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Spiders in Medical News

Louisiana Residents Warned Against Brown Recluse Spiders

A poisonous brown widow spider, a cousin to the well-known black widow, is increasingly being spotted in Louisiana, experts say . It is belongs to a group that is officially known as the "recluse spiders" and are also commonly referred to as "fiddleback" spiders or "violin" spiders because of...

Reduced diet thwarts aging, disease in monkeys

...vidence that reducing calories can effectively extend lifespan. Such studies have been undertaken in a number of different animal species ranging from spiders to humans The Wisconsin rhesus macaque study, however, is likely to provide the most detailed insight into the phenomenon and its potential applica...

Study supports validity of test that indicates widespread unconscious bias

...ided voters one-month prior to an Italian election; treatment recommendations by physicians for black and white heart attack victims; and reactions to spiders before and after treatment for arachnophobia, or spider phobia. "The Implicit Association Test is controversial because many people believe that rac...

Spiders, frogs and gecko among exciting discoveries found in Papua New Guinea

...ionary tree of jumping spiders," said Maddison. "Their key position on the evolutionary tree will help us understand how this unique group of jumping spiders has evolved." Much of Papua New Guinea's vast wilderness remains unexplored for scientific documentation. CI's RAP program is planning three more ...

Beta Blocker Blocks Feelings of Bad Memories

...d three days. On the first day, the subjects learned to associate images of spiders with a mild electrical shock. Fear was measured by assessing each individua...d again: The physiological response to the fear-inducing cue -- pictures of spiders -- was eliminated in the propranolol group, but not in the placebo group, K...

Peptide discovered in scorpion venom may hold key to secretory diseases

... National Institutes of Health, National Science Foundation and Cystic Fibrosis Foundation. Peptide toxins from scorpions, snakes, snails and spiders paralyze prey by blocking nerve or muscle ion channels so the prey cant get away, explained Nael A. McCarty, an associate professor in the Georgia Ins...

Genetic Secrets Behind the Dragline Silk

...l, medical and military uses. The black widow spiders dragline silk is a standout compared to other spid... made in artificial spinning methods. When spiders manufacture dragline silk, their silk glands produ...ks that an individual spider produces are used by spiders as the structural foundation of their webs and to ...

Micro-world of Prehistoric Bacteria Found in Amber

...at survives today. Amber is solidified tree sap, which can preserve small creatures and plants and freeze them in time. Flies, beetles, ants and spiders dating back many millions of years have been found trapped in amber. But soft bodied amber specimens older than 135 million years are very rare....

MIT Creates 3-D Scaffold for Growing Stem Cells

...emicals," the authors wrote in the paper. Other synthetic polymer biomaterials are simply too big. Getting cells to grow on them is like forcing spiders to build webs on skyscraper girders. Zhang's nanofiber scaffold, around 1,000 times smaller than the existing systems, is much closer in size to the e...

Tidbits on Tarantula bites and fiery Pepper sensations!

...he online journal Nature. The tarantula venom and fiery chili pepper targets the same heat sensor on nerve cells. The researchers examined over 22 spiders and scorpions which cause pain.Venom from tarantula activated the capsaicin receptor a heat sensor on nerve cells. MST ...
Spiders in Medical Dictionary

Ticks

...many diseases. ... TICKS ... Most ticks are parasites of warm-blooded animals. ... Ticks are not insects but are closely related to mites, spiders and scorpions. ... Tick control, identification and biology of different types of ticks , vectors of Lyme Disease and other diseases. ... Tick...

Insect bites or stings

...or stings that cause the development of stinging or burning ... Offers advice on how to deal with stings from bees and wasps and bites from spiders and ticks. Generally, insect bites and stings are harmless. Read this article to find out how to keep pests ... Occasionally, though, an in...

Chiggers

...ggers bite and how chiggers live. ... Many a camper and hiker have become a chiggers feast. ... Chiggers are closely related to ticks and spiders and pass through the same four ... Direct, chemical control of chiggers is usually impractical. ... ...

Brown recluse spider

...se Spider Bite real? Where can ... ... for spiders around the ... Brown Recluse Spider Control... homes ... good supply of food, brown recluse spiders will either die or ... Pictures to help you identify brown recluse spiders . Identification, life cycle and habits, bite ...

Black widow spider

... Black Widow is a common name of some spiders in the genus Latrodectus. It ... Black wido...cies of venomous spider . The common name widow spiders is applied to members of the genus even though the...ot usually... Specializing in black widow spiders , Do It Yourself Pest Control provides the product...

Bites And Stings

...from ruining your fun. ... Preventing Bites and Stings ... Offers advice on how to deal with stings from bees and wasps and bites from spiders and ticks. Features a FAQ section, prevention, treatment, news, and articles about children and bites and stings . In most cases, bite...

Bites

...Authoritative facts about the skin from the New Zealand Dermatological Society. ... With more serious bites a "bull's eye" wound may form. ... spiders get a pretty bad rap in the world of first aid. Plenty of red, raised welts have been identified, either correctly or incorrectly, as spider bites ...
Spiders in Biological News

Scary ancient spiders revealed in 3-D models, thanks to new imaging technique

Early relatives of spiders that lived around 300 million years ago are revealed in new three-dimensional models, in research published today in the journal Biology Letters . Scientists at Imperial College London have created detailed 3D computer models of two fossilised specimens of ancient c...

New species of spiders discovered by UBC scientist in Papua New Guinea

A University of British Columbia researcher has discovered dozens of species of jumping spiders that are new to science, giving scientists a peek into a section of the evolutionary tree previously thought to be sparse. Jumping spiders are found in every part of the world except Antarctica. Capa...

Moving in for the winter toxic brown recluse spiders pose danger

COLUMBIA, Mo. As the cold weather creeps in, so do brown recluse spiders. True to their name, the brown recluse is a shy, reclusive spider looking for a warm home. Drawn to clutter, closets and complex storage environments, the spiders actually want to stay away from humans. But, if care is not t...

A rarity among arachnids, whip spiders have a sociable family life

Whip spiders, considered by many to be creepy-crawly, are giving new meaning to the term touchy-feely. In two species of whip spiders, or amblypygids, mothers caress their young with long feelers, siblings stick together until they reach sexual maturity, and all mix in social groups. This is sur...

'Scent of a woman' tells male redback spiders to find a mate

If men think finding a nice partner to settle down and raise children with is tough, consider the plight of the male Australian redback spider. Instead of personality conflicts, spats over in-laws and financial worries, imagine that immediately after the first time you have sex, your partner -- who...

An end to fear

...t moment. The researchers managed to successfully intervene in this phase. During their experiments the researchers showed images of two different spiders to the human volunteers. One of the spider images was accompanied by a pain stimulus and the other was not. Eventually the human volunteers exhibited ...

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

...reviously produced some of the most valuable clues to understanding the evolution of arthropods including early shrimp-like forms, a scorpion and sea spiders as well as the ancient arthropods trilobites. "With a head like the giant Cambrian aquatic predator Anomalocaris and a body like a modern arthropo...

Global warming threatens Antarctic sea life

... are poised to return to warming Antarctic waters and disrupt the primeval marine communities. "Nowhere else than in these ecosystems do giant sea spiders and marine pillbugs share the ocean bottom with fish that have antifreeze proteins in their blood," says Rich Aronson, professor of biological science...

Microscopic morphology adds to the scorpion family tree

...ster group to all other arachnids, but molecular data has complicated this picture by suggesting that scorpions move higher on the tree, closer to sun spiders and daddy long legs. Consequently, the question of whether the book lung evolved once, at the base of the arachnid phylogenetic tree, or more than onc...

In the animal world, bigger isn't necessarily better

...ersity of Toronto Scarborough PhD student, examined Australian Redback male spiders to determine whether the larger ones had an edge in achieving mating success and producing offspring. Surprisingly, Kasumovic found the large spiders didn't always have an advantage. Instead, because the larger males experien...
Spiders in Biological Technology

Agent in red wine found to keep hearts young

...f red wine. The new resveratrol study is also important because it suggests that caloric restriction, which has been widely studied in animals from spiders to humans, and resveratrol may govern the same master genetic pathways related to aging. "There must be a few master biochemical pathways activated...

Historic lists - The greatest rock bands, rock guitarists of all time

... calls ?honorable mentions?. Here they are in alphabetical order: Allman Brothers Band The Band Beach Boys Black Sabbath David Bowie and the spiders from Mars The Clash Creedence Clearwater Revival The Cure The Doors The Eagles Earth, Wind & Fire Buddy Holly and the Crickets Nirvana...

Webaroo aims to make mobile search relevant

...ch algorithm optimized for "maximum content density," according to co-founder and head technologist Beerud Sheth. The Webaroo search methodology first spiders the Web, then selects relevant pages that will give the best if not all results. Results and related Web pages are bundled by subject into "Web pack...
Spiders in Biological Definition

Carnivore

...icans and storks Frogs Snakes Crocodilians Sharks and many other species of fish Toothed whales Octopuses and squid spiders Mantophasmatodea , Reduviidae and other insects There are also several species of carnivorous plants , though most are primarily insecti...

Ebola

... cotton factory . A natural reservoir is a carrier of the virus that is immune to its effects. Although many of the creatures — ranging from spiders to insects to rats and bats — found in the factory were tested for Ebola, none of the tests came back testing positive (Draper 30-31). Th...

Entomology

...cerns interested in the control of insects. The definition is sometimes widened to include the study of other terrestrial arthropods , such as spiders . Contents showTocToggle("show","hide") 1 History of entomology 2 Applied entomology 3 Taxonomic specialization 4 Organ...

Lung

...eny and phylogeny ). The article on swim bladders contains further details about the evolutionary origin of these two organs. Arachnid lungs spiders have structures called " book lungs ", which are not evolutionarily related to vertebrate lungs but serve a similar respiratory purpose. Nonresp...
Spiders in Biological Dictionary

Zoology

...board.com. Information about zoology in the free online English dictionary and encyclopedia. ... Zoology ... a branch of zoology that studies spiders and other arachnids. ... Zoology is the study of all animal life. ... In: Zoology (general) ... In: Zoology (general) By: Dennis Holley. Au...

Tracheae

...heae quotes. ... Etymology: ME trache < ML trachea < LL trachia, windpipe < Gr ... An introduction to the anatomy and morphology of spiders ... The development of the tracheae is quite varied between different spider families. ... TDS-lacZ was expressed in the tracheae , heart prec...

Insecta

.... Similes sunt, sed hexa pedes, non sex, habent. Plus quam 800 000 species in tellure sunt. An online resource devoted to North American insects, spiders and their kin, offering identification, images, and information. ... Tree of Life-- Insecta , Pterygota ... Encyclopedia article about Insecta . I...

Arachnida

...mes Solpugida,... Information about Arachnida in the free online English dictionary and ... Arachnida - a large class of arthropods including spiders and ticks and ... Arachnida . P42-P162 in Moore, R.C. (ed.) Treatise on Invertebrate Paleontology. ... Evolutionary morphology and phylogeny o...
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