Duke eye researchers describe cascade of events that may lead to retinal degeneration
...tter known as rods and cones, translate light that enters the eye into nerve impulses that travel to the brain for interpretation "The million dollar question in retinitis pigmentosa has always been, How does a mutation in a rod-specific gene lead to the death of genetically normal cone cells," Wong s...Purdue 'stealth compounds' attack cancer cells
...ged phosphate of the nucleotide. Once the compound enters a cell, enzymes break it apart, releasing the nucleotides into the cell. Because the enzymes needed to break the compound apart are found only in cancer cells, the new method may allow researchers to develop drug therapies with fewer side effects, ...Pharmaceuticals and personal care products
...l program.) How a compound in the environment enters a cell: Many natural and manmade compounds gain entrance to cells by altering the activity of proteins called p-glycoprotein transporters. No one knows whether this includes compounds in pharmaceuticals and personal care products, says researcher Da...'Smart scalpel' detects cancer cells in seconds
...otlight upon the cell. A vertical microlaser beam enters individual cells as they are pushed by a micropump through tiny channels cut into the glass surface of the device. Because cancerous cells contain more protein than normal cells, their additional density changes (by refraction) the speed of the laser...New quit strategy offers smokers more pleasure, less risk
...ducing exhaled carbon monoxide. Little of the drug enters the bloodstream, reducing exposure to internal organs and other body tissue. Sellers cautions, however, that methoxsalen has not been approved for use in smoking cessation. More safety testing is needed, but the concept is very promising. "In this ......earcher. This is beginning to change as whiplash enters a new phase of research and understanding, Dr. Croft and other whiplash researchers point out in the February JACA. "We have always known that chiropractors are effective with whiplash, but there were lots of theories as to why," explains Dr. Dan ...How long-term alcohol consumption can damage the immune system
... release of adrenocorticotropin (ACTH). ACTH then enters the body's circulation, travelling down to the adrenal glands (located at the top of the kidneys), causing them to produce corticosteroids. The corticosteroids then enter the blood circulation, where they 'guide' the body's redirection of nutrients ...The American Association of Pharmaceutical Scientists releases latest findings at Annual Meeting
... nasal spray form, which by-passes the stomach and enters the circulatory system as rapidly as an intravenous injection. Inhalable Insulin for Diabetes Sufferers --Freedom from painful self-injections may be close to reality for the 16 million Americans who suffer from Type I and Type II diabetes. Researc...HIV's deep pocket may reveal vulnerability
...ith viral replication, which occursafter the virus enters the host cell, the researchers are trying to ident...emical compounds that can stop the virus before it enters host cells. Thusfar, most antiviral drugs designed to thwart HIV attack viral enzymes andprevent the......ildew can be a problem. By understanding howwater enters and leaves carpet, the researchers may be able toh...the researchers areusing MRI to study how moisture enters fertilizer pellets, wheremoisture concentrates in fiber-reinforced composites, and evenhow chemicall...Symposium on treating drug addiction -- Tip sheet
...rain rapidly tend tobe addictive; the new compound enters the brain more slowly and is excreted at amuch slower rate. Animal data suggest the medication could be given twice aweek. (F. Ivy Carroll, Research Triangle Institute, Research Triangle Park, N.C. MEDI 158, 10:30 a.m.) Potential vaccine to fight...7,000 Pharmaceutical scientists to share latest drug developments and discoveries
... will outline her vision for the FDA as the agency enters the newmillennium. 61623: An open hearing, entitled "The Role of Pharmaceutical Science inProviding Guidance on the Quality of Dietary Supplements and Nutraceuticals,"will take place November 16, 1:30 p.m. - 4:00 p.m. In this session, key leadersin...Baby Talk: Parents Do Make A Difference, By Promoting Childhood Chatter, From Birth To Age 3
...aking up any words you present." And, when a child enters the 24-to-36-month stage, Golinkoff says, "Look out."As toddlers begin manipulating grammatical rules, they initiate conversations onthe telephone, in the kitchen, with parents, or with anyone else who willlisten. At this stage, children urgently nee..."Plugs" For Drugs Promise Mightier Medicines
... blocks the action of the drug. Once themedication enters the circulation, the "plug" is gradually disconnected. This,the scientists believe, releases relatively low but steady quantities of thedrug into the patient's blood over a long period of time. This approach may make it possible to administer a drug ...When It Comes To Heart Attacks, Size Apparently Does Matter
...scle cells. As more heart muscle dies, more CK-MB enters the bloodstream, making it a biochemical marker for the size of an MI. They found that patients who received the drug eptifibatide tended to havesmaller MIs, as measured by peak levels of CK-MB. More than 35 percent ofpatients who received eptifiba...UNC Researchers Testing First In New Class Of AIDS Drugs
... of a new class of drugs thatattacks HIV before it enters the cell and may prove effective for patients withdrug-resistant HIV. The fusion inhibitor, known as T-20, prevents HIV from fusing with thecell surface membrane. Thus, T-20 attacks HIV in an entirely different way thanthe most potent HIV ag...Visual Environment Can Affect Even Healthy Eyes --- Nature Works With Nuture For Good Vision
...n refers to the deflection of a ray of light as it enters the eye. As it goes in the light is bent or refracted. With normal vision, the image of a distant target comes into focus on the surface of the retina, located at the back of the eye. In a myopic (nearsighted) eye, the image comes into focus at a po...Ovarian Hormone Could Play Key Role In Easier, Safer Childbirth
... delivering relaxin by a means thatassures that it enters the bloodstream." Initial clinical trials being conducted by Connectics Corp. of Palo Alto,Calif., have indicated that genetically engineeredhuman relaxin softens affected skin in people suffering from scleroderma, adisease characterized by an increa...UCSF AIDS Expert Warns Against Early Treatment For HIV Infection
...infection, noting that "withindays after the virus enters the body, a major benefit to the newly infectedindividual can be provided by lowering the viral load dramatically and perhapseven arresting the establishment of HIV infection." His great concern, he notes, is administration of drugs to persons who h......in -- could help stifle a clot-formingprotein that enters the bloodstream after the heart is damaged. The release of clot-inducing proteins into the bloodstream continues monthsafter chest pain or mild heart attacks. Researchers say people affected couldone day fight back with a regular therapy of at-home ...