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Invertebrate in Medical News

Popular Jellyfish Sting Treatment Also Proven Effective on Stings From Portuguese Man-of-War

...TM)'s active ingredient lidocaine, would also relieve the sting of Portuguese man-of-war. Often mistaken for jellyfish, a Portuguese man-of-war is an invertebrate whose tentacles can reach up to 30 feet in length. It lives around the surface of warm ocean waters throughout the world, and can cause painful stin...

Hebrew University research on octopuses sheds light on memory

... their complexity to those of advanced vertebrates. However, they are still invertebrate mollusks with brains that contain a much fewer number of nerve cells and mu...ed important for creating memories. The fact that this was revealed in an invertebrate suggests that this process (LTP) is an efficient mechanism for mediation of...

TyraTech Adds New Sr. Director Business Development

...phen Briggs, Vice President Global Markets. "TyraTech's growing line of active ingredient components for extremely effective products for the entire invertebrate pest control spectrum has positioned our company for numerous commercial opportunities. In order to capitalize on the breadth and strength of our prop...

TyraTech Achieves Insecticide Development and Financial Milestones With Partner Arysta LifeScience

... into the commercial marketplace." TyraTech is actively developing products for other markets that require safe and effective control of insects and invertebrate pathogens. In October TyraTech announced the release of its first TyraTech Naturals insecticide product, a general-use crawling insect spray for sale ...

What gives us sunburn protects crayfish against bacteria

... The production of melanin gives us sunburns, but it also helps invertebrate animals to encapsulate attacking fungi and parasites. Uppsala University r...an important protective reaction that gives us a sunburn, for instance. In invertebrate animals it has long been observed that parasites, fungi, and other invaders...

Penguins Altered Diet When Humans Began Hunting Whales and Seals

... Adlie penguins living in Antarctica switched from eating fish to krill (shrimp-like marine invertebrate animals) around the time that humans began hunting seals and whales, ancient eggshell fragments reveal. According to Steven Emslie of the Un...

The Origin of the Brain Lies in a Worm

... Arendt, "it still lives in the same environment as the last common ancestors used to and has preserved many ancestral features, including a prototype invertebrate CNS." Arendt and his group investigated how the developing CNS in Platynereis embryos gets subdivided into the regions that later on give rise to ...

New Way to Open Cellular Ion Channels, Implications for Drug Design

... team – Zhe Lu, MD, PhD; Yajamana Ramu, PhD; and Yanping Xu, MD, PhD of the Department of Physiology at Penn – screened venoms from over 100 poisonous invertebrate species to make this discovery. The enzyme, sphingomyelinase D (SMase D), splits a lipid called sphingomyelin that surrounds the channel embedde...

Evoprinter, a multigenomic comparative tool for rapid identification of functionally important DNA

...ms that control coordinate gene expression is a long-standing goal of biology. The comparison of orthologous DNA sequences from multiple vertebrate or invertebrate // species holds promise in identifying the cis-regulatory elements central to the dynamic interplay between a gene and its transcriptional regulators...
Invertebrate in Medical Dictionary

Worms

...eformable landscape, battling other computer- or player-controlled teams. The games feature... A worm is a common name given to a diverse group of invertebrate animals that have a long, soft body and no legs. There are hundreds of thousands of species of worms , 2,700 of these are earthworms. Animals which a...

Thorax

...on for the medical term, thorax . ... The thorax protects important parts of the body, such as those that assist in ... mosquito ( mə′skēdō ) ( invertebrate zoology ) Any member of the dipterous subfamily Culicinae; a slender fragile ... The thorax is specialized for locomotion. ... The thorax has ...

Shellfish

... Shellfish is a culinary and fisheries term for exoskeleton bearing aquatic invertebrate used as food, including various species of molluscs, crustaceans, and echinoderms. Shellfish is a culinary term for aquatic animals that are not...
Invertebrate in Biological News

Ancient marine invertebrate diversity less explosive than thought

Diversity among the ancestors of such marine creatures as clams, sand dollars and lobsters showed only a modest rise beginning 144 million years ago with no clear trend afterwards, according to an international team of researchers. This contradicts previous work showing dramatic increases beginnin...

Wildlife Conservation Society supports world's first study of egg-laying mammal

...One lactating female was found. Other signs recorded in the study were nose-pokes (when the echidna pokes its tube-like snout in the soil in search of invertebrate prey) and digs (deeper holes excavated with the echidna's long claws). "The limited information on the long-beaked echidna's biology, feeding beha...

Scientists announce top 10 new species, issue SOS

...dulant and animal species newly described for the most recent year of complete data. The majority of the 18,516 species described (named) in 2007 were invertebrate animals (75.6 percent), vascular plants (11.1 percent) and vertebrates (6.7 percent). This year's SOS report also includes data for prokaryotes (bacte...

Scientists announce top 10 new species; issue SOS

...dulant and animal species newly described for the most recent year of complete data. The majority of the 18,516 species described (named) in 2007 were invertebrate animals (75.6 percent), vascular plants (11.1 percent) and vertebrates (6.7 percent). This year's SOS report also includes data for prokaryotes (bacte...

Scripps scientists help decode mysterious green glow of the sea

...e report, published as the cover story of the current issue of the journal invertebrate Biology , provides insights into the function of fireworm bioluminescence a...ind the worm's bioluminescent system. A central finding described in the invertebrate Biology paper is that the fireworms' bioluminescent light appears to play a...

April 2009 Geology and GSA Today media highlights

...rge zone (Balcones fault zone) as recorded in the DNA of eyeless Cicurina cave spiders, south-central Texas Kemble White et al., Cave and Endangered invertebrate Research Laboratory, SWCA Environmental Consultants, 4407 Monterey Oaks, Building 1, Suite 110, Austin, Texas 78749, USA. Pages 339-342. The histor...

Gene exchange common among sex-manipulating bacteria

... sex-manipulating bacteria as environmentally friendly pesticides against harmful insects. Bacteria belonging to the Wolbachia group are adapted to invertebrate animals such as insects, spiders, scorpions, and worms. These bacteria spread via the female's eggs from one generation to the next and manipulate the...

Exploring the dynamic relationship between health and environment

...oring, and phylogenetics. Confirmed speakers and panelists include Martin Blaser, New York University Langone Medical Center; Rob DeSalle, Division of invertebrate Zoology, American Museum of Natural History; Tony Goldberg, School of Veterinary Medicine, University of Wisconsin-Madison; Peter Hudson, Center for I...

Gene decides whether coral relative will fuse or fight

...hen Dellaporta and their interdisciplinary colleagues have identified a key invertebrate allorecognition gene. The gene they identified appears to encode a transmem...sted between cnidarian and protochordate allorecognition systems or between invertebrate allorecognition systems and elements of the vertebrate immune system..." th...

February 2009 Geology and GSA Today media highlights

... the chemistry of natural hydrothermal systems. The impact of lithification on the diversity, size distribution, and recovery dynamics of marine invertebrate assemblages Jocelyn A. Sessa et al., Department of Geosciences, Pennsylvania State University, University Park, Pennsylvania 16802-2714, USA. Pages 1...
Invertebrate in Biological Technology

Proteomics Study Reveals That Genes Involved in Invertebrate Longevity Have Surprising Parallels in Humans.

SALT LAKE CITY, March 13 /PRNewswire/ -- Prolexys Pharmaceuticals announced today the publication of the discovery of genes that are likely to have a role in the aging process of humans. The findings result from research on the human equivalents of proteins from simple animals which confer long l...

Genomic DNA Isolation From 510 mg Marine Invertebrate Tissue

AquaPure Genomic DNA Isolation Kit Catalog #732-6340 Expected yield range: 210 g DNA Method Cell Lysis 1. Dissect tissue sample quickly and freeze in liquid nitrogen. Store at -70 to -80C. Fresh tis...

TransMessenger Transfection Reagent Handbook

...J., Parrish, S.,Imani, F., Fire, A., and Morgan, R.A. (2001) Specific inhibition of gene expression by small double-stranded RNAs in invertebrate and vertebrate systems. Proc. Natl. Acad. Sci. USA 98, 9742. 4. Krichevsky, A.M., and Kosik, K.S. (2002) RNAi functions in cultured mammalian...
Invertebrate in Biological Definition

Brain

...ervous system . Although the brain is usually cited as the supervisory center of vertebrate nervous systems, the same term can also be used for the invertebrate central nervous system . In most animals, the brain is located in the head . Mouse's Brain Cat's Brain ...

Digestion

...ying in the stomach. Digestion in plants and fungi Not only animals digest food. Some carnivorous plants capture other organisms, usually invertebrate animals, and chemically digest them. Fungi also are very effective at digesting organic material. ...

Ernst Haeckel

...reater than it was with his scientific peers. Although Haeckel's ideas are important to the history of evolutionary theory , and he was a competent invertebrate anatomist most famous for his work on radiolaria , most of the speculative concepts that he championed are now seen as incorrect. For example, Hae...

Human

...aving the highest [8] and the bottlenose dolphin very similar to humans. ( Sharks have the highest for a fish ; and octopi the highest for an invertebrate ). The human ability to abstract may be unparalleled in the animal kingdom. Human beings are one of four species to pass the mirror test — ...

Paleontology

... and micropaleontology (microfossils). Paleozoologists may specialize in invertebrate paleontology , which deals with animals without backbones, or in vertebrat...gy; his book "Tempo and Mode" is a classic in the field. Prominent names in invertebrate paleontology include Steven Stanley , Stephen Jay Gould , David Raup , Ge...

Zoology

...mology , founder of sociobiology ) Jakob van Uexkll (animal behavior, invertebrate zoology ) See also botany - the area of biology which studies...ications in zoology Sources and external links A Study Guide to invertebrate Zoology ~ at Wikibooks An online encyclopedia of zoology An o...
Invertebrate in Biological Dictionary

Turbellarian

...arian flatworms, which take up residence in the ... Typically a "disease" that is most commonly associated with ... Turbellaria ( ′tərbə′larēə ) ( invertebrate zoology ) A class of the phylum ... However turbellarian statocysts have no sensory cilia, and it is unknown how ... Pla·na·ri·a n. pl. L. ...

Trematode

...of diverticulae just posterior ... The trematode eggs are released from the primary host into the environment, ... Trematoda ( tremə′tōdə ) ( invertebrate zoology ) A loose grouping of ... For example, a trace fossil from a trematode might be a slight indentation on a ... trematode ( ) n. Any ...

Tracheae

...f air tubes that delivers oxygen to their hemolymph; a similar system has been found... Look up trachea in Wiktionary, the free dictionary. ... invertebrate trachea , in terrestrial invertebrates, such as insects and crustaceans ... Information about tracheae in the free online English dictionary and...

Scolex

... in between ... Tapeworms (class Cestoda) are a group of parasitic flatworms (phylum Platyhelminthes) that usually require two hosts, including an invertebrate as an intermediate. What is scolex ? Meaning of scolex medical term. What does scolex mean? ... scolex . scoli(o)- scolio- scoliokyphosis. sc...

Protozoa

...ozoon ( ) n. , pl. -zoans or ... Protozoa are almost as widely ... Protozoa of the soil and sand live in films of moisture on ... Exercise from invertebrate Anatomy OnLine covering Euglena, Trypanosoma, Trichonympha, Peridinium, Paramecium and other ciliates, Monocystis lumbrici, Opalina, ... Protozoa ...

Polyp

...the inside (the lining) of the colon. ... Are there other factors that determine a polyp's chance of becoming cancerous? ... polyp ( ′päləp ) ( invertebrate zoology ) A sessile cnidarian individual having a hollow, somewhat cylindrical body, attached at one end, with a mouth polyp n. A coelenterate,...

Paleontology

...s on why the dinosaurs went extinct and more. Paleontology at The University of Kansas is studied primarily in the departments ... Specimen based invertebrate paleontology is practiced in the Geology department. ... Paleontology is based on uniformitarian geology, which holds that there has been ... R...

Oogenesis

...... Oogenesis in humans begins in embryonic and fetal development, when diploid germ ... posted to reproduction ovogenesis oogenesis oocyte invertebrate gigas by altotor ... posted to vertebrate spermatogenesis oogenesis molecular cyclin cell-cycle by ... Oogenesis ) ... Postnatal Oogenesis ....

Mictic egg

...o males ... Amictic and Mictic Eggs . 5. ... Brachionus – very common; carrying an egg ; mass cultured as food for ... Rotifera ( rō′tifərə ) ( invertebrate zoology ) A class of the phylum ... The haploid mictic egg either waits to be fertilized by a male or, if it is not ... AE-> Mictic ...

Malpighian tubule

...iled ... In Drosophila, the adult Malpighian tubule is the key tissue for defence against ... Malpighian tubule ( mal′pigēən ′tü′byül ) ( invertebrate zoology ) Any of the blind tubes that open into the posterior portion of the gut in most Malpighian tube n. Any of the excretory tubules le...
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