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Vertebrates in Medical News

Evolution and epilepsy

... conserved in the potassium and sodium channels of vertebrates over 350 million years of evolution, from fish to ... sea urchins and primitive organisms related to vertebrates called lancelets, sea squirts, and lampreys. The ... for about 400 million years in all types of vertebrates underlines its importance, as does the fact that ...

Genome sequence of lancelet shows how genes quadrupled during vertebrate evolution

... a lancelet provides the best evidence yet that vertebrates evolved over the past 550 million years through a ... functions was important in the formation of vertebrates as we know them." "The most exciting thing ... lancelet; urochordates like the sea squirt; and vertebrates like us. Cephalocordates and urochordates are ...

Ancient fossils shed light on anatomical changes accompanying evolution of first land vertebrates

... of these extinct creatures for more than two decades, the earliest land vertebrates also known as tetrapods were more diverse than we could possibly ... inhabited a wide range of terrestrial environments. These early land vertebrates varied considerably in size and shape, said Clack. To understand the ...

Violent sex acts boost insect's immunity system

... The long-held idea that only vertebrates have sophisticated adaptive immune systems that can protect them for life ... subject of how and when adaptive immunity evolved from innate immunity in vertebrates (and possibly, as is now starting to be believed, analogues in insects as ...

New book summarizes current knowledge on the biology of the vertebrate skeleton

... HARBOR, N.Y. (May 5, 2009) The cells, tissues, and organs that compose the skeletal system provide a supportive yet flexible framework that allows vertebrates to withstand earth's gravity yet remain mobile. Current knowledge about the vertebrate skeleton, especially recent research on skeletal development ...

Big-hearted fish reveals genetics of cardiovascular condition

... Heart-of-glass (HEG)-CCM pathway. The HEG-CCM pathway "is essential to regulate endothelial cell-cell interaction, both during the time that vertebrates make the cardiovascular system and later in life," says Kahn. "Its loss later in life confers this previously unexplained disease, cerebral cavernous ...

Signaling between protein, growth factor is critical for coordinated cell migration

... from the zebrafish head to the tail tip, periodically depositing sensory organs. The lateral line sensory system helps zebrafish and other aquatic vertebrates sense water movement. Aman and Piotrowski discovered that both Wnt and Fgf pathway genes are activated. But for proper migration, a cellular ...

Dr. Mei receives 2008 Mathilde Solowey Lecture Award in Neurosciences

... where signals are passed from one to the other. His study published this month in Nature Neuroscience provides some of the first proof that in vertebrates such as man, retrograde communication from a target cell such as a muscle cell back to the neuron is critical to neuron health and development. His ...

Short RNA strand helps exposed skin cells protect body from bacteria, dehydration and even cancer

... type's outer layers. What's more, this expression pattern is identical to that found in humans, zebrafish, chickens and the like -- in other words, vertebrates that evolved more than 400 million years apart. "If it has been expressed in this very specific tissue for a long time and across several ...

2-way cell talk provides clues about neuromuscular disease

... fails to produce the protein beta-catenin, its neuron doesnt develop or function properly. Their finding provides some of the first proof that in vertebrates such as man, this retrograde communication from the target cell back to the neuron is essential, says Dr. Lin Mei, corresponding author on research ...

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Vertebrates in Medical Technology

West Nile Virus Screening and Diagnostics Technology Emerges In Step with North American Outbreak

... US. WNVis a positive single-stranded RNA flavivirus of about 11 kb. It primarily infects birds and mosquitoes, with humans, horses, and other vertebrates serving as incidental hosts. The virus was first isolated from a febrile patient in the West Nile region of Uganda in 1937. It remained a ...
Vertebrates in Medical Definition

Ramón Carrillo

... the microscope , as well as on their evolutionary origin ( phylogeny ), and the comparative anatomy of the brain across the several classes of vertebrates . In the same period Ramón Carrillo contributed novel techniques for neurological diagnosis: he refined iodine-contrasted ventriculography, called ...
Vertebrates in Medical Dictionary

Hydatid

... worms forming the class Cestoda. All tapeworm s spend the adult phase of their lives as parasites in the gut of a vertebrate animal which may be vertebrates or arthropods. ... Hydatid iform mole Dr Rob Hicks An in-depth look at a condition that affects as many as one in 1,000 pregnancies in the UK. ...

Hydatid disease

... worms forming the class Cestoda. All tapeworm s spend the adult phase of their lives as parasites in the gut of a vertebrate animal which may be vertebrates or arthropods. ... Alternate Names : Hydatid Disease , Hydatid Cyst Disease , Hydatid osis Definition Echinoccocus is a tissue infection ...

Q fever

... More on Q Fever Rickettsia - any of a group of very small microorganism s, many disease -causing, that live in vertebrates and are transmitted by blood sucking parasitic arthropods such as fleas , lice and ticks . Rickettsia s are ... Q fever is caused by ...

Rickettsialpox

... More on Rickettsialpox Rickettsia - any of a group of very small microorganism s, many disease -causing, that live in vertebrates and are transmitted by blood sucking parasitic arthropods such as fleas , lice and ticks . Rickettsia s are ... Rickettsialpox is caused ...

Skeleton

... skeleton The framework that supports the soft tissue s of vertebrate animals and protects many of their internal organ s. The skeleton s of vertebrates are made of bone and/or cartilage . skin graft ... The skeleton provides support and structure to the body. Joints are the areas where ...

Trench Fever

... More on Trench Fever Rickettsia - any of a group of very small microorganism s, many disease -causing, that live in vertebrates and are transmitted by blood sucking parasitic arthropods such as fleas , lice and ticks . Rickettsia s are ... Trench fever Dr Rob ...

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Vertebrates in Biological News

Snails and humans use same genes to tell right from left

... critical for setting up left-right asymmetry in vertebrates was only present in vertebrates and related groups and not in any other animals," ... organs wouldn't fit together properly. Other vertebrates are the same. In fact, scientists have identified ...

From humming fish to Puccini: Vocal communication evolved with ancient species

... frog thrums and mating calls of all manner of vertebrates was likely laid down hundreds of millions of ... the neural network behind sound production in vertebrates can be traced back through evolutionary time to ... human speech and social communications of all vertebrates in evolutionary context, Bass said. The ...

Worm-like marine animal providing

... of vertebrates. Although amphioxus split from vertebrates more than 520 million years ago, its genome holds ... as an intriguing comparison point for tracing how vertebrates have evolved and adapted. This includes new information about how vertebrates have employed old genes for new functions. "We ...

Origins of the brain

... proteins with the evolution of invertebrates and vertebrates and this has contributed to the more complex ... found the expansion in proteins that occurred in vertebrates provided a pool of proteins that were used for ... that the synapse proteins that evolved in vertebrates give rise to a wider range of behaviours ...

Evolving complexity out of 'junk DNA'

... spineless relatives, such as the sea squirts. vertebrates - animals such as humans that possess a backbone ... number of new microRNAs added to the genome of vertebrates and this is unparalleled in evolutionary history. ... pancreas and brain. Therefore, the origin of vertebrates and the origin of these genes is no coincidence. ...

Dartmouth researchers find the root of the evolutionary emergence of vertebrates

... number of new microRNAs added to the genome of vertebrates and this is unparalleled in evolutionary history, ... like the shark, but after the divergence of vertebrates from their invertebrate chordate relatives, such ... pancreas and brain. Therefore, the origin of vertebrates and the origin of these genes is no coincidence. ...

Red List overlooks island species

... Red List criteria, Martn Esquivel discovered that "almost all relate to vertebrates (above all birds) and plants, and they are all based on continental ... As invertebrates usually have a smaller distribution area than large vertebrates and birds "the same baseline criteria cannot be used for birds and snails, ...

The evolutionary foundation of genomic imprinting in lower vertebrates

... that the evolutionary foundation of genomic imprinting exists in lower vertebrates and genomic imprinting should not be considered as a unique evolutionary ... plants, but no endogenous imprinted gene has been reported in other vertebrates and invertebrates. Therefore, genomic imprinting is thought a unique ...

Crabs' memory of pain confirmed by Queen's academic

... the need to avoid the harmful stimulus. "Such trade-offs are seen in vertebrates in which the response to pain is controlled with respect to other ... as the presumption is that they cannot experience pain. "With vertebrates we are asked to err on the side of caution and I believe this is the ...

Elephant shark genome sequence leads to discovery of color perception in deep-sea fish

... may enhance scientists' understanding of how color vision evolved in early vertebrates over the last 450 million years of evolution. "It was unexpected that ... shark had retained more features of the ancestral genome than other vertebrates belonging to the same evolutionary tree and hence was a useful model for ...

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Vertebrates in Biological Technology

DNA duplication: A mechanism for 'survival of the fittest'

... old genome duplications in early ancestors of vertebrates and fish. At that time, he showed that these ... were probably crucial for the development of vertebrates and thus of human beings as well. So, genome ... that has ensured that the role of our planet's vertebrates and flowering plants has become much greater over ...

Microsurgery on the brain of the fruit fly leads to new insights into irreparable nerve injuries

... study of certain neurodegenerative diseases (such as Alzheimer's disease). Until recently, scientists could only use model organisms belonging to the vertebrates (e.g., the mouse) to study injuries to the nervous system and the possibility of regenerating damaged axons. However, the fruit fly model is more ...

Glowing zebrafish help researchers track role of sugars in the cell

... tissues the sugar showed up. "We're hoping to extend the technique to other sugars, too," Baskin said, noting that of the nine sugars used by vertebrates to build carbohydrates, Bertozzi's lab has found artificial surrogates for four of them. "We also want to try getting (artificial sugar) to work in ...

Your Data: Use of pSilencer 1.0-U6 siRNA Expression Vector in the Analysis of Synaptotagmin Location and Function

... are a family of proteins involved in Ca 2+ -triggered exocytosis (Chapman, 2002; Sdhof, 2002) of which vertebrates express at least 15 isoforms (Sdhof & Rizo, 1996; Rickman et al., 2004). Insulin exocytosis from pancreatic ...
Vertebrates in Biological Products

Corticosterone EIA Kit from IDS Ltd

Description:... corticosterone in mouse or rat serum or plasma. Corticosterone is the major, if not sole, corticosteroid in rats and mice, and in most non-mammalian vertebrates such as amphibia, birds and reptiles. Most mammals produce both corticosterone and cortisol, in varying proportions. It is therefore critical to look ...
Company:IDS Ltd

Pro-OpioMelanoCortin (POMC) ELISA Kit from IDS Ltd

Description:... (-LPH), -endorphin, Alpha-Melanocyte Stimulating Hormone (a-MSH) and more. It is also a very well-conserved molecule, being found in most vertebrates studied, including those "living fossils", the lungfish. The IDS POMC ELISA measures "ACTH precursors" (i.e. measures both POMC and pro-ACTH equally) ...
Company:IDS Ltd

miRCURY LNA Northern Blotting Detection probes from Exiqon

Description:... the exposure time is reduced to just a few hours. Pre-designed miRCURY LNA Detection probes are available for all known miRNAs in invertebrates, vertebrates and plants, as annotated in the miRNA Registry at The Wellcome Trust Sanger Institute. Custom miRCURY detection probes are available for your own ...
Company:Exiqon

miRCURY LNA in situ Detection probes from Exiqon

Description:... paraffin-embedded tissue sections. Pre-designed miRCURY LNA in situ detection probes are available for all known miRNAs in invertebrates, vertebrates and plants, as registered and annotated in the miRNA Registry at The Wellcome Trust Sanger Institute. Custom miRCURY detection probes are available ...
Company:Exiqon
Vertebrates in Biological Definition

Brain

... , and similar mollusks ), and craniates ( vertebrates and their cousins). The brains of arthropods ... brain is protected by the bones of the skull . vertebrates are characterized by increasing complexity in ... as allocortex (Martin, 1996). More complex vertebrates like mammals have developed six-layered ...

Osmoregulation

... 5.2 How osmoregulation is achieved in vertebrates 6 References Examples of ... cloacas. How osmoregulation is achieved in vertebrates Four processes occur: filtration - fluid ... bladder and exits via the urethra; in other vertebrates the urine mixes with other wastes in the cloaca ...

Cladistics

... Similarly, the traditional Invertebrates are paraphyletic because vertebrates are excluded, although the latter evolved from an Invertebrate. A group ... for classifying earlier sections of the tree - for instance, the early vertebrates that would someday evolve into the family Hominidae can not be placed in ...

Eye

... that gave a good field of view despite the rigid lens . In most vertebrates and some mollusks (such as octopuses ) the eye works by projecting ... acuity than humans), and the different forms of eye in, for example, vertebrates and mollusks are often cited as examples of parallel evolution . ...

Immune system

... It may be broken down into the adaptive immune system (only found in vertebrates [1] ), composed of four lymphoid organs ( thymus , lymph nodes , spleen ... involved in each, despite the clear difference in operation. Higher vertebrates and all mammals have both an innate and an adaptive immune system. ...

Lung

... system and interfacing to the circulatory system of air-breathing vertebrates . Its function is to exchange oxygen from air with carbon dioxide from ... outer skin of their bodies. Evolutionary origins The lungs of vertebrates are closely related (i.e. homologous ) to the gas bladders of fish ...

Major histocompatibility complex

... ( MHC ) is a large genomic region or gene family found in most vertebrates containing many genes with important immune system roles. In humans ... and allelic diversity MHC gene families are found in essentially all vertebrates , though the gene composition and genomic arrangement varies widely. ...

Olfaction

... dissolved in air (or, by animals that breathe water, in water). In vertebrates smells are sensed by the olfactory epithelium located in the nose and ... in emotion and place memory, respectively. To detect pheromones many vertebrates have an auxiliary olfactory sense organ called vomeronasal organ , ...

Parthenogenesis

... agamospermy ), invertebrates (e.g. water fleas , aphids ) and some vertebrates (e.g. lizards , salamanders , some fish , and even turkeys ). ... M. & Bogart, James P. (1989). Evolution and Ecology of Unisexual vertebrates . Albany, New York: New York State Museum. ISBN 1555571794 . ...

Thermoregulation

... 2 Types of thermoregulation 3 Physiological temperature regulation in vertebrates 3.1 Ectotherms 3.2 Endotherms 3.2.1 Heat production in ... to cool yourself down. Physiological temperature regulation in vertebrates By numerous observations upon men and animals, John Hunter showed that ...

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Vertebrates in Biological Dictionary

Vertebrates

... vertebrates are members of the subphylum Vertebrata, ...ampreys,... ... article is about four-limbed vertebrates . For the structure, see Tetrapod ... Scientists find 245 million-year-old burrows of land vertebrates in Antarctica ... Animated Science, Health, ...

FISH

... fishes . Any of numerous cold-blooded aquatic vertebrates of the superclass Pisces, characteristically ... that live and breathe in water. All fishes are vertebrates animals with backbones with gills for ... news from National Geographic. ... Fish are vertebrates and breathe using ... Offers freshwater and ...

Poikilothermic

... Encyclopedia, computing dictionary. ectotherms, animals — the other vertebrates and the invertebrates — that secure ... Ectotherms are "cold-blooded" ... animals do not use their metabolisms to heat or ... poikilothermic vertebrates and invertebrates ... aquatic animals are poikilothermic ...

Lymphatic system

... The lymphatic system in vertebrates is a network of conduits that carry a clear fluid called lymph. It also ... vessels or ducts in which the fluid bathing the tissue cells of vertebrates is collected and carried ... OF THE LYMPHATIC SYSTEM "The biology ...

Liver

... The liver is a vital organ present in vertebrates and some other animals; it has a wide range of functions, a few of which ... Clearinghouse. The liver is an organ in some animals, including vertebrates (and therefore humans) ... This divides the liver into a left ...

Invertebrates

... the basics of biology and life science to everyone! ... They are vertebrates and invertebrates . ... Animal Printouts: Invertebrates ... Some ... are small and ... Types of reptiles, fish, amphibians, and more vertebrates and invertebrates animal groups. ... second-largest group of ...

Hindbrain

... is the part of the brain that controls those functions you ... In all vertebrates the hindbrain is transiently segmented into seven segments ... All vertebrates have a brain with three main parts: the hindbrain , midbrain, and ...

Femur

... In vertebrates with four legs, the femur is found only in the rear legs. ... of whales[2], snakes, and other non-walking vertebrates have vestigial femurs . ... The arthropod leg is a form of jointed ...

Virology

... and Advances in Vaccines ... This journal publishes the results of basic research in all branches of virology , including the viruses of vertebrates and invertebrates, plants, bacteria, and ... virology n. The study of viruses and viral diseases. ... A Short Course on Virology / ...

Tongue

... much of the upper surface of the tongue is covered in papillae and ... tongue n. The fleshy, movable, muscular organ, attached in most vertebrates to the floor of the mouth, that is the principal organ of taste, an aid Tongue piercing Tongue piercing Location Tongue Jewelry Straight ...

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Other Contents
(Date:8/22/2014)... patients who need surgery for facial pain caused by ... often used, reports a study in the September issue ... the Congress of Neurological Surgeons . The journal ... a part of Wolters Kluwer Health . , ... much lower cost than other types of surgical treatments ...
(Date:8/22/2014)... August 22, 2014 “Dr. Luciana Show – ... , aka Dr. Luciana, is finding it challenging to stay ... while taking care of hundreds of students, so the editing ... the show is completed, and she recently entered it into ... including those of her husband, actor/screenwriter Gregory Graham , ...
(Date:8/22/2014)... 22, 2014 The report "Higher ... Security & Compliance, Campus Technology, Student & Curriculum, ... (2014-2019)", defines and segments the global Higher Ed ... and forecasting of market sizes. The report also ... and opportunities impacting it along with the adoption ...
(Date:8/22/2014)... However, these are two entirely different mechanisms that occur ... digest lactose properly because they lack an enzyme known ... more dangerous cow milk allergy, however, the body,s immune ... , According to statistics, about two to three percent ... allergy. Less adults are diagnosed with the disease. The ...
(Date:8/22/2014)... August 22, 2014 This funding was ... research affiliate, Saneron CCEL Therapeutics, Inc. in the form ... is extremely pleased to collaborate with Saneron on several ... we hope will lead to regenerative therapies using ... as ALS,” David Portnoy, Chairman and Co-CEO of Cryo-Cell, ...
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(Date:8/21/2014)... easy to ignore, but they are the ultimate source ... Humans are increasingly dependent on algae, too, to suck ... it to the bottom of the ocean. Now, by ... researchers have evidence showing that viruses infecting those algae ... even when all else stays essentially the same, and ...
(Date:8/21/2014)... Nine researchers from Beth Israel Deaconess Medical ... "The World,s Most Influential Scientific Minds 2014," ... Reuters ScienceWatch, a web resource for science metrics and ... as among the most influential "are performing and publishing ... advancement of their science," according to a Thomson Reuters ...
(Date:8/21/2014)... WHEN: , Saturday to Wednesday, Oct. 18-22, 2014 ... 111 W. Harbor Drive, San Diego, CA 92101 ... sessions and other presentations of the latest research ... Opening plenary session featuring high-scoring abstracts on rare ... of various cancers, and treatment for sun sensitivity ...
Breaking Biology News(10 mins):Viruses take down massive algal blooms, with big implications for climate 2BIDMC researchers named among 'the most influential scientific minds' 2BIDMC researchers named among 'the most influential scientific minds' 3American Society of Human Genetics 2014 Annual Meeting 2
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