×376 píxeles

Major histocompatibility complex (MHC) Class displays reproduced antigens in infected or cancerous cells. Class 2 MHC - display antigens that have been taken up by phagocytic cells