Genome sequence of lancelet shows how genes quadrupled during vertebrate evolution
... sea squirt; and vertebrates like us. Cephalocordates and urochordates are invertebrates that have a flexible notochord rather than a bony spine protecting their ... genome, two lancelets differ at one of every 16 nucleic acids. "Marine invertebrates actually vary about 6 percent, which means that, on average, one of every ...The world's best brains descend on Canberra
... and regeneration. Thursday 5pm Professor Russell Foster, University of Oxford, will describe how linking visual light detection between humans and invertebrates (molluscs, crustaceans, insects) closes a long standing gulf in our understanding of evolution. Friday 11.30am ...Old gastrointestinal drug slows aging, McGill researchers say
... Strathcona Chair of Zoology and Robert Archibald & Catherine Louise Campbell Chair in Developmental Biology. "Because clock-1 affects longevity in invertebrates and mice, and because we're talking about three age-dependent neurodegenerative diseases, we hypothesize that clioquinol affects them by slowing down ...Hebrew University research on octopuses sheds light on memory
... University of Jerusalem. Why octopuses? Octopuses and other related creatures, known as cephalopods, are considered to be the most intelligent invertebrates because they have relatively large brains and they can be trained for various learning and memory tasks, says Dr. Hochner. Their behavior ...X-rays power discoveries at Chicago's Field Museum
... the artifact. Anthropology Collections Manager Chris Philip identified shells inside the stuffing of the mask. The clarity of the image allowed invertebrates Collections Manager Jochen Gerber to specify two complete shells as Mesodesma donacium, an edible marine clam inhabiting the waters off the west ...Small sea creatures may be the 'canaries in the coal mine' of climate change
... a major economic role in California fisheries, since the roe of the sea urchin is a valuable sushi called uni. Hofmann explained that as marine invertebrates deal with increasing acidity, the larvae have to re-tune their metabolism in order to still make a shell. But this is done at a cost. The ...Cockroaches are morons in the morning, geniuses in the evening
... and memory and learning in general. Much of the new information about the molecular basis of memory and learning has come from the study of other invertebrates (animals without backbones) such as the sea slug (Apylsia) and the fruit fly (Drosophila). Studies like this suggest that time of day can have a ...Corals added to IUCN Red List of Threatened Species for first time
... The GMSA is the first strategic global review of the conservation status of marine species, including every marine vertebrate species and selected invertebrates and plants. Funded predominantly by CI, the five-year GMSA initiative is engaging experts from around the world to compile and analyze all existing ...One Species' Genome Found Within Another
... code between species and then to the offspring of the new species is more common than previously thought. Wolbachia is found in the majority of invertebrates worldwide. The Rochester team studied the impact of Wolbachia genes in fruit flies by treating the flies with antibiotics so that they no longer ...Snakes, salamanders and other creatures thrive in areas with higher deer populations
... of several species of snakes, salamanders, and invertebrates studied, a greater diversity of animals were ... The researchers then counted the number of invertebrates and vertebrates under each board every three to ... by comparing the variety of insect groups and invertebrates found in each area. The results, Greenwald ...Red List overlooks island species
... to the Canary Islands (38 vertebrates, 510 plants, 2,960 arthropods or invertebrates and 196 molluscs) should be labelled as threatened, because only the ... Islands), are not covered by Red List criteria for threatened species. As invertebrates usually have a smaller distribution area than large vertebrates and birds ...Uncovering secrets of life in the ocean
... Larvae of marine invertebrates worms, sponges, jellyfish - have the simplest eyes that exist. They ... early landmark in the evolution of animal eyes. Many contemporary marine invertebrates still employ the strategy for phototaxis. ...UCSB researcher leads worldwide study on marine fossil diversity
... and lobsters, while also revealing that most of the early propagation of invertebrates took place before the Late Cretaceous period. In addition, the research contends that the increase of those invertebrates in the period since is relatively small when compared to the 100 million ...Rats on islands disrupt ecosystems from land to sea, researchers find
... birds--sea gulls and oystercatchers, in particular--are major predators of invertebrates in the intertidal zone. In their absence, the snails, limpets, and other ... increase in abundance, eat more algae, and clear more space for other invertebrates to settle and grow. The result is a shoreline practically stripped bare of ...Smithsonian scientists working to save microscopic threatened species
... habitat. In August, Zoo Reproductive Scientist Dr. Mary Hagedorn and invertebrates Keeper Mike Henley traveled to Puerto Rico with marine scientists involved ... healthy coral populations in the Caribbean. Meanwhile, at the Zoos invertebrates Exhibit, keeper Mike Henley has been coaxing the 12,000 coral larvae to ...Leicester research paves way for first use in Europe of an insect to fight invasive plant
... to focus their collecting efforts on the precise region of Japan where the European clone of Japanese Knotweed originated. "A number of Japanese invertebrates and micro organisms have been subjected to a rigorous testing regime. The aim of biological control is not to eradicate the target organism, but to ...NOAA report finds threats to California's Cordell Bank Marine Sanctuary
... in 1989, the sanctuary's productive waters are a destination feeding area for local and migratory marine life. Its unique rocky undersea thrives with invertebrates and fishes and is surrounded by the softer sediments of the continental shelf. ...Wildlife Conservation Society supports world's first study of egg-laying mammal
... legs with long claws. The snout of the echidna ends in a tiny mouth with no teeth. Long-beaked echidnas feed on insect larvae, worms, and other invertebrates (whereas short-beaked echidnas prefer ants and termites). Echidnas and platypuses are more reptile-like than other mammals, with features such as: a ...Agent in red wine found to keep hearts young
... the same time, it plugs into the biology of caloric restriction." Previous research has shown that resveratrol in high doses extends lifespan in invertebrates and prevents early mortality in mice given a high-fat diet. The new study, conducted by researchers from academia and industry, extends those ...RNA Interference and Gene Silencing: History and Overview
... NJ, Parrish S, Imani F, Fire A, and Morgan RA. (2001) Specific inhibition of gene expression by small double-stranded RNAs in invertebrates and vertebrate systems. Proc. Natl. Acad. Sci. USA 98 : 9746-9747. Holen T, Amarzguioui M, Wiiger M, Babaie E, and ...