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Scientists plan human cloning clinic in the United States

...ty specialist, Dr. Panayiotis Zavos. Dr. Zavos, a biologist at the Univeristy of Kentucky, is not medically qualified but holds a doctorate in reproductive physiology and is an owner and director of two USD infertility clinics, the Kentucky Center for Reproductive Medicine and IVF [in vitro fertilization], an...

Dark skin protects

...ng off fungi and bacteria. A paper by Sydney-based biologist James Mackintosh says it could explain why dark skin evolved in humans and animals living in tropical environments. A popular theory on why darker skin prevailed in some areas and lighter skin in others, is that// the extra melanin in darker skin pr...

A new study surpasses Gene Therapy Hurdle

...o certain forms of gene therapy. The implications, biologist Lingho Chengh range from improving the body's immune response to developing cancer vaccines to reducing the danger of rejecting transplanted organs. Blood stem cells form the core of the blood system.// They can give rise to any of the various types ...

Stem Cells Have Few Mutations

...d in the adult cells.// Peter J. Stambrook, a cell biologist at the University of Cincinnati and a co-author of...s in culture,'' he said. Larry Goldstein, a cell biologist at the University of California, San Diego, said the finding that mutations accumulate in a cell cul...

New heart-healthy corn due in stores by 2007

...ol that damages the heart. Susan Duvick, a plant biologist who led the project, said conventional corn contains about 20 percent oleic acid and 60 percent polyunsaturated fat, which is considered healthy by nutritionists though not as beneficial as oleic. Conventional corn also has 10 percent of the harmful...

Genes to Extend Longevity Discovered

...longevity genes discovered so far," said molecular biologist David Sinclair, director of the Paul F. Glenn Laboratories for Aging Research at Harvard Medical School and co-author of the new study. "There is a growing realization from the aging field that we might finally understand how to control certain aspec...

Genetic failure in cloned animals

...cipal investigator of the study Rudolf Jaenisch, a biologist at the Whitehead Institute for Biomedical Research. Jaenisch's team looked at 5,000 genes in cloned mice and found hundreds of genes important to development were not correctly expressed in the animals, he said. Overall, about one out of every 20 ge...

Designer Rats Reveal Possible Heart Disease Genes

.... In the second part of the study, TIGR molecular biologist Norman Lee led the team in comparing the expressi...study. Lead author Renae Malek, also a molecular biologist at TIGR, notes that the data point to promising genes for salt-sensitive hypertension, among other c...

Distinguished Scientist Award Conferred on University of Rochester Scientists for Work on Preventing Cavities

...ster's Center for Oral Biology.// Koo is an oral biologist and Marquis is a microbiologist. They have been conferred this award for their work on ways to stop microorganisms that cause tooth decay and cavities. Koo, who is a member of the faculty on the Eastman Department of Dentistry, will receive the Young...

New Pills To Keep You Awake!

...night workers and new parents. Russell Foster, a biologist at Imperial College London, said: ‘The more we understand about the body's 24-hour clock, the more we will be able to override it. ‘In 10 to 20 years we'll be able to pharmacologically turn sleep off.’ Researchers in the US are hoping to build on t...

Functional Taste Cells Cultured In Vitro

Nancy Rawson, PhD, a cellular biologist who is the principle investigator said that the new technique of in vitro culturing of taste cells would help them to discover molecules that can enhance or block different kinds of tastes.// Researchers from the Monell Chemical Senses Center have su...

UF scientists Throw light on the origin of vertebrate skeleton

...roteins," said Martin Cohn, Ph.D., a developmental biologist and associate professor with the UF departments of zoology and anatomy and cell biology. "Knowing that lampreys also use collagen to build their skeletons makes sense. Lampreys and jawed vertebrates inherited the same genetic program for skeletal dev...

Veterinary Pathologist in the Indian Biosecurity Labs Work under Pressure to Efficiently Handle Bird Flu Samples

...es. He said that they are expecting a molecular biologist from Bilaspur and a virologist from Hissar to join the team next week. Pradhan says the lab can handle a maximum of about 2,000 blood samples and 100 tissue and faecal samples a week. On the other hand it is been receiving 4,000 samples each week ov...

Low-dose Aspirin Benefits Both Sexes

...pposed to do in both men and women," says platelet biologist and study co-author Nauder Faraday, M.D., an associate professor at Hopkins. "But women started at a higher baseline level of platelet aggregation and remained slightly higher even after taking aspirin. So, it remains unclear if the residual differen...

Disney’s New Attraction Showcases the Discoveries of the Himalayas Expeditio

...c team member Dr. Anne Savage, senior conservation biologist at Disney's Animal Kingdom. "Having seen how the sacred lands project has integrated cultural needs and conservation priorities, resulting in the discovery of new species, and having the opportunity to see how golden monkeys–which were severely threa...

'Expedition Everest' Finds New Species

...c team member Dr. Anne Savage, senior conservation biologist at Disney's Animal Kingdom. "Having seen how the sacred lands project has integrated cultural needs and conservation priorities, resulting in the discovery of new species, and having the opportunity to see how golden monkeys–which were severely threa...

Stem Cell Technology Gives Hope in Spinal Cord Injuries

...ll was generated from the GRPs, discovered by cell biologist Margot Mayer-Proschel of the University of Rochester Medical Center. It was observed that rats given this specialized astrocyte cell showed less scar tissue and nerve damage in contrast to the control group, which was transplanted with un-cultured ...

UK Computer Grid In Bird Flu Fight

...computer modelling applications," says Ying-Ta Wu, biologist at the Genomics Research Center of the Academia Sinica in Taipei. "This will free up medicinal chemists' time to better respond to instant, large-scale threats. Moreover, we can concentrate our biological assays in the laboratory on the most promisin...

Tumor Resistant Mice Point To Novel Cancer Treatments

...tee that the same gene will exist in people,’ said biologist Howard Young of the National Cancer Institute's Center for Cancer Research. ’This is a truly remarkable phenomenon ... and it really needs confirmation from other institutions," said Dr. Zhen Cui of Wake Forest. The limited availability of these sp...

Gene Defects Determine Susceptibility to Cancer and Bone Marrow Failure

...d in the journal, Science. Directed by molecular biologist Davide Ruggero, Ph.D., of Fox Chase Cancer Center's human genetics program, the study attributed the protein defects to a critical glitch in the protein assembly line of ribosomes. This highlights the importance of proteomic research analyzing protei...

Women Read Men’s Faces Quite Accuratel

...rm or short-term. Study co-author and behavioral biologist Dario Maestripieri, says the women, "were surprisingly accurate in judging men's interest in infants, as well as their masculinity." Several studies have been conducted to understand this uncanny sense of a woman’s judgement. Evolutionary biology...

Humans, A Symbiotic Organisms Dependent On Other Life Forms For Existence

...rms for our existences. Steven Gill, a molecular biologist formerly at TIGR and now at the State University of New York in Buffalo, explained that as humans we are a mix of bacteria and human cells, they felt we were somehow a fusion of human cells and bacteria. He also said that here are reports that 90% of...

A Worm Turns: Banking on Blood From a Little Lugworm

... during surgeries. Professor Peter Olive, a marine biologist at Newcastle University, UK, said: “It (the lugworm) lives in the mud where it has to get oxygen and so its hemoglobin has a very particular structure that makes it very effective at binding oxygen. It’s nearly an ideal structure for carrying oxygen....

Skin Cells Make Use of Geographic Co-Ordinates to Reach Their Destination

...ls in others. In 1969, well-known developmental biologist Lewis Wolpert authored a famous treatise that described two possible ways for cells to know where they are in the body: Either they infer their location and adjust their behavior based on interactions with nearby cells, or they deduce their ‘position...

Zoo Animal Succumbs to Avian Influenza in Germany

... found floating dead on a zoo pond on Tuesday. Zoo biologist Roland Brockmann said, "Black swans die quite often, so at first we weren't so worried." However lab tests confirmed the cause of death as infection due to the deadly H5N1 virus late Thursday. The last bird flu case in Germany took place nearly thr...

Brain Regulation Present Even In Spineless Creatures

...g of scientists in Australia, University of Oregon biologist Nathan Tublitz revealed that research on moths, flies and cephalopods showed how brain regulation// is present even in spineless creatures. He also revealed that glutamate and FMRFamide-related peptides are the two brain chemicals that enable cuttlef...

Nanotechnology – to detect and treat ovarian cance

...of biomarker," added Dr. Liaohai Chen, a molecular biologist and leader of the nano-bio group in the Biosciences Division at Argonne, and an adjunct faculty at Rush University Medical Center. A nanometer is one billionth of a meter or 1/80,000 the width of a human hair. Nanoscale devices can perform tasks in...

What does High-fiber Foods Really do?

... the lubricating mucus. Dr. Paul L. McNeil, cell biologist at the Medical College of Georgia and corresponding author on the study published online Aug. 21 and scheduled for the September print issue of PloS Biology says, ‘More mucus is good When you eat high-fiber foods, they bang up against the cells linin...

An All Important Breakthrough Reached In Understanding T cell response For Parasitic Diseases

...s Melissa Cabinian and Matthew Crim; computational biologist Brent Weatherly of the CTEGD; former UGA postdoctoral fellow Susan Sullivan; doctoral students Matt Collins, Charles Rosenberg and Sarah Craven; Alessandro Sette of the La Jolla Institute for Allergy and Immunology in San Diego, Ca.; and Susana Lauce...

Humans Genetically More Suited To Being Vegetarians Than Meat-eaters

...s work. He says technology has enabled molecular biologist to investigate how a human cell works and to know all the players, which makes a cell cancerous, and has enabled the scientist to get a step closer to find a cure of cancer. New Zealand scientists are at the leading edge of a research to find a c...

Better Ice Creams And Artificial Snow, Courtesy Bacteria

Queen's University biologist Virginia Walker has discovered a method that makes better ice cream and artificial snow by using bacteria. The method can also help in water// purification techniques. Until now, scientists had to go to extreme environments, such as Antarctic lake...

Evolution of Plant Life Cycle

...ch team led by University of Michigan evolutionary biologist Yin-Long Qiu has new findings that help resolve long-debated questions about the origin and evolution of land plants. The work will be published online this week in the Proceedings of the National Academy of Sciences.Two major steps kicked off the ch...

Breeding success by delving into the honey bee sex gene

...ch team led by University of Michigan evolutionary biologist Jianzhi "George" Zhang, has uncovered evolutionary //facts about a gene called csd, which is a sex determiner in honey bees. These novel inputs can indeed be ploughed back into formulation of improved methods to breed honeybees, who are effective pol...

Test Tube Koalas !

...teve Johnston, the project leader and reproductive biologist at the University of Queensland. 'Eight of the 12 current test-tube joeys were born following the artificial insemination of freshly diluted sperm samples,' he continued. 'The next vital step is the use of chilled sperm and then thawed frozen sperm...

Alternative Splicing - Molecular Cloning

... in collaboration with Stephen Burley,a structural biologist of Rockfeller University. Unexpectedly, this search revealed four discrete peaks where the binding clusters locate. Furthermore, the location of the peaks correlated with Nova’s action on regulating whether the alternative exon is spliced in or out....

Scientists Uncover Complex Workings of Sperm

...ost fundamental questions in biology," Tim Kerr, a biologist at the university, was quoted as saying. The scientists plan to unlock the protein recipes of the sperm of different species including human. Until now, scientists have only known about a handful of proteins that are part of the assemblage of bio...

Scientists Close To Identifying Anti-viral Drug for SARS

...re much more difficult to obtain,” said Brookhaven biologist Walter Mangel, the lead author of the paper. “Even if a vaccine is available, antiviral agents are important in stopping the spread of highly infectious viruses. If antiviral agents for SARS had been available, they could have been used to contain th...

Insect Protein Effective for Treating Heart Enlargement, Arrythmias

...ences. The research, led by cardiologist and cell biologist Nipavan Chiamvimonvat and entomology professor Bruce Hammock, identifies epoxide hydrolase inhibitors as novel and powerful chemical compounds that block an immune system protein (NF-?B) known to play a role in cardiac cell overgrowth and arrhythmias...

RU-486, The Abortion Pill, May Quell The Breast Cancer Gene

... for women carrying the breast cancer gene. Cell biologist Eva Lee of the University of California, Irvine, who led the research said, 'All of us have to be cautious. But I do think if there is a better anti-progesterone available, hopefully there will be other options in the future for these women.' This h...

Link Between Huntington’s and Abnormal Cholesterol Levels in Brain Establishe

...rvival of neurons,” explains Mayo Clinic molecular biologist Cynthia McMurrary, Ph.D. “Our discovery that the mutant Huntington’s disease protein derails the cholesterol delivery system and causes cholesterol accumulation in neurons provides us with key results and solid clues to the mechanism of this diseas...

A New Gene to Contribute in Insulin Metabolism

... what functions they have there,' the evolutionary biologist Professor Michael Hoch reminisces. He and his team were in fact successful. They discovered a protein, which is very similar to the cytohesins in mammals. Even more interestingly, fruit flies in which the genetic blueprint for this gene is defective ...

Durable Critters Provides Better Way to Human Egg Preservation

... the rain comes, says Dr. Ali Eroglu, reproductive biologist and cryobiologist at the Medical College of Georgia. Tardigrades are not alone in their amazing ability to outlast adverse conditions. A type of brine shrimp, often called a sea monkey, comes back to life with water. The Baker’s yeast Dr. Eroglu us...

Researchers Identify New Drug Targets for Cancer

...of cancerous tumors nearly a century ago by German biologist Theodor Boveri, but his hypothesis had remained unproven. “We questioned whether the wrong number of chromosomes contributed to tumor growth, or was a consequences of the accrued damage in cancerous cells,” said Cleveland.To find out, researchers ...

Sex Ends as Seasons Shift and Kisspeptin Levels Plummet

...ret seasonal cues, including day length," said IUB biologist Gregory Demas. "Kisspeptin likely plays an integral role in coordinating seasonal reproduction in a wide range of animals." Kisspeptin joins a select few proteins believed to act as switches that connect environmental changes to a physiological re...

Bungee Backpack Could Reduce Load on Shoulders

An American biologist has developed a backpack that reduces the weight students and hikers carry. The bungee backpack, invented by Lawrence Rome, a biology professor at the University of Pennsylvania// , could be useful for students, hikers, athletes and emergency worke...

X-ray System to Show Moving Bones in 3-D

... to repair a torn knee ligament or an evolutionary biologist tracing the disappearance of digits in pigs would face a difficult task. To see the exact position and movement of bones and the ligaments, tendons and cartilage that surround them, would require cutting into flesh -- not a desirable option. The ne...

Cancer Cells Forming Blood Vessels Send Their Copper to the Edge

...stinctly different from other cells,” said Argonne biologist and lead author Lydia Finney. “This discovery may help explain how copper-reducing cancer therapy works.” The findings are reported in the current issue of the Proceedings of the National Academy of Sciences, or PNAS. “We began our study,” Finney e...

Not a Rotten Idea Anymore

.... Still, maggot therapy has its followers. Cell biologist Dr Stephen Britland from Bradford University says: "Maggot therapy is now used in several locations in the UK and across Europe. They are used to clean the wound, after which they are removed." AN...

Biologists Trace Cause Of Early Blindness To Tissue Defect

...ost-doctoral days at Harvard University, Texas A&M biologist Dr. Brian Perkins has been studying protein transport within photoreceptors—the rod and cone cells that allow organisms to detect their visual worlds—in zebrafish, a vertebrate whose eye physiology is essentially identical to that of a human. Recentl...

Scientists Explore Ways to Lure Viruses to Their Death

... extinction?” asks Paul E. Turner, an evolutionary biologist at Yale. Dr. Turner and his colleagues are trying to find the answer, but instead of studying mice, they are studying bacteria. The researchers study a virus called phi-6, which normally infects a species of bacteria called Pseudomonas phaseolica, ...

Scientists Receive Patent for Development of "combination" Proteins to Produce Vaccines for Lyme Disease

...terium than either protein alone," says Brookhaven biologist John Dunn, a researcher on the BNL Lyme disease team. "These chimeric proteins could also be used as diagnostic reagents that distinguish disease-causing strains of bacteria from relatively harmless ones, and help assess the severity of an infection,...

Researchers Discovers DNA Repair as Key to Huntington's Disease

...s Cynthia McMurray, Ph.D., a Mayo Clinic molecular biologist who led the study team. "Over time, this expansion -- especially in nerve cells -- becomes toxic." The finding is significant because so little is known about Huntington’s. According to Dr. McMurray, the finding is the first confirmed connection be...

Useful Parasites

... on the Wolbachia for survival," said evolutionary biologist Andrew Weeks at the University of Melbourne in Australia. Wolbachia is depended by the wasp and the worm to generate eggs or produce young ones. Wolbachia is a bacteria that is spread through the mothers. These bacteria can produce diverse effect o...

Plants Have the Ability to Recognize Kin

...nts work out who's who. Ariel Novoplansky, a plant biologist at Ben-Gurion University of the Negev, Israel, says that it might be possible that plants use immune proteins similar to what animals use to sense others around them. He, however, says termed it a pure guess-work. "At this point I cannot imagine a ...

Single Cancer Stem Cell may Be Sufficient to Initiate and Maintain a Malignant Tumour

... lead author Dr. Ileana Zucchi, a molecular cancer biologist at the Institute for Biological Technology (ITB-CNR) in Milan, Italy. The researchers believe that a model of cancer stem cell system may allow them to identify genes and proteins that will help with the search for human breast cancer stem cells in...

Genes may Have a Role in Learning "tonal Languages"

...ientist.com quoted Bernard Crespi, an evolutionary biologist at Simon Fraser University in Burnaby, Canada, as saying. Given that both genes function in brain development, Dediu and Ladd recommend that they may have restrained effects on the administration of the cerebral cortex, as well as the areas that de...

Nervous Systems of Insects may Offer Clues on Neurodegenerative Diseases

...t of this research, but because Im a developmental biologist and a geneticist, Im more interested in what the normal role of glycosylation is in the central nervous system, Palter said, emphasizing that most of the applicable parts of major medical discoveries can trace their roots to studies in basic science....

Color Vision Drove Primates to Develop Red Skin and Hair, Study Finds

...r became a sexual preference,' said Morris, a fish biologist who studies how physical traits such as coloring evolve through sexual selection. 'So while the benefits in terms of eating may not apply anymore, the (red-color) vision in some groups is now relevant in social terms.'...

Scientists Discover Secret Behind Inflorescence

...d. Dr. Lawrence Harder, a University of Calgary biologist and co-author of the paper, said, one of their models key features is that it is able to anticipate regional variations in inflorescence structures and recognize that some developmental patterns are impossible. "What weve done here is to fit toget...

UW Establishes Stem Cell and Regenerative Medicine Center

...May 17) at a public lecture by famed developmental biologist Ian Wilmut, the creator of the cloned sheep Dolly, sets the stage for a critical central entity under which the UW-Madison campus can enhance and strengthen its programs of stem cell research, training and education. "What we hope to do is provide ...
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(Date:7/24/2008)... , A multi-institutional team led by Massachusett...ed a powerful new tool for genomic research and me...nzymes that can target particular DNA sequences fo...f Molecular Cell, the researchers describe an ef...tomized zinc-finger nucleases (ZFNs), which can be...
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