Tag: "amplification" at medical news
PCR emerging as a promising technique for Diagnosing Urinary Tuberculosis
...volves detection of bacteria by facilitating rapid amplification
of small amounts of a genome sequence, Dr Narmada P Gupta told the Millennium International Urology Congress in India. Presence of even one bacteria can be detected by the PCR technique, he said, elaborating on the advances in genitourinary tubercul...
Sperm washing helps couples – Breakthrough in focu
...ymerase chain reaction nucleic acid-based sequence amplification
assay. Pregnancy rate per insemination is 14%, based on a European experience of more than 2000 inseminations; to date, there have been no seroconversions in either mother or child. Wash...
Just one cigarette could cause significant damage
... On the other hand, aortic-brachial pulse pressure amplification
was less in chronic smokers (13.7 ± 8 mm Hg) than ...l stiffness, in part due to reduced pulse pressure amplification
and increased arterial wave reflection. They concluded that smoking significantly and acutely raised...
Hearing Problems Of Middle Age Are Affecting The Younger Generation
...e says. "All larger classrooms should have speaker amplification
systems installed, but they are often not in place or are not operational. If students suspect hearing loss, they should see an audiologist." Source: Newswise...
Sperm washing helps couples
...ymerase chain reaction nucleic acid-based sequence amplification
assay. Pregnancy rate per insemination is 14%, based on a European experience of more than 2000 inseminations; to date, there have been no seroconversions in either mother or child. Washed sperm have also been used in other assisted conception...
Test For Mad Cow Disease Is Here
...plied a method they call protein misfolding cyclic amplification
(PMCA) to blood samples taken from 18 prion-infected hamsters that had developed clinical symptoms of prion disease. PMCA uses sound waves to vastly accelerate the process that prions use to convert normal proteins to misshapen infectious forms. Su...
New Test Offers Hope in Effective Hearing Aid Design for Babies
... are being developed rely to a large extent on the amplification
of the overall sound that is being transmitted to the inner ear. A lot of the sound directed to the dead regions, however go wasted. The present research highlights the possibility of locating specific dead regions, followed by fine tuning of the h...
Pollutant TBT Affects Hearing in Marine Mammals
...l. Sensitive hearing in mammals relies on cochlear amplification
resulting from the motor activity of outer hair ce...er hair cells and caused profound changes in sound amplification
in the inner ear. TBT is thought to have altered sound localization abilities of the mammals. He sug...
West Nile Virus Can Be Tackled By New Strategy
...f an interaction is believed to pave way for viral amplification
with mosquito populations. Researchers from Oreg...d by continual summer rainfall is critical for the amplification
and transmission of West Nile Virus and a similar disease, St. Louis Encephalitis Virus, in southern...
Study Highlights How Bacteria Respond To Changes In Environment
...way from what it has sensed. Such a mechanism of amplification
allows signals from the receptors to travel hundreds of angstroms, a distance used in atomic physics that is a virtual marathon in the world of intracellular communication. Ten angstroms equal a nanometer, which is one-billionth of a meter. Source:...
Pre Implantation Genetic Haplotyping to Identify 6,000 Inherited Diseases
...ich undergoes the process of multiple displacement amplification
to replicate the DNA. Then they blood samples from family members, including at least one person affected by the disease is collected and the DNAs are compared. It is possible to identify the region of a chromosome that is responsible for the diseas...
How to Hinder Gene Amplification? - Researchers Revealed
...Technology have discovered a process by which gene amplification
could be stopped in fatal-disease conditions //lik...d of the chromosome will determine the fate of the amplification
process. Gene amplification
is the increase in copy number of a particular piece of DNA and is a ...
Early Diagnosis of CJD Seems Possible
...the new technique called protein misfolding cyclic amplification
(PCMA) amplifies the quantity of prion proteins in any sample taken from the body. Out of the 38 infected hamsters tested none showed false-positive results. Further studies are needed to modify this technique to be used in humans....
Waxing And Waning Of Dengue Epidemics Attributed To Cross-Immunity
...ngue epidemics. The conventional wisdom is that an amplification
of the severity of disease caused by repeat infections with different strains, a phenomenon known as antibody-dependent enhancement, drives the boom and bust cycles of dengue epidemics. "Temporary cross-immunity has been ignored by the epidemiologic...
Fortified Milk Reduces Morbidity in Preschool Children
...have a crucial role in generation, maintenance and amplification
of immune responses in the body. Deficiencies in multiple micronutrients among preschool children are an important determinant of child health in developing countries,” said Sunil Sazawal, MD, MPH, PhD, lead author of the study and an associate profe...
Researchers Discover Internal Compass of Immune Cells
...m set out to identify the key mechanisms of signal amplification
that must occur in order for neutrophils to detect...es. They found that neutrophils possess a built-in amplification
system that is an integral part of the internal compass the cells use to locate the source of chemoa...
Tips to Prevent and Treat Winter Laryngitis
... screaming or yelling, using microphones and other amplification
when speaking or performing in front of a crowd, not smoking, using good breath support when you speak by filling your lungs with air regularly, and warming up the voice before using it with exercises such as tongue trills and humming. SRM...
Stem Cells Use in the Future
...he potential therapies of stem cells would require amplification
of samples (technically possible now), raising the possibility of multiple uses within a family unit. There is now so much research being undertaken and reported we frequently find ourselves contradicting patients that it is not a panacea and that...
New Mechanism Identified for Resistance to Targeted Lung Cancer Drugs
...some of the resistant cells, ERBB3 is activated by amplification
of a different oncogene called MET, in essence bypassing the blockage of EGFR. Analysis of samples from patients whose tumors became resistant after initially responding to Iressa revealed that MET was amplified in resistant samples from 4 of 18 pati...
Now Fingerprints can Be Used to Detect Drugs and Diseases Instead of Blood Samples
...ttached to each nanosphere, there is a significant amplification
effect. Indeed, the ridge patterns of smokers fingerprints fluoresce, while those of nonsmokers do not. The fingerprints are very highly resolved and can be lifted for comparison with known prints, just as in conventional procedures. When magnified...