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Biology Articles » Toxicology

Toxicology

Toxicology is the study of how natural or man-made poisons cause undesirable effects in living organisms.


Toxicology Articles

Risk and food are on the same plate: World food safety experts offer new methods to assess risk
New methods are in the pipeline to improve the safety of the world's food supply, and the need is imminent...

Date: 11 Apr 2007, Rating: not rated

Day-long drivers at risk of cardiovascular problems as a result of traffic pollution
Exposure to fine particles and pollutants that accumulate in cars driving at varying speeds in road traffic enhances the likelihood of thrombosis, inflammation and alters the regularity of the heart rhythm.

Date: 11 Apr 2007, Rating: not rated

Fetal Lead Exposure May Reduce Immunity
Lead in the drinking water of pregnant rats causes long-term damage to the immune systems of their offspring, according to studies

Date: 11 Apr 2007, Rating: 4.00

Major contribution from littoral crustaceans to zooplankton species richness in lakes
A study of pelagic and littoral species richness among microcrustaceans in 2,466 Norwegian lakes recorded 120 crustacean species: 77 cladocerans, 31 cyclopoids, and 12 calanoids, respectively.

Date: 6 Dec 2006, Rating: 3.67, 7 pages

Oxycodone rarely the sole cause of drug abuse deaths, new study finds
Landmark analysis sets standard for interpretation of deaths involving drug abuse

Date: 11 Apr 2007, Rating: 5.33

Toxicology-on-a-chip tool readies for market
University and biotech company collaboration prepares MetaChip for technology transfer

Date: 11 Apr 2007, Rating: not rated

Yale Researchers Find Environmental Toxins Disruptive to Hearing in Mammals
Chloride ions are critical to hearing in mammals, which builds on previous research showing a chemical used to keep barnacles off boats might disrupt the balance of these ions in ear cells, study suggests.

Date: 14 Sep 2006, Rating: not rated

Rivers May Be Emitting Substance Involved In Ozone Destruction
Rivers may be emitting significant amounts of nitrous oxide as a result of effluents from wastewater treatment plants and agricultural fields, according to a study

Date: 30 Nov 2006, Rating: not rated

"Glowing" Technique Could Detect River Pollution
New technology used to analyse dissolved organic matter in river water could also help scientists detect and monitor pollution, according to new research

Date: 30 Nov 2006, Rating: 2.33

Manganese Can Keep Toxic Hydrogen Sulfide Zones In Check In Aquatic Systems
A research team has discovered that a dissolved form of the mineral also is important in waterways such as the Black Sea and Chesapeake Bay, where it can keep toxic hydrogen sulfide zones in check.

Date: 9 Oct 2006, Rating: not rated

The role of sediments in the assessment of ecological quality of European river bodies
A comparison of the importance of the presence of micropollutants in sediments in two quite different geographical areas

Date: 30 Nov 2006, Rating: 6.50, 7 pages

Don't Drink The Water: Texas A&M Researcher Conducting Study Of Polluted Mexican Lake
A Texas A&M University at Galveston researcher is trying to help by conducting an extensive study of one of the lakes that provides 30 percent of the fresh water supply to Mexico City.

Date: 30 Nov 2006, Rating: 4.33

Global Warming Increases Oyster Sensitivity To Pollution
Do you enjoy eating oysters on a hot sunny afternoon? Make the most of it – it may not last forever. Research has shown that global warming increases the sensitivity of oysters to metal pollution, causing a deadly threat to populations in polluted areas

Date: 10 Jul 2006, Rating: 5.00

Chemical Used In Marine Paint May Damage Hearing In Whales
A toxic chemical painted on the bottom of large vessels to protect against barnacles may cause hearing difficulties in whales and other mammals, according to a study...

Date: 10 Jul 2006, Rating: 8.33

Lakes With Zebra Mussels Have Higher Levels Of Toxins, MSU Research Finds
Inland lakes in Michigan that have been invaded by zebra mussels, an exotic species that has plagued bodies of water in several states since the 1980s, have higher levels of algae that produce a toxin that can be harmful to humans and animals...

Date: 19 Oct 2006, Rating: 5.50

Marine Seaweed Can Detoxify Organic Pollutants
Researchers have discovered that marine seaweeds have a remarkable and previously unknown capacity to detoxify serious organic pollutants such as TNT or polycyclic aromatic hydrocarbons, and they may therefore be able to play an important role in protecti

Date: 10 Jul 2006, Rating: 6.00

Really Rapid Evolution: Water Pollution Prompts Crustaceans To Adapt In A Hurry, Cornell And Max-Planck Biologists Discover
When the going gets toxic, the hungry get clever -- very quickly -- say biologists whose study of tough times in a German lake has shown that rapid evolution can influence the environmental effects of pollution.

Date: 19 Oct 2006, Rating: 5.83