poisons

New Antidotes may Harbour Treatments for Deadliest Poisons

Researchers at Washington University School of Medicine in St. Louis, Missouri, have found two antidotes which, if found safe , may lead to treatments for deadliest poisons like Ricin, cholera toxin, and shiga toxin. Produced by the deadly strains of E. coli bacteria, these toxins travel b...

Pennsylvania Department of Health Receives Recovery Funds for New Healthy Homes Program

...mplete environmental home assessment, which includes the identification of multiple health and safety hazards including lead, mold, moisture, vectors, poisons and child safety concerns. Erie and Philadelphia were chosen based on a needs assessment conducted by the department that looked at factors in...

Connecting the Dots: For the First Time a Safety Report Links Research on a Child's Development and the Risk of Unintentional Injury With Age-Appropriate Safety Recommendations

...ce themselves and adjust their stance to avoid falls. They may wander off unsupervised to explore cupboards and drawers that may contain chemicals and poisons in them. To keep your 1-to 4-year old safer: Provide safe places to play. Only allow your child to play on playgrounds with 12 inches...

Fewer Teens Sniffing Glue, Household Products

...d the authors of the report, Trends in Adolescent Inhalant Use: 2002-2007 . It was released at the kickoff for the 17th annual National Inhalants and poisons Awareness Week. Marijuana, nonmedical use of prescription drugs and inhalants are the top three choices among teens when they start using drugs, th...

Mutant rats offer clues to medical mystery

... and normal rats to find additional genes that respond to warfarin, with two purposes: first, to see if rats have recruited additional genes to battle poisons that are more potent, and second, to attain the ultimate goal of fine-tuning doses of coumadin for humans. ...

Mardi Gras Gives Everyone a Big Fat Break Because Carnival Means 'So Long' to Meat

...depletes and pollutes our water supplies. A single pound of beef can take up to 5,000 gallons of fresh water to produce, and waste from factory farms poisons ground water and surface water alike. So going without meat just one day a week can have a big impact on your health and the health of the planet. ...

Mardi Gras Gives Everyone a Big Fat Break Because Carnival Means "So Long" to Meat

...depletes and pollutes our water supplies. A single pound of beef can take up to 5,000 gallons of fresh water to produce, and waste from factory farms poisons ground water and surface water alike. So going without meat just one day a week can have a big impact on your health and the health of the planet. ...

Bed Bugs, Nearly Eradicated, Make a Comeback

...e current issue of the Journal of Medical Entomology . Such nervous system poisons normally would paralyze and kill the nocturnal blood suckers. Toxicolo...sensitive nervous system, rather than their ability to better breakdown the poisons in their system, the researchers said. While bed bugs feed on the blood...

CSHL scientists correlate enzyme expression levels with chemotherapy drug response

...nother of the topoisomerase enzymes -- a gene called Top1 -- had the effect of significantly increasing the effectiveness of the topoisomerase 2α poisons including doxorubicin and etoposide. "By knocking down the Top1 gene, we witnessed a kind of synergistic effect: an increase in the effectiveness of ...

New Hope for Liver Diseases

...disease had a sustained hepatitis B load," he said. The liver is the largest organ inside the body. It changes food into energy, cleans alcohol and poisons from the blood, and makes bile, a liquid that aids digestion. More information For more on liver diseases, go to Medline Plus . ...

poisons in Medical Technology

PharmAthene Initiates Phase I Clinical Trial of Nerve Agent Bioscavenger Protexia(R)

...otein found in minute quantities in blood (2 mg/liter). BChE functions as a natural bioscavenger, like a sponge, to absorb and degrade organophosphate poisons (e.g. nerve agents) before they cause neurological damage. Protexia(R) is being developed as a pre- and post-exposure therapy for casualties on the ba...

PharmAthene Presents Data for Protexia(R) and Valortim(R) at 2008 BARDA Industry Conference / PHEMCE Stakeholders Workshop

...otein found in minute quantities in blood (2 mg/liter). BChE functions as a natural bioscavenger, like a sponge, to absorb and degrade organophosphate poisons (e.g. nerve agents) before they cause neurological damage. Protexia(R) is being developed as a pre- and post-exposure therapy for casualties on the ba...

poisons in Medical Definition

Gastric lavage

... used for over 200 years as a means of eliminating poisons from the stomach. Such devices are normally used o...stance ( T 54. ), hydrocarbons ( T 53. ), or for poisons that have an effective antidote . Compli...my of Clinical Toxicology; European Association of poisons Centres and Clinical Toxicologists. (2004). "Posit...

Orvietan

...Ferranti started producing and selling orviétan in early 17th century Paris . He was a fairground attraction, asking onlookers to give him unknown poisons to swallow and watch him cure himself with the remedy. Other charlatans in the business were Jean Vitrario, Desiderio Descombes, and Cristoforo Cont...

poisons in Medical Dictionary

Poisoning

...ion about food poisoning from the American Academy of Family Physicians. ... Is food poisoning serious? When should I go to a doctor? ... poisons can be found everywhere, from simple household cleaners to cosmetics to ... See significance of poisoning as an intentional act if you need informa...

Osmolality

... Chemicals that affect serum osmolality include sodium, chloride, bicarbonate, ... Serum osmolality can also help find out how much of these poisons are present in ... Osmolality Disturbances. PHYSIOLOGIC CONSIDERATIONS. In normal individuals, the serum osmolality is virtually constant fr...

Lavage

...mping or Gastric irrigation, is the process of cleaning out the contents of the stomach. It has been used for over 200 years as a means of eliminating poisons from the stomach. Such devices are normally used on a person who... lavage ( ) n. A washing, especially of a hollow organ, such as the stomach ...

poisons in Biological News

Rattlesnake-type poisons used by superbug bacteria to beat our defenses

Colonies of hospital superbugs can make poisons similar to those found in rattlesnake venom to attack our bodies' natural defences, scientists heard today (Monday 8 September 2008) at the Society for General Microbiology's Autumn meeting being held this week at Trinity College, Dublin. The toxi...

Detecting poisons in nectar is an odour-ous task for honeybees

Though many spring flowers have bright advertisements offering sweet rewards to honeybees, some common flowers have not-so-sweet or even toxic nectars. Why plants would try to poison the honeybees they wish to attract is a scientific mystery. The honeybee, which accounts for the pollination of a...

Monitoring poisons in the environment -- a woolly matter

Heavy metals are present in variable amounts in the natural environment in the UK. Dr Jennifer Sneddon (Liverpool John Moores University) will present the results of a pilot study assessing the use of upland sheep wool as a bio-monitoring device for natural levels of heavy metals in the Lake Distri...

Bitter taste identifies poisons in foods

Scientists at the Monell Chemical Senses Center report that bitter taste perception of vegetables is influenced by an interaction between variants of taste genes and the presence of naturally-occurring toxins in a given vegetable. The study appears in the September 19 issue of Current Biology. Sc...

American Chemical Society's Weekly PressPac -- June 3, 2009

...cts New research documents a surprising chemical weapon used by some Amazonian poison frogs. The study identified for the first time a family of poisons never before known to exist in these brightly colored creatures or elsewhere in nature: the N-methyldecahydroquinolines. The authors then speculated o...

Monitoring water through a snake's eyes

...y authorities immediately if a contaminant has entered a water reservoir, system, building or pipeline. In the lab, the fiberoptic system detected poisons such as pesticides in amounts well below the World Health Organization safety threshold. Preliminary field experiments have already been done at sever...

Molecules that orchestrate the processes of life

...his book, author David S. Goodsell explores the ways in which molecules work in concert to perform the processes of living, and how vitamins, viruses, poisons and drugs each have their effects on the molecules in our bodies. The Machinery of Life is a pictorial overview of the molecules that orchestrate the...

Poison: It's what's for dinner

...biotransformation genes" because they produce liver enzymes to detoxify the poisons in creosote and the less-toxic juniper. "We found 24 genes in woodrats ...ad through the Mojave by 10,000 years ago. "I see this as a tale of two poisons or a tale of two diets two populations of the same species that feed on ve...

Desert woodrats switch one dietary poison for another

...scanned the rodents' genetic blueprints to look for active genes known as "biotransformation genes" because they produce liver enzymes to detoxify the poisons in creosote and the less-toxic juniper. "We found 24 genes in woodrats from the Mojave Desert that could be key in allowing them to consume leaves ...

Desert woodrats switch one dietary poison for another

...scanned the rodents' genetic blueprints to look for active genes known as "biotransformation genes" because they produce liver enzymes to detoxify the poisons in creosote and the less-toxic juniper. "We found 24 genes in woodrats from the Mojave Desert that could be key in allowing them to consume leaves ...

poisons in Biological Technology

Monitoring water through a snake's eyes

...y authorities immediately if a contaminant has entered a water reservoir, system, building or pipeline. In the lab, the fiberoptic system detected poisons such as pesticides in amounts well below the World Health Organization safety threshold. Preliminary field experiments have already been done at sever...

Monitoring water through a snake's eyes

...y authorities immediately if a contaminant has entered a water reservoir, system, building or pipeline. In the lab, the fiberoptic system detected poisons such as pesticides in amounts well below the World Health Organization safety threshold. Preliminary field experiments have already been done at sever...

New security and medical sensor devices made possible by metallic nanostructures

...ew sensor structures that could be used in novel security devices to detect poisons and explosives, or in highly sensitive medical sensors, according to resear...-made to instantly detect the presence of particular molecules, for example poisons or explosives in transport screening situations, or proteins in patients' b...

'T-ray' breakthrough signals next generation of security sensors

... A new generation of sensors for detecting explosives and poisons could be developed following new research into a type of radiation known as T-rays, published today (3 February) in Nature Photonics. The research...

Experiments reveal unexpected activity of fuel cell catalysts

...he hydrogen-rich materials feeding the reaction often contain carbon monoxide (CO), which is formed during hydrogen production. Within a fuel cell, CO poisons the expensive platinum-based catalysts that convert hydrogen into electricity, deteriorating their efficiency over time and requiring their replacemen...

Masimo Launches Patient SafetyNet and Showcases the Rainbow SET Upgradable Noninvasive Monitoring Platform at 2007 ASA Annual Meeting

...icians to detect elevated levels of carboxyhemoglobin that can be caused by everything from desiccated soda lime ("Monday Morning Phenomena") or other poisons during surgery to smokers reporting for surgery with high SpCO values. Increased SpCO compromises healing and may lead to death, and smokers with resi...

Americas Third Coast nurtures biotechnology

...or to measure daily pesticide exposure without requiring blood tests. The same device could detect occupational exposure to similar compounds or nerve poisons like saran. In addition, Platypus is developing prototype assays to detect viruses with liquid crystals. The detection system is rapid and sensiti...

poisons in Biological Definition

Antibiotic

...are small molecules with a molecular weight less than 2000 and they are not enzymes . Unlike previous treatments for infections, which included poisons such as strychnine , antibiotics were labelled "magic bullets": drugs which targeted disease without harming the host. Antibiotics are not effectiv...

Biodiversity

...as biomass ). Other industrial products are oils , lubricants , perfumes , fragrances , dyes , paper , waxes , rubber , latexes , resins , poisons and cork can all be derived from various plant species. Supplies from animal origin are wool , silk , fur , leather , lubricants , waxes. Anim...

Diabetes mellitus

...hereditary condition maturity onset diabetes of the young (MODY). Some poisons (e.g. certain rat poisons ) work by selectively destroying certain types of cells, including pancreat...

Electron transfer chain

...h the inner mitochondrial membrane, and transfers electrons between Complexes III and IV. The electron transfer chain can be inhibited by various poisons . Among them we can cite carbon monoxide , cyanide , azide , antimycin , amytal and rotenone . See also: cytochrome mitochondrion ...

Immune system

...rganisms , the immune system is an organ system that acts as a defense against foreign pathogens (such as viruses , bacteria , parasites ), some poisons , as well as cancer . Components of the immune system also function in the return of extracellular fluid to the blood. Bacteria and monocellular or...

Lambda phage

...rophage that is expressed in that state codes for proteins that look out for signs of stress in the host cell. Stress can be a result of starvation, poisons (like antibiotics), and other factors that can damage or destroy the host. At that point, the prophage becomes active again, excises itself from the D...

Plasmid

...n tra-genes. They are capable of conjugation . Resistance-(R)plasmids , which contain genes that can build a resistance against antibiotics or poisons . Historically known as R-factors, before the nature of plasmids was understood. Col-plasmids , which contain genes that code for (determine the...

poisons in Biological Dictionary

Respiration

...iration occurs. ... Cell Respiration . Photosynthesis ... Physiology, Plague, Plankton, Plant, Plastic Surgery, Plastics, Plate Tectonics, Pluto, poisons and Toxins, Poliomyelitis, etc... Role of oxygen in Aerobic Respiration . VBS Home page,VBS Course Navigator, Cellular Respiration , Overview, ...