Developing cancer treatments directed at critical developmental pathway
...otch signals are required for the proper development of lymphocytes. More importantly in terms of human disease, work done together with co-author Jon asters lab at Harvard over the last decade has shown that abnormal increases in Notch signaling cause T-cell acute lymphoblastic leukemias, which make up abo...Wildflower declines in Thoreau's Concord woods are due to climate changes
...as predation. The population declines of specific flowering species those that did not respond to temperature included anemones and buttercups, asters and campanulas, bluets, bladderworts, dogwoods, lilies, mints, orchids, roses, saxifrages and violets. ...Warmer springs mean less snow, fewer flowers in the Rockies
...r-shaped, hooded blooms on thin-stemmed plants that can be anywhere from 3-6 feet tall. Aspen fleabane (Erigeron speciosus) is one of the most common asters to the region, and its small, purple daisy-like flowers have yellow centers. And aspen sunflowers (Helianthella quinquenervis) are well known for the...