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Tag: "crystal" at medical news

Chemists Discover Cation Considered Too Unstable To Exist

... the laboratory. When Lin came to Lambert with the crystal structure of a molecule other than the one expected, Lambert quickly recognized the structure as an example of the elusive cyclopentadienyl cation of textbook fame. Lambert and Lin currently are studying the chemistry of the pentamethylcyclopentadien...

A High-Definition Hearing Aid that thinks for you

...l. Thus patients now say, the world around them is crystal clear. Standard hearing aids cost between $800 and $1,000 for one instrument. A digital hearing aid runs between $2,300 to $3,000. The new hearing aid works for any age and comes in several sizes....

Canada helps in giving birth to world first baby from frozen egg

...woman is a difficult procedure that results in ice crystal formation and decreases the longevity of the eggs. Hence it is very difficult to use this procedure to treat infertility problems. The Canadian university had developed the new method of rapid freezing of the eggs in the process called vitrification,...

Regular Use Of Cocaine Can Impair Brain Functions

...n water and taken injected into the body. The rock crystal form is called crack and is often heated to inhale the smoke. Cocaine addiction: Cocaine gives its users an immediate euphoria or “high” that is characterized by hyper-stimulation, reduced feelings of fatigue and mental clarity. But the effect of ...

Chloroquine and Primaquine combination Malarial drug for resistant parasites.

...mechanism by which it drains the drug, so that the crystal form is not retained so the neutralized drug drains through the pores present in the digestive system with out forming considerable amount of the drug so which it does not have any effect on the parasite. So, the drug Chloroquine cures the symptoms b...

Government To Clamp Down On Crystal Meth

... which are aimed at preventing addicts from making crystal meth. //The supermarkets and drug stores which hav...o be controlling the commercial labs which produce crystal meth, and the regulation as such is not expected to have much effect, according to them. The police ...

Well Preserved DNA In Fossil Bones Discovered

...he scientists Michal Salamon and Steve Weiner that crystal structures may be present in structures which cont...nd that the extraction of DNA is possible from the crystal aggregates, which are reportedly well preserved when compared to the DNA derived from untreated grou...

HIV Infection Rates on the Rise in Victoria

... Slavin's study also highlights the rising role of crystal methamphetamine, which increases sexual desire and is often used in gay sex venues. Infections such as syphilis, chlamydia and gonorrhoea are on the rise in the straight and gay communities and HIV comes along with the other Sexually Transmitted Infe...

Insulin Crystals Holds Promise In Diabetes research

...roduced from proinsulin, it attaches to an insulin crystal only in special locations where other insulin mole...l, these mounds allow for the rapid growth of that crystal and only form when there is a surplus of insulin that allows for rapid crystal growth. Since no moun...

Meth Addiction On The Rise, US Health Authorities Concerned

...ould lead to a global threat. Methamphetamine or crystal meth, as it is commonly known, is a stimulant that induces euphoria in its users. Discovered in 1919 and originally intended for the treatment of nasal decongestion, the drug is now being used by college students, athletes and truck drivers. Sadly, t...

Britons Believe In The Paranormal Phenomena

...lways associated with an old lady in a gown with a crystal ball. About 74% of the people in the age group of 55 to 64 year olds believed in psychic powers. But Padraig Reidy, deputy editor the New Humanist magazine said that the idea of people possessing psychic powers was baseless. He said that as long as t...

Anabolic Steroids for Today’s Young Me

...doses." DrugScope said that the use of powder or crystal MDMA, two forms of Ecstasy, had become more prevalent although the predicted crystal meth epidemic had failed to materialize. NLA...

Methamphetamine causes severe oral health damage

...ave used methamphetamine, also called meth, crank, crystal and speed, which can be swallowed, injected, snorted or smoked. Most of the users are of the age range 18-34 years. "Meth" users can go from having healthy teeth to extremely sensitive teeth and eventual tooth loss in about a year, warns the ADA. T...

Bacterial Protein Shows Promise in Treating Intestinal Parasites

...th at Yale School of Medicine. “We believe that Bt crystal proteins not only meet, but exceed these essential... and decided to collaborate on a project to see if crystal proteins could be effective against hookworm infections. Three years ago, Aroian and his colleagues ...

A Novel Technique That Detects "Cancer Genes" From The Breath Of Smokers

... of genes, they say, so genes can be employed as a crystal ball to thwart the disease. Lung carcinogenesis tracked by DNA methylation mapping in exhaled breath. For the first time, researchers have demonstrated that it is possible to detect DNA methylation in the breath of smokers and lung cancer patient...

Study Uncovers Mutation Responsible for Noonan Syndrome

.... After modeling the positions of the mutations on crystal structures of SOS1, the scientists made recombinant versions of the mutants and expressed them in mammalian cells, where it was discovered that they promoted excessive activation of RAS and its downstream target, MAP kinase, the same pathway activate...

Does Aspirin Crystallize?

...ving researchers a headache is the question of the crystal structure of aspirin, doubting// whether there is ...at they form structures containing domains of both crystal types.” In 2004, computer calculations had indicated that while the long-known crystal structure o...

Link Between Nanoparticles and Kidney Stones

...ch as physical chemistry and protein inhibitors of crystal growth, also play a role. But what scientists don’t quite understand is why, where and how they start growing, Dr. Lieske says. The study cites evidence that indicates the unlikelihood that events linked to the calcification process are driven sole...

AIDS Healthcare Foundation to File Lawsuit Against Pfizer

...ion-inhibiting effects of alcohol or drugs such as crystal methamphetamine and ecstasy. The suit will ask that Pfizer stop running ads that promote Viagra as a lifestyle drug and that the company fund ads promoting awareness about the risks associated with Viagra and STIs, according to Reuters. In additio...

Man-Made Proteins Could Be More Useful Than Real Ones

...a technique in which x-rays are directed through a crystal of a protein so that its structure can be deduced from the resulting diffraction pattern. The researchers found that the Zwit1-F peptide folded into a bundle of coiled helices that resembled those in natural proteins. In particular, Schepartz note...

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