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Genus in Biological News

Isopora or isn't it?

... identification had been so challenging -- the genus was not Acropora after all, but a Pacific acroporid genus named Isopora. Detailed in an upcoming issue ... ginsburgi and Isopora curacaoensis. The coral genus Isopora, a sister group of the modern dominant ...

New genus of self-destructive palm found in Madagascar

... to death and exists as part of an entirely unique genus has been discovered in Madagascar; its name will ... suggested it was a new, undescribed species and genus with an affinity to the palm tribe ... was not just a new species but an entirely new genus within this tribe. There are only three other ...

Scientists announce top 10 new species, issue SOS

... type specimens." From the plant kingdom is a gigantic new species and genus of palm Tahina spectablilis with fewer than 100 individuals found only ... of Kazunori Hatano, "for his contribution to the understanding of the genus Microbacterium ." Phobaeticus chani made the list as the world's ...

Scientists announce top 10 new species; issue SOS

... type specimens." From the plant kingdom is a gigantic new species and genus of palm Tahina spectablilis with fewer than 100 individuals found only ... of Kazunori Hatano, "for his contribution to the understanding of the genus Microbacterium ." Phobaeticus chani made the list as the world's ...

Analysis finds strong match between molecular, fossil data in evolutionary studies

... distinguish fossil lineages for 228 mammal and 197 mollusk lineages at the genus level (both wolves and dogs belong to the genus Canis , for example). No matter how they looked at it, the lineages ...

New deep-sea coral discovered on NOAA-supported mission

... entirely new genera, a remarkable feat given the broad classification a genus represents. A genus is a major category in the classification of organisms, ranking above a ...

Optimum running speed is stride toward understanding human body form

... of an ape, except they were walking on two legs," Steudel says. "With the genus Homo, you start getting taller individuals, larger individuals, and they ... or running was more important in the evolution of the body form of the genus Homo." ...

New deep-sea coral discovered on NOAA-supported mission

... entirely new genera, a remarkable feat given the broad classification a genus represents. A genus is a major category in the classification of organisms, ranking above a ...

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

... DNA work revealed that H. psychedelica joins two other species in the genus Histiophryne, though the other two are very drably colored in comparison. The genus is but one of about a dozen in the family Antennariidae, known as frogfish ...

A case of mistaken dino-identity

... it was a different dinosaur altogether a previously unrecognized genus and species he named Paluxysaurus jonesi , after W.W. Jones, the owner of ... in general," Pan said. "Peter Rose's research has found that it is a new genus and a new species. This dinosaur is unique to Texas, and it is the most ...

Ancient reptile rises from Alberta oil sands

... and the oldest yet discovered from the Cretaceous Period, represents a new genus of the prehistoric aquatic predator according to University of Calgary ... professor, said his family is touched by the decision to name the genus in Betsys memory. This is a great tribute because Betsy worked on many ...

Smell-wars between butterflies and ants

... known, but at least as spectacular, are the large blue butterflies of the genus Maculinea, whose larvae are adopted by ant colonies and deceive the ants ... their study, the CSE researchers show that the two red ant species of the genus Myrmica that are host for the Alcon blue in Denmark differ dramatically in ...

New animal and plant species found in Vietnam

... One is a skipper a butterfly with quick, darting flight habitsfrom the genus Zela and the other is a new genus in the subfamily of Satyrinae. According to WWF experts, all of these ...

How to share a bat

... study, titled Character displacement among bat-pollinated flowers of the genus Burmeistera: analysis of the mechanism, process and pattern, was published ... Andes. They found that co-occurring bat-pollinated species of the genus Burmeistera reduce competition by evolving differences in flower shape. ...

Understanding how weeds are resistant to herbicides

... type of information that will allow us to ask these sorts of questions." Waterhemp is a Midwestern problem, Tranel said, but it's a member of the genus Amaranthus which includes weeds that are a problem worldwide such as pigweeds. "Because they all belong to the same genus, their genomes are very ...

Discovery to aid in future treatments of third-world parasites

... Lake, NY - Schistosomiasis, one of the most important of the neglected tropical diseases, is caused by infection with parasitic helminths of the genus Schistosoma . These parasites are long lived (>10 years) and dwell within blood vessels, where they produce eggs that become the focus of intense, ...

Parasitic worms make sex worthwhile

... range, so the researchers assume that neither the worms nor the snails exchange genetic material between the lakes. The snail's parasite, a genus of trematode worms called Microphallus , can be found in both Alexandrina and Kaniere lakes, as well as a third lake, Poerua. The worms' eggs are ...

Early initiation of Arctic sea-ice formation

... at the time. Coincident with ice-rafted debris in the cores, the researchers found high abundances of delicately silicified diatoms belong to the genus Synedropsis . "We were astonished by this", said team member Richard Pearce of NOCS, who imaged the samples using a scanning electron microscope at ...

Scientists report first remote, underwater detection of harmful algae, toxins

... of the ESP's ability to detect HABs and their toxins, Doucette and his MBARI colleague, Chris Scholin, Ph.D., targeted certain members of the algal genus Pseudo-nitzschia and their neurotoxin, domoic acid in Monterey Bay, Calif. Pseudo-nitzschia and domoic acid have been a concern in the Monterey ...

Exploring standards to advance microbial genomics

... infeasible. To reduce the size of the datasets, he proposes a proxy approach in which one protein from each protein family or one species from each genus represents the group. Taking this one step farther, all the genes from all the sequenced strains in a species the pan-genome for that species would ...

The tiny difference in the genes of bacteria

... known as Cholera that produce a certain bacterial toxin which attacks the intestinal wall. A less known, though also dangerous member of the genus Vibrio, is Vibrio parahaemolyticus. It is a highly contagious pathogenic germ with only a dozen ingested bacteria causing severe diarrhoea. This ...

The tiny difference in the genes of bacteria

... known as Cholera that produce a certain bacterial toxin which attacks the intestinal wall. A less known, though also dangerous member of the genus Vibrio, is Vibrio parahaemolyticus. It is a highly contagious pathogenic germ with only a dozen ingested bacteria causing severe diarrhoea. This ...

Researchers describe 'implausible' chemistry that produces herbicidal compound

... gene inserted into their DNA. The resistance gene also comes from the bacteria that produce PT. It allows the bacteria (which belong to the genus Streptomyces) to emit the antibiotic to kill off their competitors without killing themselves. Similarly, corn and other crops that contain the ...

Work of Field Museum scientist addresses question of chance in evolution

... do snails, and crabs, and so on. But what if the broad evolutionary diversification of one of these groups were repeated by a few species in a single genus tens of millions of years after that initial diversification? What would that say about the roles of contingency, constraint, and adaptation? In ...

American Chemical Society's Weekly PressPac -- June 3, 2009

... captive frogs are planned, which might settle this point. The scientists analyzed alkaloids from the skin of 13 of the more than 25 species of the genus Ameerega of poison frogs. They identified the new toxins in the frogs as being of the N-methyldecahydroquinoline class, which were present among ...

Temporary infidelity may contribute to the stability of ancient relationships

... we found that there is a very short window of time--as the young queen establishes a new nest--when partner switching can occur." Ants in the genus Acromyrmex cultivate a single fungal species in their nests: Leucoagaricus gonglyophorus. Mature ant colonies contain one fungal clone--a single ...

DOE JGI releases expanded version of Phytozome.net

... an ancient core of genes common to all vascular plants. Phytozome also includes the completed sequences of rice, papaya, grape, Medicago (the genus which includes alfalfa as a member), Arabidopsis thaliana , as well as maize bacterial artificial chromosome (BAC) sequences from the Maize Genome ...

Diuscovery in amber reveals ancient biology of termites

... as outlining this age-old example of mutualism, the new study revealed 10 new fossil flagellate species of protozoa, a new species of termite, a new genus of fossil amoeba and 14 additional trophic and encysted protist stages. Poinar for many years has studied life forms and other material found ...

Live-in domestics: Mites as maids in tropical rainforest sweat bee nests

... on larger fish, but this is the first confirmation of a cleaning relationship between two different species on land. Tropical sweat bees in the genus Megalopta tunnel into rotten wood, excavating cells for their young that they feed with nectar and pollen. Researchers working at field sites ...

2009 ASPB Summer Undergraduate Research Fellowship award announcement

... Starr Matsushita, University of Puget Sound Mentor: Andreas Madlung A role for aneuploidy as a means for hybrid speciation in the genus Arabidopsis I am incredibly happy to receive such a prestigious fellowship for the summer of 2009. I extend a warm thanks to the ASPB SURF ...

Genes from tiny marine algae suggest unsuspected avenues for new research

... the world's oceans. Microbial oceanographer Alexandra Worden led a team of scientists that sequenced the genomes of two Prasinophytes in the genus Micromonas . Each Micromonas cell is only about one fiftieth the width of a human hair. However, they are widespread and may serve as important ...

Genes from tiny algae shed light on big role managing carbon in world's oceans

... to algae-derived biofuels being pursued by DOE scientists. The study sampled two geographically diverse isolates of the photosynthetic algal genus Micromonas one from the South Pacific, the other from the English Channel. The analysis identified approximately 10,000 genes in each, compressed ...

Cause of mussel poisoning identified

... Wegener Institute for Polar and Marine Research in the Helmholtz Association have isolated and described the hitherto unknown organism as a new genus and species of dinoflagellate. They successfully isolated the organism and multiplied it in pure laboratory cultures, subsequently identifying it as ...

Prairie dog research promotes caring, conservation

... if they decline, lots of other species are going to go, too." Although they only grow to about 15 inches high, prairie dogs are a keystone genus that 200 other plains species depend upon, including insects, hawks, burrowing owls and snakes. Slobodchikoff also argues that the prairie dog's ...

Genetic study finds treasure trove of new lizards

... PhD student Paul Oliver, from the University's School of Earth and Environmental Sciences, has done a detailed genetic study of the Australian gecko genus Diplodactylus and found more than twice the recognised number of gecko species, from 13 species to 29. This study was done in colloboration with ...

Holy guacamole: invasive beetle threatens Florida's avocados

... The worry, Koch says, is that as the beetle continues to spread down the coast, it will begin to affect avocado trees, which belong to the same genus as Redbay trees. "This beetle is moving very fast, and it may be in the avocado-growing region of Florida within a year or two," Koch says. "The ...

Genome sequence shows sorghum's immense potential

... into more improved commercial plants. The sequenced sorghum genome is also being used to improve biofuel crops like sugarcane and Miscanthus, a genus of 15 species of perennial grasses that is a leading biofuel crop in Europe. These plants have much larger and more complicated genomes than sorghum, ...

New infant formula safety advice could prevent infant suffering

... Microbiology , have shown that Cronobacter species do not grow in wheat-based infant formula stored at 4C. Cronobacter is a recently defined genus of bacteria and was previously known as Enterobacter sakazakii . Cronobacter species have been frequently isolated from the environment and various ...

'Hobbit' fossils represent a new species, concludes University of Minnesota anthropologist

... this month in the Journal of Human Evolution . The cranial structure of the fossilized skull, says the study, clearly places it in humanity's genus Homo, even though it would be smaller in both body and brain size than any other member. The results of the study suggest that the theorized "hobbit" ...

Dwarf crocodiles split into three species

... a completely new species from far West Africa; there may be even more species that we haven't sampled yet!" African dwarf crocodiles, genus Osteolaemus , live in the tropical forests of Central and West Africa. Adults typically grow to no more than 5 feet in length and are the smallest ...
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(Date:4/16/2014)... looks like one seamless surface; however, up close, that ... of cells in a variety of shapes and sizes. ... own unique forms, Caltech biologist Elliot Meyerowitz, postdoctoral scholar ... factors in pavement cells, which are puzzle-piece-shaped epithelial cells ... that these unusual shapes were the cell,s response to ...
(Date:4/16/2014)... densely packed array of finger-like projections called microvilli ... line our intestines., Vanderbilt University researchers have now ... which is critical for absorbing nutrients and defending ... the journal Cell , reveal a role ... increase our understanding of intestinal pathologies associated with ...
(Date:4/16/2014)... Geologic and soil processes are to blame for ... according to a study published recently in the ... 842 soil samples from all corners of Ohio showed ... screening level of concern recommended by the U.S. Environmental ... say the authors, who note that regulatory levels typically ...
Breaking Biology News(10 mins):For cells, internal stress leads to unique shapes 2Vanderbilt researchers discover how intestinal cells build nutrient-absorbing surface 2Vanderbilt researchers discover how intestinal cells build nutrient-absorbing surface 3Significant baseline levels of arsenic found in Ohio soils are due to natural processes 2Significant baseline levels of arsenic found in Ohio soils are due to natural processes 3Significant baseline levels of arsenic found in Ohio soils are due to natural processes 4
(Date:4/14/2014)... orphaned by HIV/AIDS in South Africa may provide insight ... behavior issues in other areas of the world, which ... that could lead to successful interventions. , A ... United Nations mentions that due to the HIV/AIDS pandemic, ... African, children are at an increased risk for mental ...
(Date:4/14/2014)... A new study shows that moderate to severe ... risk of stroke, cancer and death. , Results of ... to severe obstructive sleep apnea were four times more ... times more likely to have a stroke (HR = ... (HR = 3.4), and 2.5 times more likely to ...
(Date:4/14/2014)... Dallas study involving serious youth offenders, the answer to one ... seven years: "How long do you think you,ll live?", According ... offending over time., Author Dr. Alex Piquero said the study ... of them offend at very high rates and commit more ... much later in life offend much less., "In a lot ...
(Date:4/14/2014)... with symptoms increasing dramatically during some of the most important ... has found. , Depressive symptoms increased on average by 68 ... young men, who were around 25 years old when they ... their children. The results of the study were published April ... is the first to identify when young fathers are at ...
(Date:4/14/2014)... Lower weight babies and babies who aren,t breastfed ... risk of developing chronic inflammation and related health ... study. , "There were good reasons to hypothesize ... inflammation in adulthood," says Thomas McDade (Northwestern University), ... in the Child & Brain Development program. "It ...
Breaking Medicine News(10 mins):Health News:Researchers identify children with emotional behavior difficulties 2Health News:Researchers identify children with emotional behavior difficulties 3Health News:Study links severe sleep apnea to increased risk of stroke, cancer and death 2Health News:UT Dallas study: Youth who fail to envision future commit more crimes 2Health News:Young dads at high risk of depression, too 2Health News:Low birth weight, less breastfeeding create later health risks 2
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