IP6, the natural inhibitor or ligand of Clostridium difficile’s toxin, binds weakly to the toxin. This results in the toxin remaining active (center figure). Changing
Read More
By Ruth SoRelle, M.P.H. The amoeba Dictyostelium discoideum begins as a soil-dwelling single cell organism. When stressed, many individual cells coalesce to form first a slug
Read More
IMAGE OF THE MONTH: MCF-7 breast cancer cells: Triple immunofluorescence for estrogen receptor (in red), androgen receptor (in green) and glucocorticoid receptor (in blue) demonstrates marked
Read More
By Ruth SoRelle, M.P.H. The “black box” warning on some long-acting beta agonists – drugs used to ward off asthma attacks – mandates that such
Read More
By Ruth SoRelle, M.P.H. Epigenetic processes, which determine which genes can be expressed in different cell types, are central to biology and medicine. For at
Read More
By Glenna Vickers Babies born with a rare bone disorder known as osteogenesis imperfecta do not have fewer bone fractures at birth when delivered surgically
Read More
By Dana Benson A genetic mutation associated with clear cell sarcoma of the kidney that has opened a new path of research and could point
Read MoreWhen the seasons change, it is time to move on.
Read More
By Ruth SoRelle, M.P.H A rose might be a rose, but fat is not always what it seems. White fat cells
Read More
By Graciela Gutierrez Billions of neurons in the brain are linked through trillions of synaptic connections, and although disentangling this wiring may seem like mission
Read More