exam in Biological News

French Authorities Give Sole Approval to GMAT Exam to Collect Biometric Data to Advance Security

MCLEAN, Va., July 9 /PRNewswire-USNewswire/ -- For the first time in its history, the French National Commission for Data Protection and the Liberties (CNIL) has granted approval to a private testing company -- the Graduate Management Admission Council (GMAC) -- to collect biometric data as part o...

Hormone levels contribute to stress resilience

...they began the month-long CDQC, and immediately after their final pass/fail exam a highly stressful, nocturnal, underwater navigation exercise. They foun...iers with more DHEA performed better during the final underwater navigation exam than those with less DHEA. These findings are being published by Elsevier ...

Molecular fingerprints point the way to earlier cancer diagnosis and more targeted treatment

...mal treatment. The search began in men at risk: those with elevated prostate specific antigen, or PSA, levels. A PSA test along with a digital rectal exam is today's standard for prostate screening so physicians typically do both in men age 50 and older. But PSA levels are actually better at helping dete...

Novel veterinary procedure detecting life-threatening injuries touted

...cluding rib fractures, intercostal muscle tears, diaphragmatic hernia, hemothorax, and hemopericardium advantageously upon patient presentation on the exam table during triage. The group of San Antonio emergency and critical care veterinarians has also found TFAST extremely helpful in traumatized cats a...

Beach vacations may increase future skin cancer risk in children

...iew and skin exams were used to evaluate the development of nevi. Researchers observed that each waterside vacation one or more years prior to the exam at age 7 was linked to a 5 percent increase in nevi, or skin moles, less than two mm. "Daily sun exposure at home did not seem to be related to the nu...

Radiation, nanotechnology, health care and more

...n of CT fetal dose assessment: "A patient receives more radiation from a CT exam than any other types of radiological exams. Among various patient groups, t...ten years ago. Though not a routine procedure used during pregnancies, a CT exam helps to detect possible life-threatening conditions such as bleeding in th...

The sweet world of soil microbiology

...ant aspect of soil microbiology." says Dr. Yarwood. After participating in these activities, students assessment scores increased by 35%, and final exam results showed that a high percentage of students retained the major concepts demonstrated. ...

2 new therapies show promise for cancer patients

...nd disfigurement if left untreated. The trial results showed durable clinical benefit defined as tumor shrinkage visible on X-ray or other physical exam or improvement in symptoms without tumor growth was observed in eight out of the nine patients evaluated. The first patient treated in the trial h...

NHLBI issues first US von Willebrand Disease clinical practice guidelines

...eir first year of life. Since heavy menstrual bleeding is the most common symptom of VWD in women, the guidelines suggest that a full gynecological exam be performed before diagnosis of VWD is made. In addition, the guidelines address the challenges that pregnancy and childbirth present for women with ...

Simple screening questionnaire for kidney disease outperforms current clinical practice guidelines

...her, it doesn't mean you have CKD, but we strongly recommend further blood testing for creatinine (a marker for impaired kidney function) and/or urine exam by a physician. Similarly, having a low score does not guarantee you are free of this disease, but it means you are likely at low risk," says Dr. Bang...

Portable device quickly detects early Alzheimer's

... the Wallace H. Coulter Department of Biomedical Engineering at Georgia Tech and Emory University. It would be part of a regular preventative medicine exam much like a PSA test or EKG (electrocardiogram), serving as a cognitive impairment vital sign of sorts. The portable test runs patients through a b...

PET/CT imaging proves golden for detecting cancer in children

...rs. Doctors monitor the radiation dose given to children in imaging exams, generally using lower doses than that of adult patients, to get adequate exam results, said Wahl. Especially as a follow-up examination, PET/CT appears to be the best imaging modality currently, as it provides both PET and CT in...

Parasite infection may benefit MS patients

...trols with MS who were uninfected, and 12 healthy individuals. The two groups of MS patients had a similar disease course. Patients had a neurological exam every three months and a brain MRI every 6 months, while immunological evaluations were conducted during the last 12 to 18 months of the study. Patien...

Ultrasound upgrade produces images that work like 3-D movies

...n clinics could be upgraded with such new software, and stereoscopic goggles could be issued to them as well," Smith said. "Keepsake DVDs of the fetal exam could also be viewed at home in 3-D stereo." The goggles would soon become obsolete, he added. New monitors capable of fusing stereo 3-D images w...

High HPV concentrations combined with smoking significantly raise risks of cervical cancer

...g women with high viral loads who smoked," Gunnell said. Among their findings: Women who smoked and had a high HPV-16 load during their first exam had a 27-fold increased risk of later cancer than women who smoked but did not have an HPV infection. Women who were positive for HPV-16 (irresp...

Elasticity imaging identifies cancers and reduces breast biopsies

...ifference from a standard ultrasound.? Dr. Barr used a real-time, free-hand, elasticity imaging technique in correlation with a routine ultrasound exam to study 166 lesions identified and scheduled for biopsy in 99 patients. Lesions were measured for the largest length on both the standard ultrasound ...

Snakes' virtual glasses, leopard spots and all-optical transistors

...e SATs and GREs undergo rigorous evaluations, the Illinois study focused on tests designed by instructors with little or no formal training in writing exam questions. Nevertheless, the researchers conclude that multiple choice exams in the University's physics classes A) are just as reliable and valid as ...

One-third of adults with diabetes still don't know they have it

...ey (NHANES) conducted by the CDC's National Center for Health Statistics. Survey participants were interviewed in their homes and received a physical exam with a blood test, which included a glucose reading taken after an overnight fast. The NHANES is unique because it includes a blood test that detects...

Cells from amniotic fluid used to tissue-engineer a new trachea

...pregnant women elect to have amniotic fluid drawn to test for chromosome defects, the procedure known as amniocentesis. And when a prenatal ultrasound exam reveals fetal malformations, amniocentesis is usually recommended. Complications are rare. "In many cases, the amniotic fluid is collected anyway,"...