Faces age due to fat loss, skin changes - not gravity
... "Plastic surgeons rejuvenate the aging face by pulling up and tightening the tissue, but treatment also requires a balance between tightening tissue and replacing loss facial fat with wrinkle fillers," said Dr. Lambros. "The key is knowing how much of each to do." ...Crucial evolutionary link points to origins of modern cells
...NA inside a nucleus. "By manipulating, shaping and pulling in a membrane, cells could create tiny compartments that perform many of the jobs they need," Rout adds. "Thus, the eukaryotic cell freed itself from relying on only a cell wall for many of its membrane-associated functions, and allowed the cell to d...'Blind' cells see the light; maybe someday humans will, too
...ometer wavelength), the tether kinks and shortens, pulling the plug and letting potassium out of the cell. Green light (500 nanometer wavelength), on the other hand, makes the chemical tether straight again, replugging the channel pore. They refer to the altered channel as a synthetic photoisomerizable azobe...DNA breaks and genomic instability: Broken ends stick together
...double-strand break is to help DNA ends resist the pulling forces of the mitotic spindle. This keeps the broken ends together as the DNA is repaired and leads to proper chromosome segregation in mitosis....Immune system contributes to evolution of a new fluorescent protein
...putting the gene in to find out its properties and pulling it out to make more changes. It's extremely tedious and time-consuming, and the size of the library of mutant genes is limited by the efficiency with which we can introduce at most one mutant copy of the gene per cell. If two different mutant genes e...Needling chromosomes yields insights into cell division
...icate technique and performed numerous experiments pulling the chromatids apart at different points along their length and at different times during cell division. The experiments revealed that the chromatids are attached to one another, but that they initially separate at their centers, zipping apart until ...Searle grant funds proteomics initiative
...of 'big science' moving into the realm of biology, pulling together resources from three universities." The Chicago Biomedical Consortium has established an unprecedented city-wide collaboration in the biomedical sciences. During two years of strategic planning under a grant from the Searle Funds at The Chic...NJIT expert recommends 16 easy, affordable ways to make homes safer for people with disabilities
...b enables someone to sit up in the tub rather than pulling herself up from tub floor. In a shower, these seats work well, so that no one has to stand and lose their balance. Hand held shower head: An individual can sit in the tub/shower and wash himself or the caregiver can wash him more easily. Raised toi...Biological clock may shut down long-term memory at night
...OUSTON, Feb. 18, 2005 If you crammed for tests by pulling 'all nighters' in school, ever wonder why your memory is now a bit foggy on what you learned? A University of Houston professor may have the answer with his research on the role of circadian rhythms in long-term learning and memory. Arnold Eskin, ...Octopuses occasionally stroll around on two arms, UC Berkeley biologists report
...t crawls over the bottom of the ocean, pushing and pulling with the suckers on its eight arms, or jets backwards through the water. All these movements are accomplished through muscles that squeeze and bend the fluid-filled arms and body. Full said he was "blown away" when Huffard showed him video of the oct...Human cells filmed instantly messaging for first time
...e expected to see a signal where the tweezers were pulling the beads, but we did not envision such a directional wave propagating away from the beads." Wang worked on this project under the joint advisorship of Shu Chien, a professor of bioengineering and medicine and director of the Whitaker Institute of Bi...Environmental technologies earn award for PNNL
...ry 500 to 1,000 times faster than other materials, pulling more than 99.9 percent of the mercury out of solution in the first five minutes. Preliminary lifetime estimates indicate that removing one kilogram of mercury using Thiol-SAMMS will cost 60 to 90 percent less than traditional methods. Thiol-SAMMS has...Research takes big picture of wheat streak mosaic
...is doesn't provide an accurately picture. He is pulling together a combination of satellite imagery, aerialphotographs and "ground truth" data (actual information in the field), tomore accurately estimate the extent of the disease. "It's important for farmers to understand how much production lossoccur...European funding for research on biomolecular nanomachines
...wer stroke", which enables the motor to generate a pulling force. Because of its small size, a single nanomac... responsible for the generation of the pushing and pulling forces. Second, to elucidate the cooperative behavior of filaments and motors in bundles, random mes...The making and breaking of microtubules
...e by curling up protofilaments at its plus end and pulling it apart. Freezing the frenzy: Although tubulin was known to polymerize in the presence of GTP and depolymerize in the presence of GDP, before Nogales and Wang it was impossible to visualize what was happening structurally during these rapid tran...UF researchers test drug that could cut orthodontic treatment time in half
...her soften gum tissue fibers, preventing them from pulling teeth back into their original position. The study will be the first of many to test the hormone as an orthodontic therapy, and it is hoped the drug could cut treatment time in half and eliminate the need for retainers after braces have been removed....Deep-sea jelly uses glowing red lures to catch fish
...sks. Some form swimming bells, which pulse slowly, pulling the colony through the water like a long, fluid freight train. Others specialize in feeding, and sport stinging tentacles. Almost all siphonophores are bioluminescent, but scientists know little about why and how they glow. Siphonophore colonies ar...Flies on speed offer insight into the roles of dopamine in sleep and arousal
...ce for long-distance truckers and college students pulling all-nighters, appears to do a similar trick for fruit flies, too. This finding is one of several in a new study that demonstrates a critical role for the neurotransmitter dopamine in the modulation of sleep, wake, and arousal states. The work is rep...The doctor is in: UH engineering students find medical mentors
...nces, life sciences and mathematics. Methodist is pulling it together in context and teaching them medical science." While research is the main focus of these internships, the students also improve their communication skills through developing presentations, abstracts and posters. Dr. Patricia Chvez-Barr......ed to gauze, it makes the material superabsorbent, pulling excess moisture away from the sore. And its microbicidal properties keep bacteria from growing in the wound and protect it from infections. Bacteria in a wound "is like jet fuel for these bugs," Schultz said. "Gauze is still the most commonly used dr...