Tag: "later" at biology news

Student science contest participation influences study, career choices, alumni say

...about becoming an accountant. The Connaught, which later renamed the Aventis Biotech Challenge (ABC), generated a new interest in the applied sciences for Merson. "It was my first experience in applying science and that confirmed for me that I wanted to work in the life sciences." Merson'...

Study: Emission of smog ingredients from trees is increasing rapidly

...ampshire. The article is scheduled to be published later this fall in the journal Global Change Biology. The scientists conducted the study by analyzing data collected by the U.S. Forest Service, which measured and cataloged 2.7 million trees on 250,000 plots of land across the country. They calculated the...

16 APS exercise research highlights, from reduced flu mortality to proteomics & obesity

...e activity and oxygen diffusion. Christensen would later become famous for his work on the International Hi...Early developmental mechanisms may be preserved in later stages of muscle cell commitment and differentiation and are likely to be involved in maintaining mu...

Newly identified master gene key in baby's first breath

...vive, developed asthma-like symptoms and emphysema later in life. On the other hand, when Foxa2 was fully intact, the newborn mice survived normally. Foxa2 is different from other genes because it is a master gene: it controls how other genes work. For example, in the knockout mice, genes expressed i...

New sequence involved in DNA replication timing may aid in cancer detection

...e early in S phase, but they can be forced to fire later by flanking and internal DNA sequences. Now, Huberman and Chulee Yompakdee have discovered a stretch of DNA that verifies this hypothesis. To study DNA replication timing, Huberman and Yompakdee used fission yeast as a model organism because of its s...

Spun from bone

...cifically. The carboxyl terminus of the protein is later cleaved by an enzyme, disrupting the protein-HAP interaction and allowing the long, thin crystals to grow outward as well, in three dimensions. The protein is cleaved further still, Shaw said, and by the time the process is complete, enamel is 99.9 p...

Joslin Diabetes Center honors brothers living 70-plus years with type 1 diabetes

...r the discovery of insulin, and more than 70 years later neither has developed any serious complications. Both are to be commended for meticulously managing their blood glucose levels day in and day out for several decades. They serve as an inspiration for anyone living with type 1 diabetes." Robert Cl...

Scientists explore genome of methane-breathing microbe

...s for using methane. That finding, if confirmed by later experiments, may increase the bacterium's potential as a biotech workhorse. Methanotrophs play an important role in the global energy cycle because they consume methane, a gas that is produced mostly by chemical processes in landfills, in the guts of...

Students build submarine to track Octopuses

...s underwater, recording the octopus' movements for later retrieval. With that goal in mind, Vincent figures there's plenty of engineering work to keep senior design teams occupied for several years to come....

Tips from the Journals of the American Society for Microbiology

...ch suggests that the bacteria that cause infection later in life may be present at a very early age. "Although periodontal disease is rare in healthy children, it is important to investigate the presence of periodontal pathogens as the permanent teeth start to erupt," say the researc...

9/11 search-and-rescue dogs exhibit few effects from exposure to disaster sites

..."We can't say that these findings preclude illness later in life, but it is clear that we don't see any trends in the current physical or behavioral wellbeing of these dogs that would be cause for alarm." Initially, blood tests showed that the deployed dogs exhibited higher bilirubin concentration and al...

European common frog found to use novel mating strategy

...ercent if, as Vieites observed, one or more of the later frogs forced open the clutch and fertilized the in...n, males who fertilize a clutch in the normal way later join a gang to engage in clutch piracy. To determine the paternity of the fertilized eggs, which can...

There and back again

...ding the embryo into body patterning segments, and later giving rise to the vertebrae, ribs and the muscles of the trunk. The presomitic mesoderm, from which somites form, consists of a pair of strips made up of mesenchymal cells running down the embryo's back. After the boundaries of an individual somite ...

OutFoxed! New research may redefine late-stage cardiac development

...sion of the bilateral heart tubes was required for later stages of development including formation of all f... provide a better understanding of many aspects of later heart development including those that are directly linked to congenital heart disease" says Morrise...

New research suggests link between maternal diet and childhood leukemia risk

...ists believe that genetic changes linked to cancer later in life begin in the womb. "It goes back to the old saying to expectant mothers, 'You're eating for two,'" said co-author Patricia Buffler, U.C. Berkeley professor of epidemiology and head of the federally funded Northern California Childhood Leukemi...

A new protein is discovered to play a key role in cancer progression

...he Journal of the National Cancer Institute. In a later work published in Nature Cell Biology, they also demonstrated an unexpected role for PML in affecting the nucleolar network for tumor suppression and in regulating the function of a gene crucial to the suppression of the genesis of cancer. In thi...

Screen siblings, parents of infants with severe heart abnormalities

...eart valve infections and a narrowing of the valve later in life. Approximately 0.9 percent of...these individuals will develop symptomatic disease later in life, and could require catheter or surgical procedures on the heart," Towbin said. The infants...

Long-term effects of carbon monoxide poisoning are an autoimmune reaction

... U.S. annually. Brain damage occurs days to weeks later in half of the patients with a serious case of CO poisoning. The physiological causes of this delayed decline were not well understood until now. A team led by Stephen R. Thom, MD, PhD, Professor of Emergency Medicine and Chief of Hyperbaric Medicin...

The birth of a beak

...is known about how these shapes are created in the later stages of development. To shed some light on that question, Chuong and colleagues compared beak development in chickens and ducks: Duck beaks are long and wide, Chuong notes, while chicken beaks are small and have a conical shape. In their studies, t...

Entrepreneurs to be told how nature's secrets can improve business

...Biomimetics conference, which continues in Reading later in the week. "The conference is open to inventors, people running innovative new businesses, academics, consultants and managers from across the globe'', said Anja-Karina Pahl, one of the organisers. "We not only explore the link between nat...

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