Specimen in Biological News

Scientists announce top 10 new species, issue SOS

... or 56.7 centimeters) the very old (a fossilized specimen of the oldest known live-bearing vertebrate) and ... Island, Palau, and the other a fossilized specimen of the oldest known live-bearing vertebrate. ... Also on the top 10 list is a fossilized specimen Materpiscis attenboroughi the oldent known ...

Scientists announce top 10 new species; issue SOS

... or 56.7 centimeters) the very old (a fossilized specimen of the oldest known live-bearing vertebrate) and ... Island, Palau, and the other a fossilized specimen of the oldest known live-bearing vertebrate. ... Also on the top 10 list is a fossilized specimen Materpiscis attenboroughi the oldent known ...

Making a point: Picoscale stability in a room-temperature AFM

... to hold the probe in one place to observe the specimen under it over time (useful for studying the ... those used in bioscience laboratories where the specimen often must be immersed in a fluid. The JILA ... the three-dimensional motion of both the test specimen and the AFM probe. The beams are held stable ...

Fossil fragments reveal 500-million-year-old monster predator

... of the puzzle was found when the best-preserved specimen turned up in the old collections at the ... Museum of Natural History, Washington DC. This specimen was first classified as an arthropod in the 1970s and 80s, and then as an unusual specimen of the famous monster predator Anomalocaris . ...

DNA evidence is in, newly discovered species of fish dubbed H. psychedelica

... the vivid colors faded in a matter of days once a specimen was preserved in ethanol. The flesh of the preserved specimen looks white, but with a microscope one can still ... distinctive to H. psychedelica . He'd had two specimen of a new species of fish for 17 years, but didn't ...

Missouri Botanical Garden mounts milestone 6 millionth herbarium specimen

... in the western hemisphere. With the addition of a specimen of Anthurium centimillesimum, a gigantic new ... label contains information on where and when the specimen was gathered, by whom, and any features about the ... or recognize them as new to science. One specimen from each collection is mounted and added to the ...

Geisinger piloting innovative laboratory specimen processing instrument

... that improves the quality and efficiency of specimen planting and streaking and eases a growing demand ... test and customize Copan Diagnostics' Walk-Away specimen Processor (WASP), which hit the market earlier ... processed and can increase the accuracy of specimen processing. "This is a breakthrough in ...

Ancient reptile rises from Alberta oil sands

... recovered by Syncrude over the years and this specimen is a direct result of the connection she had with ... McMurray near the Athabasca River. Amazingly, the specimen was serendipitously exposed by one of Syncrudes ... of credit for recognizing the importance of this specimen and assisting in preserving it. They worked ...

International team announces discovery of massive Jurassic marine reptile

... research team to excavate a large pliosaur specimen in the remote Norwegian archipelago of Svalbard. ... After months of preparing and conserving the specimen at the Natural History Museum at the University ... team, including Druckenmiller, discovered the specimen in summer 2006. Judging from the fragments they ...

480-million-year-old fossil sheds light on 150-year-old paleontological mystery

... Haven, Conn. Discovery of an exceptional fossil specimen in southeastern Morocco that preserves evidence ... from 485 to 305 million years ago. The new specimen unequivocally identifies machaeridians as annelid ... Department of Geology & Geophysics at Yale. The specimen was found in an area that had earlier been ...

Researchers uncover world's oldest fossil impression of a flying insect

... full-body impression of a primitive flying insect, a 300 million-year-old specimen from the Carboniferous Period. It is a rare find in the specialized world ... the ecosystem of that period and what type of animals lived in it. The specimen may also advance understanding of insect flight and evolution from ...

Ancient mother spawns new insight on reptile reproduction

... scientists realized that the fossil turtle was pregnant. "The turtle specimen was partly broken when it was first discovered. It is this fortuitous ... during the time of the dinosaurs. Zelenitsky says the pregnant turtle specimen and the nest shed light on the evolution of reproductive traits of modern ...

Mellon grants benefit Academy specimen collection

... Andrew W. Mellon Foundation in connection with the museum's world-renowned specimen collection. A $99,000 grant will fund the digitization of about 9,000 ... specimens of plants, some dating to before 1850. Online availability of specimen data and images will help researchers who lack access to a large research ...

FISH-BOL: NOAA researchers help build a global reference library of DNA barcodes

... the painstaking work required to identify new species, or re-identify a specimen as new information is gained. After years looking into microscopes and ... soon may take only minutes and cost pennies. Barcode records of each specimen contain the DNA sequence, information about the voucher or referenced ...

Mystery behind the strongest creature in the world

... phenomenon leading to a black colouration. The researchers used dry specimen of the beetles shell to test in laboratory conditions. The beetle, ... Bolivia, and Brazil, is still rather mysterious though. As although dry specimen of the shell could be relied on to change when humid conditions were ...

A fossilized giant rhino bone questions the isolation of Anatolia, 25 million years ago

... 5 meters or more, and a body weight of 15 to 20 tons). As well as this specimen of Paraceratherium, known to have existed notably in Pakistan, China, ... and rodents were also found in the deposit. They enabled dating of the specimen to about 25 million years, and also exhibited close affinities with ...

New dinosaur from Mexico offers insights into ancient life on West America

... the name honors the state of Coahuila in north-central Mexico, where the specimen was found, said Gomez. Utah Museum of Natural History paleontologists ... the area and bring attention to the Museo del Desierto, where the original specimen will be permanently housed. ...

Oosight microscope enables embryonic stem cell breakthrough

... allows one to simultaneously measure the birefringence in every resolved specimen point across the entire viewing field of the microscope; traditional models could only measure a single point of the specimen at a time. The LC-PolScope continues to be refined and expanded for live ...

How global is the Global Biodiversity Information Facility?

... emphasis on the quality of location information stored with each specimen record, and the breadth of coverage for known species. In our research we ... or have too few good quality records to be useful. Also, many of the specimen records that are available online have issues that make the location ...

New light trap captures larval stage of new species; DNA barcode technology used

... examine pigmentation patterns that distinguish species. I came across one specimen of goby that wasnt quite right, said Jones. That individual differed ... genetically different from its closest know relatives by about 25%. The specimen in Joness trap turned out to be a Coryphopterus kuna, a new species of ...

First orchid fossil puts showy blooms at some 80 million years old

... large masses of compact pollen grains. The 15- to 20-million-year-old specimen of a worker bee carrying orchid pollinia, recovered by a private collector ... places it firmly within one of five extant subfamilies of orchids. The specimen is one of just a few fossils known to illustrate directly a ...

Rodent size linked to human population and climate change

... wondered whether these changes were occurring elsewhere, whether they were global in nature, and what some of the causes may be." Pergams examined specimen rodents from museums around the world, including the big collections held at Chicago's Field Museum and the Smithsonian in Washington. Altogether, he ...

'Normal' cells far from cancer give nanosignals of trouble

... assess who might be at risk for developing cancer. Like a pap smear of the cervix, a simple brushing of cells is all that is needed to get the specimen required for testing. Using PWS, the researchers made another important discovery: the abnormalities found in the nanoarchitecture of the colon ...

New biomarker method could increase the number of diagnostic tests for cancer

... within a cell. Most proteomic technologies have been based on mass spectrometry, a decades-old technology that determines which proteins are in a specimen based on the mass and electric charge of fragments of each protein. The current biomarker discovery process typically identifies hundreds of ...

Biologist discovers pink-winged moth in Chiracahua Mountains

... when bats hibernate, they will likely do well as the weather gets warmer. As to why L. leeae hasn't been found before, Walsh theorized that his specimen simply emerged late from hibernation when it was caught. Another theory is that it could be a stray from another mountain range in the region. He ...

Computer model predicts brain tumor growth and evolution

... a division of the National Cancer Institute that helps increase access to human cancer tissue for research. The samples, sliced and sealed in a specimen slide, were as large as a chick pea or as small as the head of a pin. The tumor specimens used in the studies had been removed for diagnosis or ...

American College of Medical Genetics affirms importance of newborn screening dried blood spots

... serious disease as a result of the expanded NBS. A critical aspect of newborn screening is the "dried blood spot, filter card" which provides the specimen on which the screening is done. The left-over sample is useful in follow-up testing and other uses aimed at ensuring high quality newborn screening ...

New Southern California beetle killing oaks

... Mexico frequently being brought into the area in the past 20 years and that could be how it was introduced, Seybold said. The first California specimen was collected in 2004 in Cuyamaca Rancho State Park in San Diego County. But, aerial surveys of dying trees in the area suggest it might have arrived ...

Fossil evidence of missing link in the origin of seals, sea lions, walruses found in Canadian Arctic

... have been lacking for so long," says Mary Dawson, curator emeritus of Carnegie Museum of Natural History. Portions of the Puijila darwini specimen were found in 2007 in deposits that accumulated in what was a crater lake in coastal Devon Island, Nunavut, Canada. A subsequent visit in 2008 ...

Field Museum paleontologist leads study on two new dinosaurs from China

... Late Cretaceous ornithomimosaur Gallimimus in size. Bone microstructure analysis on a cross section of one of the lower leg bones of the principal specimen by co-author Gregory Erickson of Florida State University reveals that the holotype individual was not yet fully grown when it died. According to Dr. ...

Using hair to manage HIV/AIDS and predict treatment success

... stored at room temperature in a plastic bag until it was analyzed. "This is a painless, bloodless, biohazard-free, method of collecting a stable specimen from HIV patients that may allow for the monitoring of levels of antiretroviral drugs absorbed over time and the prediction of treatment success," ...

'Fattysaurus' or 'thinnysaurus'? How dinosaurs measure up with laser imaging

... (19th February 2009), found that the smaller Museum of the Rockies T. rex could have weighed anywhere between 5.5 and 7 tonnes, while the larger specimen (Stan) might have weighed as much as 8 tonnes. Acrocanthosaurus atokensis was a large predatory dinosaur that looked like T. rex but with ...

Famous fossil Lucy scanned at the University of Texas at Austin

... examined before and after scanning to ensure that no damage occurred during the project. The successful completion of Lucy's scan means that the specimen is now safely archived in digital format, another of the reasons behind the scanning. "These scans will ensure that future generations are ...

Origin of claws seen in 390-million-year-old fossil

... as the ancient arthropods trilobites. "With a head like the giant Cambrian aquatic predator Anomalocaris and a body like a modern arthropod, the specimen is the only known example of this unusual creature," said Derek Briggs , director of Yale's Peabody Museum of Natural History and an author of the ...

Early whales gave birth on land

... bones found together. "When we first saw the small teeth, we thought we were dealing with a small adult whale, but then we continued to expose the specimen and found ribs that seemed too large to go with those teeth," Gingerich said. "By the end of the day, we realized we had found a female whale with a ...

Early whales gave birth on land, fossil find reveals

... together. "When I first saw the small teeth in the field, I thought we were dealing with a small adult whale, but then we continued to expose the specimen and found ribs that seemed too large to go with those teeth," he said. "By the end of the day, I realized we had found a female whale with a fetus." ...

Stroma genomic signature predicts resistance to anthracyclin-based chemotherapy in breast cancer

... of the tumour a protocol that clinicians call neo-adjuvant chemotherapy. After the surgical intervention, pathologists analysed the surgical specimen and determined if tumor cells were still present. This is a way to measure the efficacy of the chemotherapy. If no tumor cells were found, the ...

Early humans had 'jaws of steel'

... known as "Mrs. Ples." The skull, discovered in 1947, has struts on the side of the nose, but no teeth. "We meshed those data with another specimen with teeth to make the virtual model of the bone and tooth structure. "Then we looked at chimpanzees, who share common features with ...

Spookfish uses mirrors for eyes

... its reflective eyes until now because a live animal had never been caught. When Professor Hans-Joachim Wagner from Tuebingen University caught a live specimen off the Pacific island of Tonga, members of his research team used flash photography to confirm the fish's upward and downward gazes. Photographs ...

Discovering drugs, biofuels in tropical seas

... a marine microbiologist and executive director of the Ocean Genome Legacy Foundation, who has been studying shipworms for more than two decades. The specimen collection, cultivation of microorganisms isolated from wild mollusks, screening and assay development, and chemical identification of compounds are ...