Tag: "other" at biology news

A gene's first 'kiss' sets off that affair known as puberty

...n its baseline of zero. In addition to Dr. Plant, other authors of the PNAS paper are Muhammad Shahab, Ph.D., formerly a fellow working with Dr. Plant and now with the department of biological sciences at Quaidi-i-Azam University in Islamabad, Pakistan; Claudio Mastronardi, Ph.D., and Sergio R. Ojeda, D.V...

Chemists create 'Superbowl' molecule; May lead to better health

...he molecule also shows promise for a wide range of other applications, including the removal of environment...O52. The tiny molecules can be modified to include other functional groups that give it additional properties, Sherburn says. For instance, one highly activ...

DNA Molecules Used To Assemble Nanoparticles

...le-stranded DNA molecules, which naturally bind to other DNA strands in a highly specific fashion. "With t...ional dendrimers, one designed for imaging and the other for targeting cancer cells. Each of the dendrimers also carried a single-stranded, non-coding DNA sy...

Viral DNA sequence a possible trigger for breast cancer

...quences have also been found in proteins from some other cancer-causing viruses such as Epstein Barr virus and Kaposi's sarcoma virus, but what role this sequence plays in cancer development has remained unexplored. Katz and colleagues now show that this sequence is contained in the Env protein of MMTV an...

Wisconsin scientists grow critical nerve cells

...ed labs worldwide to obtain the growth factors and other natural chemicals needed to guide cells from one s...f the newly generated neurons can communicate with other cells when transplanted into a living animal. The team will first test the neurons in chicken embryo...

Association of herpesvirus with lung disorder questioned

...virus, in the lungs of 22 patients with primary or other forms of pulmonary hypertension. These observation...mined samples of lung tissue from 12 patients with other forms of pulmonary hypertension. All 22 were Japanese. For a control group, the scientists studied K...

Adding Radiation Therapy To Chemotherapy Improves Survival In Patients With High-risk Breast Cancer

... groups of patients. "Our results, and those from other groups, confirm that in situations where residual disease remains, adjuvant chemotherapy alone in high-risk breast cancer patients is suboptimal and that the addition of locoregional radiation therapy is important to achieve the highest cure rate," t...

Novel Asthma Study Shows Multiple Genetic Input Required; Single-gene Solution Shot Down

... groups of patients. "Our results, and those from other groups, confirm that in situations where residual disease remains, adjuvant chemotherapy alone in high-risk breast cancer patients is suboptimal and that the addition of locoregional radiation therapy is important to achieve the highest cure rate," t...

Jump-starting T Cells In Skin Cancer

...fore vaccination. Vaccine-specific T cells, on the other hand, became detectable but did not expand to larg...al, suppressive environment of the tumor such that other T cells can snap out of their stupor and attack the tumor. ...

Molecular biology fills gaps in knowledge of bat evolution

...completeness of the bat fossil record with that of other mammals. ...

Scientists ID molecular 'switch' in liver that triggers harmful effects of saturated and trans fats

... goods, and the oils used to cook french fries and other fast food. Studies have shown that trans fats not ...mily of co-activators, proteins that interact with other proteins to turn genes on and off and adjust their activity, like a dimmer switch that varies the br...

A new mechanism of regulating RNA degradation

...eam discovered that Staufen1 doesn't interact with other components of the NMD complex ?and altering the amount of Staufen1 in the cell didn't change NMD function. Those observations, said Maquat, sent Kim on a hunt for what Staufen1 and Upf1 were doing. Looking at gene expression data available through t...

FDA Approves Human Hookworm Vaccine for Phase I Safety Trials

...eam discovered that Staufen1 doesn't interact with other components of the NMD complex ?and altering the amount of Staufen1 in the cell didn't change NMD function. Those observations, said Maquat, sent Kim on a hunt for what Staufen1 and Upf1 were doing. Looking at gene expression data available through t...

Deficient DNA Repair Capacity Associated With Increased Risk Of Breast Cancer

...ster had been diagnosed with breast cancer and the other had not. They found that DNA repair capacity was lower in breast cancer patients than in the control subjects. Deficient DNA repair capacity was associated with a twofold increase in the risk of breast cancer. In addition, when the data were stratif...

Spleen may be source of versatile stem cells

...esent inadults under normal circumstances. In some other animals, however, theprotein has an intriguing fun...lso produce bone cells -suggested by findings from other researchers - or potentially evencells of the nervous system, development of which depends on thecor...

Genes In The Interferon System Important In Systemic Lupus Erythematosus

... thyrosinkinaseenzyme," explains Lars Rönnblom.The other gene codes for a transcription factor, which also plays animportant role in regulating the interferon effect. Further functionalanalyses will be necessary to map the molecular mechanisms in detail.Besides the Rheumatology Clinic at Uppsala Akademiska...

UCSB scientists probe sea floor venting to gain understanding of early life on Earth

...t strategies of life on Earth, and perhaps also on other planetary bodies," said Rachel M. Haymon, UCSB pro...ica are reported by Haymon, lead author, and three other UCSB geologists in the February issue of the journal, Geology. The discovery of deep sea hot spring...

UAB scientists discover the origin of a mysterious physical force

...ectrostatically charged molecules, such as DNA and other biomolecules, when they are very close to each other in aqueous media. This force became know as hydration force. Jordi Faraudo, a researcher for the De...

Source of molecular triggers in cutaneous T cell lymphoma identified

...s potentially contributing to the investigation of other types of lymphomas," said Edelson. "It may now be possible to identify specific antigens and target the malignant cells with selective poisons delivered through the vehicle of LC." The study also showed that CTCL cells, after stimulation by LC, beco...

University of Manchester makes made-to-measure skin and bones a reality using inkjet printers

...hin layers of a material repeatedly on top of each other untilthe structure is built. Each layer is just 10 microns thick (1,000layers equals 1cm in thickness).This method allows larger tissues to be grown than previously possible.The reason for this is the way in which the cells are inserted into thestruc...

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