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Cari koleksi dengan cepat sesuai kebutuhan Anda.Perhaps the most significant change in plant electrophysiological studies that began some 25 years ago was a shift in focus frommore basic electrical and biophysical properties of plant membranes to pursuing the understanding of the plant physiological and cell biological functions of individual plant ion channel types. In the 1990s, ion channels were characterized as targets of upstream signal…
Captain Smith’s ‘‘Ivie’’ was well known to his Powhatan Indian neighbors. For centuries, they and other Native Americans had used it for medicine. Navajos made arrow poison from this native plant, and California’s Miwoks made theWestern version, it-tum in their language, into black dye for baskets (Balls, 1962). They were very aware of its harmful character—in Mexico, it was calle…
This book speaks to the technological infrastructure of time dissemination, distribution, and synchronization, specifically the architecture, protocols, and algorithms of the Network Time Protocol (NTP). NTP has been active in one form or another for over almost three decades on the public Internet and numerous private networks on the nether side of firewalls. Just about everything today that c…
A common theme in disease is death of cells. In diseases ranging from stroke to alcoholic cirrhosis of the liver, death of individual cells leads to irreversible functional loss in whole organs and ultimately mortality. For such diseases, prevention of cell death becomes a basic therapeutic goal. By contrast in neoplasia, the purpose of chemotherapy is to kill proliferating cancer cells. For ei…