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Tag: "picky" at biology news

OHSU researchers demonstrate how white blood cells cannibalize virus-infected cells

...g for our lab is that in some ways, T-cells can be picky eaters," explained Slifka. "Although they will destroy almost any infected cell, they prefer to eat certain types of cells but not others. For instance, we noted that CD8+ T-cells consumed other white blood cells such as infected B-cells, but they we...

Biologist Discovers What May Be World’s ‘Pickiest?Mates

...vera found that larger female crabs couldn’t be as picky about choosing mates as their smaller counterparts. They took less time, she noted, because they entered fewer burrows, primarily because many of the burrows they passed were too small to accommodate them and successfully incubate their eggs and rele...

Picky female frogs drive evolution of new species in less than 8,000 years

...another. The southern females, however, were more picky about their mates than the northern females. And in one area of contact that had become isolated from the southern range, the southern females were extremely picky, to the extent that they almost never mated with northern males. In laboratory breedi...

'Underground' tunnels discovered as means for communication between immune system cells

... with E. coli, yet macrophages, cells not normally picky about the antigens they engulf, were completely unresponsive to the bacteria. In order to understand how dendritic cells first sense the presence of an antigen and why the reaction is cell-specific, the authors decided to look at calcium flux, a well...

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