Tag: "pesticides" at biology news
QUT's top researchers honored with fellowships
...chnologies to break down organic chemicals such as pesticides
and herbicides and oil in water, rendering it safe to drink and re-use. ...
Pesticides choke pathway for nature to produce nitrogen for crops
Many farmers applying pesticides
to boost crop yields may instead be contributing t...of scientists reports that artificial chemicals in pesticides
through application or exposure to crops through runoff disrupt natural nitrogen-fixing communicat...
Johns Hopkins Bloomberg School of Public Health, Geisinger launch new environmental research group
... Poisons (toxicants) in the environment, such as pesticides
and metals Land use issues such as sprawl approaches to design that foster community and individual health The role of abandoned mines on ecosystem and community health Agricultural and animal husbandry issues such as farm runoff of fertilizer nu...
Canadian paper innovation holds promise for improved global health safety
... water; and paper strips that can check for banned pesticides
on produce. The term bioactive paper was coined by Robert Pelton, scientific director of SENTINEL and a professor of chemical engineering at McMaster University who specializes in pulp-and-paper research. The idea stemmed from conversations with c...
100 percent of pregnant women have at least one kind of pesticide in their placenta
...ugr.es ]), analyzes the presence of organochlorine pesticides
normally used as pesticides- in the organisms of p...kinds of chemical substances. Fifteen different pesticides
in the organisms of pregnant women In her study, through the analysis of the placentas, Lpez stud...
Premature births may be linked to seasonal levels of pesticides and nitrates in surface water
...rs to be strongly associated with increased use of pesticides
and nitrates, according to work conducted by Paul ...leagues found that preterm birth rates peaked when pesticides
and nitrates measurements in surface water were highest (April-July) and were lowest when nitrates a...
More recycling on the farm could reduce environmental problems
... a shift toward practices that use lower inputs of pesticides
and energy and more recycling of energy and materials, according to an article published in the May 2007 issue of BioScience. The author, Craig J. Pearson of the University of Guelph, documents how semiclosed agricultural systems -- which he terms "r...
Research on grey mold offers possible breakthrough in tomato cultivation
...ltivate new tomato varieties without having to use pesticides
against grey mould (Botrytis cinerea). This is the conclusion of the STW-sponsored thesis by Richard Finkers from Wageningen University, with which he hopes to earn his doctorate on 3 April 2007. Finkers designed highly efficient methods whereby toma...
Pitt study notes decline in male births in the US and Japan
...w that men who work with some solvents, metals and pesticides
father fewer baby boys. We also know that nutritional factors, physical health and chemical exposures of pregnant women affect their ability to have children and the health of their offspring. We suspect that some combination of these factors, along ...
New studies link the environment to Parkinson's disease
...Highlights of the research include: The role of pesticides
(eg. Paraquat and Dieldrin) as potential risk factors for Parkinson's disease, a role suggested by both epidemiological statistics and laboratory evidence. The threat of toxic agents to damage neurons by causing the accumulation of harmful protei...
Maternal beef diet could impact sperm counts, UR study suggests
...er week), researchers could not pinpoint hormones, pesticides
or other environmental chemicals in the animal fat...or the findings are possible, Swan said, including pesticides
and other contaminants in cattle feed, as well as lifestyle factors during pregnancy that may correl...
Salamanders suffer delayed effects of common herbicide
...ations." Atrazine is one of the most widely used pesticides
in the United States, and possibly the world. It is relatively long-lived and is even found at the poles. According to the U.S Environmental Protection Agency, it is one of the most common contaminants in ground and surface water. Rohr and his coll...
Computer-designed molecule to clean up fluorocarbons?
...ny commercial applications including refrigerants, pesticides
and non-stick coatings. In the upper atmosphere, however, high-energy photons and highly reactive ozone molecules can break apart fluorocarbons, with the well-known consequence of a depleted ozone layer and increased ultraviolet radiation at ground l...
Monochloramine treatment not as effective in protecting drinking water
...t. They tested dozens of potential hazards, from pesticides
to disease-causing bacteria to chemical warfare agents. The researchers discovered that not only is monochloramine less reactive than free chlorine against a number of chemical threats, it also is a slightly less efficient disinfectant, requiring a...
Programmed for obesity
...ronmental chemicals found in everyday plastics and pesticides
also may influence obesity. Frederick vom Saal, pr...n products, from plastic bottles and containers to pesticides
and electronics. "You inherit genes, but how those genes develop during your very early life also ...
Biodesign Institute takes part in $14.4M NIH chemical defense grant
...asures to protect humans from the toxic effects of pesticides
and nerve agent exposure at a fraction of the current dose of human BChE and at a fraction of the costs. ...
Standardized house dust aids health researchers
...tic hydrocarbons (PAHs), 30 PCBs, four chlorinated pesticides
and 15 PBDEs. Reference valuesmeasurements believe...AHs, 12 additional PCBs, 10 additional chlorinated pesticides
and three additional PBDEs. Standard Reference Materials (SRMs) are among the most widely distrib...
Sentry enzyme blocks two paths to Parkinson's disease
... enzymes that eliminate free radicals generated by pesticides
and other chemicals. Two members of this family ar...isease are exposed to environmental toxins such as pesticides
and herbicides, which trigger the formation of free radicals that kill dopaminergic neurons in the s...
Mayo researcher discovers target site for developing mosquito pesticides
...-carrying mosquitoes that could be used to develop pesticides
that are toxic to the Anopheles gambiae mosquito a...rary of Science. "These findings suggest that new pesticides
can be designed to target only the mosquito enzyme. Such pesticides
could be used in small quantitie...
Pesticides need sunscreen to beat the heat
..., has developed a new type of capsule that shields pesticides
from UV light. The research, to be published on Mo...ement Science (DOI 10.1002/ps.1301) shows that the pesticides
can be exposed to sunlight for at least twice as long without degrading. Dr Wen, of the Bejing Uni...
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