Tag: "surgery" at biology news

Link Made Between Human Growth Hormone, Bone Quality In Mice

...res as mice age. Steven A. Goldstein, professor of surgery in the U-M Medical School andprofessor of biomedical engineering in the U-M College of Engineering, suggestedhis results, while preliminary, raise a "red flag" on the increasing use ofhuman growth hormone in short children and as a "fountain-of-youth...

New Test Opens Window On Corrosive Free-Radical Activity In Individuals

...ing the critical period ofreperfusion after bypass surgery or treatment for a heart attack. In a report published in the October 15 issue of the Journal of ClinicalInvestigation, high levels of both 8-epi-PGF2alpha and IPF2alpha-I wereidentified in atherosclerotic plaque tissue removed from blocked n...

One Year Follow-Up Of Non-Invasive Angina Treatment Suggests A Lasting Benefit

...s who takemedications or who have had major bypass surgery or angioplasty to cleararteries that supply the bl...and may be used in conjunction withcoronary bypass surgery or balloon angioplasty or as a follow-up whenangina persists after these procedures, according to To...

Hard Hearts: New Discovery Of Bone In Heart Tissue May Explain Valve Disease

...moved from patients who underwentvalve-replacement surgery from 1994 to 1997 at the Hospital of the University ofPennsylvania. Organized, hard-bone tissue--identical to that found in a livinghuman skeleton--was found in 30 of the valves, which, according to Dr. Mohler,"was a higher percentage than we expecte...

First Evidence That Localized Arthritis Gene Therapy Heals Distant Diseased Joints

...., Sc.D., Henry J. Mankin professor of orthopaedic surgery at the University of Pittsburgh and director of the UPMC's Ferguson Laboratory for Orthopaedic Research, and Paul Robbins, Ph.D., associate professor of molecular genetics and biochemistry at the University of Pittsburgh and director of the UPMC's Vi...

Renowned Breast Cancer Experts Present Latest Findings At UCSF Cancer Center Symposium

... and their doctors can use to make decisions about surgery orchemotherapy. With more women choosing less invasive surgery or using chemotherapy to shrinktumors prior to surgery, it becomes increasingly important to define ...

UPMC Reports On New Liver Assist Device

...e," said JackPatzer, Ph.D., assistant professor of surgery and chemical engineering at theUniversity of Pitts... George V.Mazariegos, M.D., assistant professor of surgery at the University of PittsburghThomas E. Starzl Transplantation Institute. The UPMC study pr...

New Clue To apoE Function

...sease, Parkinson's disease andrecovery from bypass surgery and cerebral hemorrhage." The researchers will explore this idea further. The apoE3 and apoE4 micealso will be invaluable for a wide range of other experiments, Holtzmanpredicts. For example, they should be useful in determining how the diff...

New Study Shows White Males Have More Receptors For Patent Blood-Vessel Contracting Substance

... suture line) and graftfailures after heart bypass surgery than women. Since ET-1 was first discovered, researchers have focused on itspotential role in the maintenance of blood pressure and its role in hypertensiondue to its ability to make vessels contract. Elevated plasma ET-1 levels havebeen disco...

Biggest Acoustics Meeting Ever

...ozing and bleeding that traditionally hindersliver surgery (Paper 2aBV3). Narenda Sanghvi of Focus Surgery, Inc. in Indianapolis and co-workershave developed a technique for using ultrasound to remove diseased prostate tissue (2pBV6). JeanChapelon of the National Institute of Health and Medical Research in F...

Clinical Trials Show That Bone Marrow Transplant And Vitamin A Derivative Both Improve Survival From Neuroblastoma

...ve months, thensurgery to remove their tumors. The surgery was followed either by astate-of-the-art therapy consisting of three cycles of intensive consolidationchemotherapy, or by chemoradiotherapy followed by purged autologous bone marrowtransplants. In the latter treatment, part of the child's own bone ma...

New Retinal Surgery May Reverse Legal Blindness

...ion in the eye of one ofmy patients improved after surgery from 20/160 to 20/30." A person with 20/160vision ...ul surgical strategies, reports the results of the surgery in the firstthree patients in the May issue of the American Journal of Ophthalmology. He hasnow perf...

Hopkins Scientists Clock The Speed Of Comprehension

...mplified by an adult epilepsy patientpreparing for surgery to control intractable seizures experienced since age 8. The patient was scheduled to have a grid of 174 electrodes temporarily implantedon the surface of his brain to pinpoint the source of his seizures for removalin surgery. The patient, a ...

Gene Therapy May Suppress Uterine Fibroids

...nt of all women between the ages 25 and 64 require surgery for leiomyomas. One in three American women undergo a hysterectomy by age 65, approximately half of which are performed to alleviate medical problems caused by leiomyoma tumors. "Leiomoyomas are an incredibly common problem," said Gregory M. Christ...

PSA Levels Mean More Extensive Prostate Disease In Older Men

...The Hopkins team studied 492 men who had undergone surgery to remove their prostates. The men were divided into three age groups (40-50, n=69; 51-60, n=227; 61-73, n=196) and five pre-treatment PSA categories: (2.5-4.0, n=36; 4.1-6.0, n=100; 6.1-8.0, n=122; 8.1-10.0, n=76; >10.0, n=135). Patients were co...

University Of Pittsburgh Scientist Discovers How A Novel Vitamin K Stops Cancer Cell Growth

..." noted Brian Carr, M.D., Ph.D., FRCP,professor of surgery in the Thomas E. Starzl Transplantation Institute anddirector of the Liver Cancer Center at the University of Pittsburgh CancerInstitute (UPCI). "Through our ongoing research, we now know that the vitamin Kcompounds not only can kill liver cancers, ...

Newly Recognized Cell-Surface Receptor Protects Heart Tissue Against Damage

...echances of an attack," notes Liang. "During heart surgery you want to have asmuch of a window of protection as possible." The researchers also found that the protective properties of the A3receptor can be conferred -- via gene transfer -- onto tissues without this typeof receptor. "We've shown that ...

A New Molecular Marker For Prostate Cancer

...Although these types of tumors can be treated with surgery or radiation, as manyas 50 percent of patients will develop recurrent disease within five years.Participants were followed for an average of 9.6 years after surgery. Using monoclonal antibodies, the team assayed the tumor samples for the presenceof t...

Excess Thiamine May Help Tumor Growth, Research Shows

...”said W. Scott Melvin, assistant professor of surgery and senior author onthe study. “It might be done in the future perhaps through a combinationof thiamine restriction and the use of drugs that inhibit the TK pathway.” Such drugs are not yet available for use in humans, however. “Righ...

New Technology Deposits Bone-Regenerating Materials On The Surface Of Implants

...s accelerated inrecent years, as joint replacement surgery has become more sophisticated, evento the point where it is now possible to repair the hand--the body's mostcomplicated mechanism--by replacing the joints of the fingers. A nonprofit organization with a membership of more than 155,000 chemists a...

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