Banner: But why me and why Sesame Street?
Coulson: Well, they are colorful creatures. You know… like… the Other Guy.
Source: hemsworthss
How Spidey’s Web-Shooters work.
Source: sharkfromthedungeon
Tarea y mas tarea
gfssfsdassaasadftayywejdiuxys :(
:D
Kupffer cells are specialized macrophages that patrol tiny vessels in the liver called sinusoids, recycling old red blood cells and ingesting pathogens. The endothelium of these vessels is perforated with large holes, allowing the Kupffer cells to migrate into liver tissue at sites of inflammation and damage.
(via medicineatcucs)
Source: fuckyeahmolecularbiology
Photograph of surgically excised eye with a retinoblastoma after removal of callotte
(via medicineatcucs)
Source: eyedefects






