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Spiracles in Biological News

Mites on hissing coackroach may benefit humans with allergies

...moisture in the food meaning they eat up water and nutrients that molds need to establish themselves and grow. The mites also obtain moisture from spiracles through which the cockroaches breathe. The mites cannot live anywhere else but on the surface of the Madagascar hissing cockroach. Chemical cues from ...

Microscopic morphology adds to the scorpion family tree

... edges of the leaves, within a chamber called an atrium (the pre-chamber of the book lung); and the processes on the posterior valve-like edges of the spiracles (the point at which the book lung opens to the atmosphere). The tremendous diversity of structures documented by Kamenz and Prendini is matched only b...

Breathing easy: When it comes to oxygen, a bug's life is full of it

...w in oxygen through holes in their bodies known as spiracles and pump the oxygen through a system of increasing...sues and muscles. Insects typically have a pair of spiracles for each thoracic and abdominal segment. The ...ase carbon dioxide, including opening the thoracic spiracles (the ones closest to the head) to take in oxygen w...

Giant insects might reign if only there was more oxygen in the air

...of a larger body. Insects can limit oxygen flow by closing their spiracles. In fact, one reason insects are so hardy is that they can close their spiracles and live off the oxygen they already have in their tracheae. Kaiser recalled a caterpillar that fell into a bucket of water in his lab. When the creat...

Why do insects stop 'breathing'? To avoid damage from too much oxygen, say researchers

...from aging in a high-oxygen environment." Insects take in oxygen through spiracles -- tubes connected to openings in their sides. In their study, the researchers inserted fine tubes into the spiracles of a moth to measure not only how much carbon dioxide the moth released but...
Spiracles in Biological Dictionary

Spiracles

Spiracles are small openings on the surface of some animals that usually lead to respiratory systems. Spiracles , specialized structures featured in the class Insecta, provide the breath of life. ... The spiracles open into large tracheal tubes that lead to ever ... These openings (c...
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(Date:4/16/2014)... 16, 2014): Celldex Therapeutics, Inc. (NASDAQ: CLDX) announced ... of CDX-1401 in solid tumors, including long-term patient follow-up, ... (Vol 6 Issue 232). The data demonstrate robust antibody ... in patients with very advanced cancers and suggest that ...
(Date:4/16/2014)... , DOWNERS GROVE, Ill. April 16, 2014 ... of surveillance colonoscopy in average-risk patients with one to ... about 90 percent of cases. This may be an ... multicenter endoscopic database study to quantify adherence to guidelines ...
(Date:4/15/2014)... in the United States have nearly doubled since 1988, suggests ... Health, with obesity apparently to blame for the surge. The ... not hit all groups equally, with alarming increases in diabetes ... research reported in the April 15, 2014 issue of the ...
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(Date:4/15/2014)... California, San Diego School of Medicine have identified a mechanism ... liver disease and why the virus is able to persist ... pathogen, which infects an estimated 200 million people worldwide, attacks ... the cell,s innate ability to fight infection. It does this ...
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(Date:4/17/2014)... conditions such as heart disease, epilepsy and pain, making ... there is still much scientists do not know about ... insight into the structure of sodium channels and, specifically, ... are responsible for ,fine-tuning, the activity of the channel. ... of the Journal of Biological Chemistry . , ...
(Date:4/17/2014)... detected new early-warning signs of the potential loss of ... implications for the diagnosis and treatment of diabetic retinopathy, ... , "We had not expected to see such striking ... Ann Elsner, professor and associate dean in the IU ... "We set out to study the early signs, in ...
(Date:4/17/2014)... wild animals and plant life, but there,s an invisible ... in the soil, decomposing organic matter and releasing carbon ... fungi play in ecological systems, their identities have only ... generated a genetic map of more than 10,000 species ... this week in the Proceedings of the National ...
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