Bad in Biological News

New research finds possible genetic link to cause of pregnancy loss and disorders

... issue to females by mating both a male with one bad copy of the gene with a normal female and a female with a bad copy of the gene with a normal male. When the female carried the bad copy, there were fewer births. Further ...

A breath mint made from... coffee?

... extract can inhibit the bacteria that lead to bad breath. New laboratory tests have shown that the ... smelt. "Everybody thinks that coffee causes bad breath," says Prof. Rosenberg, "and it's often ... some components in coffee that actually inhibit bad breath," explains Prof. Rosenberg. The findings ...

Are you okay to kiss?

... of bacteria (the Gram-positive ones) are bad breath's bacterial partner. These bacteria appear ... authority on the diagnosis and treatment of bad breath, who co-developed the kit with Dr. Sterer, ... of bacteria at work in the mouth which causes bad breath," says Prof. Rosenberg. "Now, we are able ...

Why you can't hurry love

... male being willing to court for longer than a bad male and the female delaying mating. In this way ... to achieve a degree of screening. Because bad males have a greater tendency to quit the ... to reduce the chance that she will mate with a bad male. A male's willingness to court for a long ...

Researchers learn that some 'good cholesterol' isn't good enough

... of good cholesterol (HDL) and low levels of bad cholesterol (LDL) is necessary for good heath. ... of quality and that poor quality HDL is actually bad for you. "For many years, HDL has been viewed ... FASEB Journal. "Just as the discovery of good and bad cholesterol rewrote the book on cholesterol ...

Stomach ulcer bug causes bad breath

... stomach ulcers and cancer could also be giving us bad breath, according to research published in the ... to determine whether the bacteria can cause bad breath, so we tested patients complaining of ... (6.4%). In these people, the concentration of a bad breath gas and the level of oral disease was ...

URI researcher: China can't fully fix air quality problem for Olympics

... weather, it will be a matter of luck whether the bad air periods correspond with days of outdoor ... "There will surely be some good days and some bad days. But the meteorological uncertainties mean that you can't predict how bad it will be more than two or three days ahead, and ...

Why serotonin can cause depression and anxiety

... the rewards reaped overall, but, because bad states are now not explored any more, it also prevents them from learning exactly how bad these bad states are. When serotonin drops, say in ...

American Chemical Society's Weekly PressPac -- Nov. 14, 2007

... Sweet magnolia: Tree bark extract fights bad breath and tooth decay Journal of Agricultural ... bark extract kill most oral bacteria that cause bad breath and tooth decay within 30 minutes. The ... turn to flavored chewing gum and mints to battle bad breath. However, those products only temporarily ...

'Bad carbs' not the enemy, University of Virginia professor finds

... on carbohydrates claims that eating so-called bad carbohydrates will make you fat, but University ... the current consensus on the effects of good and bad carbohydrates. Gaesser, author of Its the ... The description of carbohydrates as good or bad is based on glycemic index, a measure of the ...

American Chemical Society's Weekly Press Pac

... science Some forms of good cholesterol can be bad for the heart Hoofing it toward a safer source ... Time Some forms of good cholesterol can be bad for the heart Good cholesterol, renowned for ... changes in protein composition that make it bad for the heart, according to a new laboratory ...

Huntington's disease deciphered

... these debilitating symptoms? We need to understand why the protein is bad at 40 but it wasn't bad at 4." The second problem, according to Brady, is that the gene is ...

Gene activity reveals dynamic stroma microenvironment in prostate cancer

... of the stroma. Dr. Ayala has shown previously that this correlates with a bad prognosis. We know the stroma are doing something to promote bad behavior in cancer cells." "These findings are very important as this ...

Wet ear wax and unpleasant body odors signal breast cancer risk

... If having malodorous armpits (called osmidrosis) and goopy earwax isn't bad enough, a discovery by Japanese scientists may add a more serious problem ... turns out, the type of ear wax one has is linked to a gene that leads to bad odors from one's armpit. These may become lifesaving clues to the early ...

The heart disease mutation carried by 60 million

... have had their children. A case of chance genetic drift: simply terribly bad luck for the carriers." "The bad news is that many of these mutation carriers have no warning that they are ...

A scientific breakthrough on the control of the bad cholesterol

... by PCSK9 of the LDLR receptor, which is responsible for removing the bad cholesterol (LDL-cholesterol) from the bloodstream, may be inhibited by a ... particles. Thus, the presence of PCSK9 leads to a surplus of bad cholesterol in the bloodstream and contributes to plaque formation, ...

K-State research: Freshwater pollution costs US at least $4.3 billion a year

... MANHATTAN -- Pollution by phosphorous and nitrogen isn't just bad for lakes, streams and other bodies of fresh water. According to researchers at Kansas State University, it's also bad for Americans' pocketbooks. Freshwater pollution impacts individuals on ...

Lucky squirrels born with 'silver spoon' effect

... simply by being born in a good year. On the other hand, those having the bad luck of being born in a bad year may never get a taste of that silver spoon. ...

Hatchery fish outnumber wild chinook salmon in troubled fall run

... on wild fish, and it doesn't appear there are many of them. That could be bad news for fishing because, if the fall run is listed under the Endangered ... ). "We expect the returns to be as bad or worse next year as they were this year," Grimes said. "The years when ...

Study locates cholesterol genes; finds surprises about good, bad cholesterol

... "It was surprising that while genetic variants that increase your bad cholesterol are also associated with increased risk of heart disease, we ... Perhaps that result will lead us to reexamine the roles of good and bad cholesterol in susceptibility to heart disease," Abecasis said. ...

New genetic variants associated with lipid levels, risk for coronary artery disease

... that while it was clear that genetic variants that increase your bad cholesterol are also associated with increased risk of heart disease, we ... Perhaps that result will lead us to re-examine the roles of good and bad cholesterol in susceptibility to heart disease, remarks Abecasis. ...

University of Alberta researchers report breakthrough in lowering bad cholesterol, fatty acid levels

... U of A medical researchers have found a way to reduce the amount of bad cholesterol and fatty acids that end up in the blood from food the body ... decreased the level of LDL (low-density lipids) the so-called bad cholesterol in the blood of mice and hamsters by manipulating a ...

Immune police recognize good and bad guys in the body

... Immune system police are as good at recognizing bad guys, such as bacteria and viruses, as they are our own tissue, ... cells are baptized autoreactive cells, says Dr. Ignatowicz. They are like bad boys that went good, since they also recognize self tissue but seek to ...

Coal-based fuels and products hit the refinery

... properties significantly," says Clifford. "It has not been shown to be bad or have bad effects, it is just different. We are also examining the produced jet fuel ...

Savanna habitat drives birds, and perhaps others, to cooperative breeding

... -- Delaying having kids to help raise the offspring of others seems like a bad choice if you want to reproduce, but many African starlings have adopted ... to live and breed in social groups that will help you weather the bad times and make the most of the good times," he said. "Living in ...

New computer simulation helps explain folding in important cellular protein

... of amino acids that must fold into three-dimensional structures to work properly. But when for any reason the ribbons fold incorrectly, bad things can happen, and in humans misfolded-protein disorders include Alzheimer's and Parkinson's diseases. Scientists have for the past three ...

Sex involved in plant defense

... are attracted to them. Johnson says the nuanced results make sense. "Sex shuffles up genes and allows individual plants to get rid of bad genes and keep good ones," he said. "That helps them evolve defenses against generalist herbivores. Though there are short-term benefits to asexual ...

Probiotics help gastric-bypass patients lose weight more quickly, Stanford study shows

... blockages, he hypothesized that a build-up of bacteria in the intestine bacterial overgrowth might be the culprit. "Bacterial overgrowth can be bad in that it changes your motility, how you empty," Morton said. "A lot of people aren't aware that we all carry about a lot of bacteria in our ...

Environmental cues control reproductive timing and longevity, University of Minnesota study shows

... them to delay reproduction until the decline has occurred, when each offspring will make a bigger contribution to the gene pool. Conversely, if bad times turn to good times and the population is on the verge of a boom, reproducing sooner rather than later will help their genes thrive. "If the ...

How to text message and avoid pain

... effective and independent with almost unlimited possibilities. But there are also risks. Those interviewed related health risks to long-term usage, bad work posture and reduced physical activity', says Gustafsson. ERGONOMICALLY CORRECT TEXT MESSAGING Don't sit in the same position for a long ...

Targeting helpers of heat shock proteins could help treat cancer, cardiovascular disease

... them where needed. During stress, heat shock proteins, such as Hsp90, work to help proteins keep proper conformation and function. It can be bad news when they don't. When proteins start unfolding, amino acids that shouldn't get exposed can interact with other proteins to form unhealthy ...

3 to 6 months to lose weight gained in pregnancy is normal

... exercise. Very strenuous exercise programmes soon after childbirth did not lead to extra weight loss. This means that women do not need to have a bad conscience if they take it easy in the busy weeks after giving birth. However, Professor Sawicki stresses that even though the birth of a baby can ...

Cancer-causing protein can also help fight the tumors it causes

... learn, the more they can exploit these cells to keep the human body healthy but Rechavi warns that not all the news may be good. "It could be that a bad protein is able to transfer from cancer cells to immune cells as well, upon acquiring such protein the immune system will be less active," says ...

Infant formula adulteration with melamine underscores need for better detection methods

... be compelling. Rigorously defined quality standards and test methods can give manufacturers and regulators powerful tools to catch and discourage bad actorshelping to restore a shaken public confidence." Some have separated considerations of "quality" from those of "safety." However, at a time ...

In the turf war against seaweed, coral reefs more resilient than expected

... Hugh Sweatman from the Australian Institute of Marine Science and William F. Precht, a Florida-based marine ecologist, set out to determine how bad and how widespread the problem of seaweed-dominated reefs really is. The team came up with a "phase-shift index" to determine the state of each ...

A bad performance is better than no performance at all

... reached the age of 60-70 days and thus had started song development already. Detailed song analysis showed that the juveniles did not simply copy the bad songs of their tutors, but rather developed a version that resembled more the song of normal canaries. "Apparently these birds possess an innate ...

Tulsa County Sheriff Selects BIO-key(R) Mobile Data System

... County Sheriff John Whetsel, state, county and local agencies have come together to build an effective regional information sharing system that puts bad guys on notice: 'Not in Oklahoma'." About BIO-key BIO-key International, Inc., headquartered in Wall, New Jersey, develops and delivers ...

Using 'dominance' to explain dog behavior is old hat

... are learnt through experience rather than motivated by a desire to assert "dominance". The paper "Dominance in domestic dogs useful construct or bad habit?" reveals that dogs are not motivated by maintaining their place in the pecking order of their pack, as many well-known dog trainers preach. ...

ACLU -- Myriad Genetics lawsuit will become landmark case

... Biomarkers ( http://www.liebertpub.com/gtmb ), which is the official journal of the Genetic Alliance, says the "patenting of human genes is a bad idea and that healthcare in the U.S. would be enhanced if the ACLU suit prevails." Dr. Berns is also Director of the University of Florida Genetics ...

Tulsa County Sheriff Selects BIO-key(R) Mobile Data System

... County Sheriff John Whetsel, state, county and local agencies have come together to build an effective regional information sharing system that puts bad guys on notice: 'Not in Oklahoma'." About BIO-key BIO-key International, Inc., headquartered in Wall, New Jersey, develops and delivers ...