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Feeding channel created by malaria parasite - a new target for malaria treatments

Researchers have found pore-like holes in the membranes of red ..blood cells infected by the deadliest form of the malaria parasite. The parasite, Plasmodium falciparum, apparently uses these holes to supply itself with the nutrients it needs to grow and reproduce... .. ..The discovery may lead to the development of new treatments for ..malaria, a widespread and devastating disease. ..Malaria ki...

Transdermal HRT not cardioprotective in postmenopausal women with CAD

Transdermal hormone replacement therapy (HRT) does not reduce ..the risk of cardiac events in postmenopausal women with existing ..coronary artery disease (CAD). In the PHASE trial (Papworth HRT ..Atherosclerosis Study), researchers randomized 255 ..postmenopausal women with angiographically proven coronary ..artery disease to receive either transdermal HRT--17-beta-estradiol ..with or without cy...

Endangered species may be successfully cloned in another animal's womb

Scientists for the first time have found a way for the survival of endangered animal species of the world. ..In a major breakthrough a Massachusetts scientists who engineered the feat has managed to clone cells from an endangered animal (Asian Gaur) and successfully impregnated an Iowa cow with the clone. .. ..The scientific journal Cloning has reported in its upcoming edition that the Iowa cow...

Transdermal HRT not cardioprotective in postmenopausal women with Coronary Artery Disease

Transdermal hormone replacement therapy (HRT) does not reduce ..the risk of cardiac events in postmenopausal women with existing ..coronary artery disease (CAD). In the PHASE trial (Papworth HRT ..Atherosclerosis Study), researchers randomized 255 ..postmenopausal women with angiographically proven coronary ..artery disease to receive either transdermal HRT--17-beta-estradiol ..with or without cy...

Heart disease in the newborn is related to maternal malnutrition

In its December issue Heart has carried a study on maternal malnutrition in the first trimester of pregnancy and how it causes coronary heart diseases in the newborn. Dr. Tessa .J. Rosé boom of the university of Amsterdam and her team have studied the occurrence of coronary heart diseases in children and correlated the findings to maternal malnutrition in the three trimesters of pregnancy. They o...

India takes on foot-and-mouth disease by vaccinating animals

While the foot and mouth disease is playing havoc with the economies of..developed countries like the UK, India has been adopting a more conservative..approach of vaccinating the animals for the past three decades. .."Vaccinating the domestic animals against FMD on a regular basis is the best..means of preventing the spread of the disease," says Dr S M Lal, the joint..director of the Bangalore-ba...

Hundred million dollar gift for malaria institute

An anonymous donor has gifted 100 million dollars to Johns Hopkins University in the United States of America to set up a malaria institute. This would be the world’s foremost center for malaria research in the world. ..Public health experts say the Johns Hopkins Malaria Institute will put the university at the forefront of efforts to find an effective vaccine and new treatments for the mosquito-...

Pesticide impairs male reproductive function

According to the May issue of the journal Epidemiology, high levels of DDT found in some Mexican workers suggest that pesticide can impair male reproductive function. The human body metabolises DDT to DDE. An international team of researchers took blood samples from 24 men aged 16 to 28 who had not been exposed to DDT in their work. ..In these men the high DDE levels correlated to low levels of t...

New dimension in the treatment of female sexual dysfunction

Female sexual dysfunction is associated with loss of libido, low motivation and fatigue, most often occurring in women who have attained their menopause or whose ovaries had been removed surgically for some reason. ..Dehydroepiandosterone(DHEA), may serve as an effective treatment in such sexual dysfunction, according to a study released at the 96th annual meeting of the American Urological Assoc...

Malaria strikes Munger tribals

People of Bihar were facing the worst forms of nightmare over the past 3 weeks , now the reason isn't the political scenario but the threat of malaria . ....Malaria , not a new disease to this tropical country , invaded the tribal areas of Munger, 200 km (125 miles) southeast of the state capital, Patna. ....Thirty-eight people have died of cerebral malaria in this eastern Indian state of Bihar o...

Detecting anomalies in heart rythm

Researchers in Germany have developed a new risk assessment methodology to detect any anomaly in heart beat rythm and patient's risk of cardiac death. .... ECG is the basic data with which patient's risk of cardiac death can be determined and analysed by the computer.The time interval between successive heartbeats is the first variable to be calculated.// When the programme has completed its...

Male infertility in relation to cancer

Researhers from Britain examining the relationship between increasing rates of testicular cancer and decreasing sperm quality, have concluded men who have infertility problems have an increased risk of developing cancer. .... As reported in the issue of the British Medical Journal (BMJ), the study found a strong association between men with infertility problems and the subsequent risk of testicu...

Sponging Cattle betters spraying in eradicating Malaria

Malaria is an infectious disease transmitted by mosquitoes.It is characterised by fever, chills,followed by excessive sweating . Sometimes the most severe forms of this disease can lead to death even .This is a common disease in the tropical countries.// ....Hence eradication of this disease involves the control of breeding of this mosquitoes and spraying insectisides.Typically, in southern Asia,...

Male infertility in relation to pesticide

Exposure to pesticides and solvents can further lower fertility among infertile men, a new report suggests.The study shows these chemicals may worsen the effect of pre-existing genetic or medical risk factors for infertility. ....The authors stress the findings should be treated with caution because they involved a selected population of infertile men, from a productive farming region in Austria....

Male contraceptive in trial

Doctors from England are trialling the first long-acting male contraceptive which stops the production of sperm.The drug, which is injected every three months, is a combination of hormones. ....In the trial, men are injected with a dose of progesterone, then a pellet of the male hormone testosterone is placed under the skin in the abdomen.Study coordinator Professor David Chater from the Royal Ki...

Misleading anti-malarial drug

Promotional claims about the preventive efficacy of a malaria drug are being questioned by experts, who say the statements are misleading and should be withdrawn. Manufacturer GlaxoSmithKline markets the anti-malarial drug Malarone (atovaquone and proguanil) as being 97 per cent effective at preventing the aggressive falciparum strain of malaria, but the Drug and Therapeutics Bulletin (DTB) – pub...

Smallpox as Biological Weapons?

As biological weapons go, anthrax is nowhere as terrifying as several others, says Jim Matthews, an associate professor of pharmacy at Northeastern University. Smallpox would be a lot worse. The government now has about 15 million doses of smallpox vaccine on hand. Experiments are getting underway to see whether it can be diluted so it could be administered to more people, and still be effective....

Animal Fat Enhances Risk Of Stomach

Individuals who enjoy diets rich in meat, cheese and whole milk may be at increased risk of developing cancer of the esophagus and the stomach. The rates of two types of cancer--gastric cardia and adenocarcinoma of the esophagus--have risen rapidly over the past 30 years. To investigate potential links between these and two other types of stomach and esophageal cancers and dietary factors, Dr. Su...

Is Smallpox Threat Real ?

Smallpox, a highly contagious virus that kills at least 30 percent of its victims and disfigures many who survive, was eradicated from the globe more than two decades ago. Scientists retained stocks of the variola virus, which causes the disease, and stored them in secure laboratories in Atlanta, Georgia, and Moscow, Russia. A smallpox attack is just one of many potential bioterrorism threats, bu...

Anti-Cancer Drug Restores Normal Cell Growth

An experimental anti-cancer drug has shown effectiveness in treating a resistant type of lymphoma, according to a new report. Researchers say the drug probably acts on many types of cancer cells, so it may be useful for treating other types of cancer. Dr. Antonio Fojo of the National Cancer Institute in Bethesda, Maryland, and colleagues tested the drug, depsipeptide//, in patients with T-cell ly...

Smallpox Vaccine May Help Fight Cervical Cancer

A modified version of the smallpox vaccine is being tested against cervical cancer. Human papilloma virus (HPV) is associated with 95% of cervical cancer cases, but not everyone with the virus develops the cancer. Cervical cancer affects about 465,000 women worldwide each year and causes 300,000 deaths. If it is diagnosed and treated in its earliest stages there is a high survival rate. // ....D...

Garlic fights malaria and cancer

A group of compounds commonly found in garlic may not only an effective treatment for malaria, the mechanism by which they inhibit the infection appears to be similar to the mechanism they use to fight cancer cells.Researcher from the University of Toronto report these findings at the 50th Annual Meeting of the American Society of Tropical Medicine and Hygiene in Atlanta.// ....The compounds cal...

Smallpox Would Spread Rapidly

Smallpox was eradicated by 1979 and vaccination against the disease gradually ended around the world. But stockpiles of the smallpox virus remain in laboratories in the US, Russia and possibly other nations.// Recent fears of bioterrorism have ignited concerns that these stockpiles could be used to introduce the potentially deadly disease into the population, which is at present ill-prepared to d...

ZYDUS enters female health care segment

Zydus Cadila Healthcare Limited, the Ahmedabad based pharmaceutical company has launched a revolutionary drug, Bonmax (raloxifene hydrochloride) consolidating its presence in the female healthcare segment. Bonmax is used in the prevention and treatment of postmenopausal osteoporosis (PMO). The drug comes as third generation drug which not only safe but can also be used for long term. // ....PMO...

Dyslexia due to cerebellum abnormality

Dyslexia a most common learning disorder, affects nearly one in 24 people. People with dyslexia often have great difficulty learning to read, write and spell. Dyslexia was found to have been linked to reduced activity in the cerebellum // of the brain that controls movement, co-ordination and balance, scientists have reported. ....The research, which was led by Professor Roderick Nicolson, compa...

Monday malady

Researchers state that weekend alcohol flings and the stress of going back to work on monday could bestow to an increased rate of heart attack. A 7 year study carried out in Australia suggested that up to 31% more people die from heart attacks on a Monday than any other day. ....Experts have now called for more probing into the nexus between exorbitant drinking and coronary heart disease.//They s...

Cancer hazard Found With Animal-Based Nutrients

Researchers have found that a diet high in cholesterol and animal protein is linked to risk of a specific type of cancer of the stomach and esophagus that has been increasing rapidly.// The researchers also found that plant-based nutrients such as dietary fiber, dietary beta-carotene, folic acid, vitamin C and vitamin B6 were associated with lower risk of these kinds of cancers. ....The rate of...

Cleft lip and palate are due to abnormality in brain structure

Clefts of the lip and palate are associated with permutation in brain structure that appear to cause cognitive dysfunction, according to a study recently conducted by researchers at the University of Iowa.// ....Studying 54 adult men with nonsyndromic facial clefts and 54 male control subjects, the researchers used magnetic resonance imaging to study brain volume and tissue composition. They fou...

Problematic Use of smallpox vaccine

The USA is accumulating an abundant supply of smallpox vaccine, but health officials say they are not recommending that it be widely used- yet. The vaccine currently on hand, 16.8 million doses in a government stockpile// and more than 80 million doses that drug maker Aventis Pasteur says it will add to that, is safe and effective but can cause problems. Many people develop painful swelling aroun...

Hyperactivity disorder a biological malfunction

Children with Attention Deficit Hyperactivity Disorder - ADHD - have underactive parts of the brain which deal with decision-making, thinking and planning. The abnormality was revealed by a magnetic scanning device// which enabled researchers to look at the brains of children without harming them from radioactivity. Eric Taylor, Professor of Child Psychiatry at the Medical Research Council, said...

Drug Firm Offers to Donate Smallpox Vaccine

There is no treatment for smallpox, which kills about 30% of its victims and leaves others covered in sores. But giving a vaccine within days of exposure can protect against illness. A French drug company offered to donate up to 90 million doses of decades-old smallpox vaccine and the United States said it would accept the supplies if they are still effective against the deadly disease. // ....Th...

Small aneurysms best left untouched

According to researchers, the appropriate approach to abdominal aortic aneurysms is to leave those below five and a half centimeters alone. The abdominal aorta is the main artery serving the lower organs of the body, supplying them with blood from the heart.// Fragility in the wall of the aorta leads to a bulge called an aneurysm which may rupture a potentially fateful problem. ....The standard t...

Gestational Diabetes linked to Chromosomal defici

According to a new study, researchers, suggest that, some women who develop gestational diabetes during pregnancy may be prone to have children with certain chromosomal abnormalities However, researchers stress, gestational diabetes is not itself a risk factor for these types of defects since they form in the early stages of pregnancy--well before gestational diabetes typically develops.// ....Th...

How to repeal male infertility?

Researchers from the Hopkins University say that they may one day be able to reverse some cases of male infertility. The announcement is based on findings from an animal study that show infertile male mice treated with gene therapy are able to go on to produce offspring.// ....According to researchers, up to 30 percent of couples worldwide are infertile. Between 20 percent and 40 percent of thes...

Gene researchers make Malaria-resistant mosquito

A team of German and American researchers have used enetic engineering techniques to develop mosquitoes with a severely impaired ability to transmit malaria--at least to mice, new study findings show. The research is a "first step in the right direction" towards combating malaria in humans, study author Dr. Marcelo Jacobs-Lorena, of Case Western Reserve University in Ohio. "We now know it is poss...

Sleep disorders can have anomalistic sexual acts

Researchers at the University of California, observe abnormal behavior during sleep, such as walking, eating and even violence in many people. But a series of case reports shows that sleep disorders// can also involve unconscious, sometimes aggressive, sexual behavior. ....In a study of 10 patients with "atypical sexual behavior during sleep," researchers found that the patients' actions which ra...

Early Detection Of Facial Abnormalities in a Fetus

A cleft happens when the tissues of the face fail to fuse during gestation. It is a repairable birth defect. Cleft lip and palate are the most common facial malformation in newborns. It affects about one in 700 babies.//New research shows fetal magnetic resonance imaging may be more accurate at detecting cleft lip and palate than a sonogram. ..The detection rates when using sonography for cleft l...

Have You Ever Wondered Why Male And Female Voices Differ?

Certain things in life are just taken for granted. But it turns out to be highly fascinating or surprising when explanations to such things are projected. One such explanation is regarding the difference between a male and female voice.// ..An analysis of the brain scans of 12 male subjects and a parallel evaluation of male and female voices found startling differences in the way the brain interp...

Finger And Toe abnormalities Related to Maternal Smoking

In the largest study ever conducted on the effects of smoking and incidence of birth defects, it has now been found that maternal smoking is associated with an increased risk of finger and toe abnormalities. // The birth defects could range from polydactly (presence of extra digits in either the arms or feet) to webbed (syndactyly) or missing toes and fingers (adactyly). ....The researchers stud...

A Wristwatch For Detecting Malaria

A new wristwatch has been invented in South Africa which is capable of detecting the malaria parasites in the body of the wearer. This is done by automatically collecting the blood samples //of the person who is wearing the watch, and if the malaria parasite is found, it warns the person. Gervan Lubbe has developed the watch which obtains blood samples with a microscopic needle that automaticall...
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