Researchers aim to control treatment-resistant head lice
...rol process out there. That means they're becoming harder to control and the chances of increased infestation are certainly higher," Clark said. "The longevity of effective control provided by permethrin is in serious jeopardy unless effective monitoring of this resistance is begun and coupled with the use ...Songbird population declines linked to acid rain
... finding less good-quality food and having to work harder to find it," Hames says. "This could potentially lead individual thrushes to attempt breeding elsewhere." He speculates that birds might assess the available food supplies each spring before deciding where -- and whether -- to nest and reproduce. Th...Evolution of language: FOXP2 and human uniqueness in religious perspective
...uch language-relevant genes as FOXP2. What may be harder to digest is that such a momentous outcome as language and culture seems to be so exquisitely dependent on a physically infinitesimal genetic difference that allowed for a certain kind of facial movement in our ancestors." Q: Is there still room for...US Women scientists from Latin America to encourage colleagues from south
...hese young ladies overcome the obstacles and fight harder for what they would like to study. Nora Sabelli , 65 and a native of Buenos Aires, was named after a character in Ibsens A Dolls House, and has often thought about how fortunate she was to escape the expectations that might have prevented her becomi...Heart-felt stress can be more dangerous to immune system
...e a physical reaction in two ways: The heart pumps harder and the blood vessels stiffen, leading to a rise in blood pressure. In some people the rise is mainly due to the increase in heart output, while in others it's due to the increased resistance to blood flow in the vessels. Previous studies have shown ...Making the most of lymphopenia
...ls when it's down and it will bounce back swinging harder than ever against those cancer cells. The technique involves administering an injection of fresh immune cells to replace the ones that die immediately after chemotherapy or irradiation. An injection of cancer cells at the same time serves as a form o...Fluid forces within the body help invasive bacteria
... that some bacteria work like a "finger trap." The harder you pull, the harder your fingers stick in the trap. The more you move your fingers together without force, the looser th...Loss of lean body mass in HIV-infected men linked to immunological processes
...e. This condition, called cachexia, is slower and harder to detect than wasting, but can eventually take a toll on the person's ability to function and to deal with the stresses of infections or injuries. No easy resolution to cachexia has been available because physicians have not understood the mechanis...Stanford researcher advocates aggressive, preventive anal cancer treatment
...n others, and immune-suppressed individuals have a harder time eliminating HPV from their systems. In these people, the virus can cause dysplasia (or abnormal development), which, if not treated, may go on to become cancerous. If cervical dysplasia is found after a pap smear, the doctor burns the aff...Brain signal boosts as monkey nears reward
...e brain signal boost occurred as the monkey worked harder and more accurately as the reward neared. Emanating from a reward-anticipating circuit in the front top center of the brain, the signal is thought to sustain the goal-driven behavior and then shuts off when the reward is assured. Signal alterations...University of Southern Mississippi's 'safari' targets baby bluefin tuna
... that spend their whole life cycle offshore, it is harder to find answers: how do their larvae grow up, where do their juveniles hide? We want to know exactly where and why."...Study shows digestive, liver woes cost nation $85.5 billion annually
...illnesses, which are straight forward. It is a lot harder to add up indirect costs for such things as such as missed work, time people cant spend doing their other daily activities, pain and suffering and premature death. For that reason, our estimates of the indirect costs are even more conservative than t...Walking aids older women's arterial elasticity, helping heart
...aorta and carotid lose their elasticity, making it harder for them to expand and relax with each heart beat. Increase in the stiffness of these arteries can contribute to high blood pressure and enlarging of the heart, both risk factors for heart disease. Impaired elasticity in the carotid artery also can...Ten new candidate genes associated with salt sensitivity and hypertension are identified in rats
...here is excess fluid in the blood, the heart works harder and blood pressure increases because there is more pressure on the walls of the blood vessels. This extra work weakens and wears out the heart. Studies over the years have shown that people have adapted and can remain healthy on sodium intakes of 200...Angry young men prone to premature heart disease
...icting blood vessels and forcing the heart to work harder to supply the body with fresh blood....Memory loss after brain injury worse when E4 form of Alzheimer's gene present
...) A gene implicated in Alzheimers disease makes it harder for the brain to recover memory functions after br... show that recovering memory after brain injury is harder for people who have the E4 type of the apolipoprotein E (APOE) gene which is already known to influ...Predictive testing for hereditary breast and ovarian cancer: its effect on women
...ositive test result because ovarian cancer is much harder to detect when in its early stages and much harder to treat successfully once it is more advanced; so the women opted for safety by having their ovarie...Failure of critical protein connection at heart of cardiomyopathy
...isconnected. One is mechanical. As the heart pumps harder and harder over a number of years, it weakens the connection to the cell membrane. You literally beat your hear...Hopkins researchers find eye drops preferable to eye patch in treating children's amblyopia
...oth treatments challenge the amblyopic eye to work harder at focusing properly by covering or blurring vision in the normal eye. "Amblyopia is the most common cause of visual loss in children and young adults," says Johns Hopkins Children's Center and Wilmer Eye Institute ophthalmologist Michael X. Repka, M...Could the FBI be doing more in the hunt for the anthrax attacker?
...nthrax, so spotting differences within a strain is harder still. Paul Keim of Northern Arizona University at Flagstaff, who has been leading the genetic analysis of the anthrax since the first victim was diagnosed, has been focusing on regions in the bacterial genome where there are varying numbers of rep...