Tag: "invasive" at biology news
Once A Bully, Always A Bully, Invasive Non-Native Plants Tend To Be Aggressive Wherever They Find Themselves
...s of regeneration opportunities," said Horvitz. If invasive
species can successfully compete with natives in a...s and juveniles. Horvitz points out that Florida's invasive
non-natives species exhibit invasivebehavior in other regions of the world, suggesting that understa...
Bacteria Becoming Increasingly Resistant To Antibiotics, But New Vaccines Are On The Horizon
...st common cause of acute middle earinfections and invasive
bacterial infections -- including pneumonia andmeningitis -- in children, according to Dr.Arditi. They also cause more than500,000 cases of pneumonia in adults and children each year, and are one of themost common causes of bacterial meningitis in...
New Worlds Of Order, Argentine Ants Succeed By Outnumbering The Competition
...overcome nativeants on a consistent basis. But the invasive
species -- colonies were more successful on the whole than thenative ant colonies. The discrepancy between worker-level and colony-levelsuccess suggests that numerical advantage was key in the Argentine ant'ssuccess. The native ants in the study wer...
Study: Calcium Supplements Appear To Protect Against Colorectal Cancer
...ether calcium supplementsaffect polyps changing to invasive
cancer but is still good news. Diets rich in vegetables and fruits also have been associated with lowerrisks, while diets high in animal fat and red meat seem to boost the chance ofcancer. Patients, three-quarter of whom were men, a...
New Clues To Evolution Of Human Brain
...n human subjects withoutcausing harm or relying on invasive
procedures. Plus, the resolution is so goodthat scientists like Courtney can observe changes in the brain every fewseconds, allowing them to chart neural activity nearly in real time. For Courtney, who is discretely examining what she calls "the cont...
Major $17 Million Grant To Fund Ocean Research
... "Whether you're talking about fisheries, invasive
species, biodiversityor red tides, the near-shore is where the action is," Lubchenco said. "Moreover,using coastal systems wisely depends in part on understanding how they work." The program will use sophisticated new biological monitoring de...
UI Researchers Find Possible Genetic Link Between The X Chromosome And Ovarian Cancer
...ata gene on the X chromosome that is involved with invasive
ovarian cancer mayalso influence the effects of BR... ovarian cancer. The study examined 213 women with invasive
ovarian cancer, 44 women withborderline ovarian cancer and 50 women without any personal or family h...
Mechanism For Fungal Adherence Found, Possible Key To Disease
... within the GI tract," she said. "The invasive
behaviorof these filaments caused me to start looking for specificproteins in the Candida filaments when I was a graduate student at the University of Washington in Seattle." ...
Study Defines Scope Of Vaccine-Preventable Infections
...s and pneumonia,the characteristics of preventable invasive
infections, and their patterns ofantimicrobial sus...iscolleagues studied 5,612 patients with suspected invasive
infections at sixhospitals in India from October 1993 to September 1997. The most commonly foundpneu...
Invading Pests Harm People, Plants And Animals
...xic to horses that eat it. To control the invasive
weed, scientists are attacking it with a varietyof methods -- biological, chemical and mechanical. USDA scientists have released overseas insects, including the peacockfly, to destroy yellow starthistle. The insect's larvae feed inside the s...
Invasive fishes pose increasing threat to U.S. waters and native fishes, says USGS
Skyrocketing numbers of invasive
non-native fishes in the nation's waters are incre...recent signing of a presidentialexecutive order on invasive
species. Non-native, or nonindigenous, species, are those which have establishedpopulations outside...
Report in Science on x-ray crystal structure of matrix Metalloproteinase-2 (MMP-2)
... The activation of MMPshas been implicated in the invasive
growth and spread of tumors. Severalclinical stud...extracellular targets involved in degenerative and invasive
diseaseprocesses fundamental to kidney disease, diabetes and cancer. The company hasalso developed ...
USGS director and science camp kids to pull invaders from USGS backyard
...oat and USGS Science Camp kids will remove invasive
purple loosestrife and replant the native plant bl...ctions below). Why: Purple loosestrife is an invasive
plant that has escaped from gardens, clogging many U.S. waterways and wetlands--changing the...
UI research team discovers new genes involved in the spread of breast cancer
...estigators has identified new genes involved inthe invasive
and metastatic spread of breast cancer. "After three years of intensive molecular screening, we are ecstatic about theprospects of developing our work for future clinical applications," said MaryJ.C. Hendrix, Ph.D., UI professor and head of anatomy a...
Cincinnati chemists develop microsensors for nuclear waste cleanup, medical
...ring which would benefit diabetics andoffer a less invasive
way tomonitor premature infants. Other applications involve the detection of the toxicpesticide paraquat and theneurotransmitter dopamine. "We've demonstrated that the novel concept works on a number of systems," saidHeineman. "Now, wecan move forwa...
Striking back at biological invaders
...gicalagents, touted as the "natural" way to combat invasive
species. In these cases,predators from an exotic species' homeland are imported and released to subduethe invader, like the weevil brought in to take on the tumbleweed in the westernUnited States. A third news story reports on the increasing demand f...
USGS fire research in the southeast
...mmediate threat to the coastal prairie today is an invasive
tree species knownas Chinese tallow. While this species has been around since the 1700s, it hasgreatly expanded over the past century. The population explosion has proceededover the last 80 years, and now it has reached clearly catastrophic levels, s...
USGS releases assessment of nation's biological resources
...at acrossthe United States land use, water use and invasive
species are the three factorsmost responsible for ...t 25 non-nativefish species, as well as many other invasive
aquatic organisms, have becomeestablished, drastically changing the fishery, Groat said. "Similarly,...
USGS studies wildfire ecology in the western United States
...Arizona, researchers are grappling with a fire and invasive
species problem similar to that affecting Great Basin shrublands. Fire has not traditionally played a large role in organizing biological communities in these environments, where extremely arid conditions limit the density of vegetation. But in the d...
AGU 1999 Fall Meeting -- Information for media representatives
...hese will be analyzed on board for the presence of invasive
species. Back at the Marine Facility, we will see equipment that has mapped the floor of the Bay and Pacific Ocean to a depth of five miles. We then motor to Menlo Park, where we will visit USGS water resources laboratories and learn about resear...
1 2 3 4 5 6 7 8 9 10