New tool for comparative gene studies
...own about how model organisms such as fruit flies, nematodes and mice develop. But what about beetles, frogs, and birds? Scientists who study gene function in non-model organisms may get a boost from a new technique developed by Nipam Patel, Ph.D., assistant professor of organismal biology & anatomy and How......dtissue formation, are known to occur similarly in nematodes and humans.)The signals identified in the microsco...s. First, they killed the germ cells of a group of nematodes but left the somaticgonads in tact. These animals remained active and healthy longer than normaland...UC Scientists Search For Alternatives For Methyl Bromide
...romising new techniques for killing weed seeds, nematodes and fungal pathogens in warm, inland valleys or de...e roots provide a food source to maintain damaging nematodes until the new plant roots can be attacked, severely stunting the growth and vigor of the new c......eria, microorganisms, fungi, microalgae, protozoa, nematodes andinvertebrates in ascending order of size. "What we don't know is if we've gotthe same species or genera underground. So whatever we find out is going to benew and useful."...Chumminess Of Roundworms Linked To Single Gene, Offering Insight Into Mechanisms Of Social Behaviors
...hemselves into the cultured turf. The two nematodes types often shared similar environments -- in one casetwo opposing strains were pulled from the same sod -- suggesting that both geneticvariations thrive in the same environment under different conditions. "It appears that the behavior evolved o...New Microbial Insecticide As Potent As Bt
...ure, Photorhabdus bacteria live inside the guts of nematodes that invadeinsects. Once inside an insect host, the bacteria are released from thenematode, kill the insect, and set up rounds of bacterial and nematodereproduction that turns the insect into a "protein soup," food for large numbersof nematodes. More...Phase Out Planned For One Of Top Five U.S. Pesticides, Plant Doctors Respond
...s methyl bromide a fumigantagainst weeds, insects, nematodes and microorganisms is a potentozone depletor. The phase out leaves the agricultural industryin a transitional situation, looking for alternatives. In response, plant pathologists are hard at work testing new managementpractices for disease control,...