Malpighian tubule


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Related to Malpighian tubule: Renin-angiotensin-aldosterone system

Malpighian tubule

n.
Any of the tubules that extend from the posterior portion of the digestive tract of insects and certain other arthropods and that absorb waste material from the hemolymph for excretion. Also called Malpighian tube.
References in periodicals archive ?
The internal, nonsexual traits measured were the length and area of the stalk connecting the malpighian tubule to the pyloric region of the ventriculus (referred from now on as malpighian tubule).
More specifically, the expression level in midgut was 8- and 4- fold higher than that in Malpighian tubules and fat body, respectively.
The passage of the midgut to the hindgut is characterized by the insertion of Malpighian tubules.
The expression levels of BdEcR-Bl in the gut and the Malpighian tubule greatly exceeded those in the trachea and fat body.
The increased acidity at the midgut/hindgut junction is due to the influx of uric acid from the Malpighian tubules.
Ultraestructural investigation of the spore-forming protist Nephridiophaga blatellae in the Malpighian tubules of the German cockroach Blatella germanica.
What we observed was quite intriguing: in Celera, Cyp6g1 was expressed in the midgut, the Malpighian tubules and the fat body, the tissues 'traditionally' associated with the detoxification of xenobiotics.
Temperature-shocked larvae (positive controls) showed a maximum [beta]-galactosidase activity in all the tissues except Malpighian tubules (Figure 2B).
Malpighian tubules, tracheae) or are not significant in a phylogenetic discussion (loss or absence of characters) (1, 2).
Giebultowicz of Oregon State University in Corvallis and her colleagues have found biological clocks in the testes of moths and in the fruit fly's Malpighian tubules, excretory organs similar to kidneys.
Scanning electron microscope observations on the pathological changes of Malpighian tubules in the worker honeybee, Apis mellifera, infected by Malpighamoeba mellificae.