Researchers uncover mechanism behind DNA damage control

DNA damage is occurring in our cells all the time due to external agents, such as exposure to sun, or internal agents, like reactive oxygen species. To detect and repair DNA lesions, cells have evolved DNA damage response. ...

The yin and yang of cell signaling

Lysophospholipids (LysoPLs) are potent cellular signaling biomolecules that also maintain the structure, shape and fluidity of cell membranes.

How microvilli form

The gut is lined by cells containing brush borders, which are composed of arrays of microvillar protrusions that help in nutrient absorption and provide a barrier against pathogens and toxins. Microbes such as E. coli can ...

How infectious bacteria hibernate through treatment

Disease-causing bacteria can develop resistance to antibiotics which are then no longer effective in treating infection, yet they also have another tactic to avoid being killed off by antibiotic treatment. Some cells of the ...

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