Immunoreactive material resembling vertebrate neuropeptides and neurophysins in the brain, suboesophageal ganglion, corpus cardiacum and corpus allatum of the dictyopteran Periplaneta americana L.

1984 ◽  
Vol 238 (1) ◽  
pp. 55-59 ◽  
Author(s):  
P. Verhaert ◽  
J. Geysen ◽  
A. De Loof ◽  
F. Vandesande
1997 ◽  
Vol 32 (4) ◽  
pp. 573-581 ◽  
Author(s):  
Yasuhito SHIRAI ◽  
Yoko SAKAMURA ◽  
Motoyuki SUMIDA ◽  
Yasuo AIZONO

2010 ◽  
Vol 10 (156) ◽  
pp. 1-19 ◽  
Author(s):  
Pawel Marciniak ◽  
Neil Audsley ◽  
Mariola Kuczer ◽  
Grzegorz Rosinski

1976 ◽  
Vol 54 (9) ◽  
pp. 1579-1584 ◽  
Author(s):  
William J. Condon ◽  
Roger Gordon ◽  
Charles H. Bailey

The anatomical relations of the neuroendocrine systems of simuliid larvae Prosimulium mixtum/fuscum and Simulium venustum were examined histologically. The neuroendocrine system in the brain showed morphological similarities to culicids (viz., three pairs of cerebral neurosecretory cell clusters, one pair of nervi corporis cardiaci entering the corpus cardiacum glandular system). The retrocerebral glandular portion of the neuroendocrine system was comprised of a corpus allatum, corpora cardiaca, and surrounding peritracheal gland. The morphology of the blackfly neuroendocrine system is discussed in relation to those of other families of Nematocera and higher Diptera.


1982 ◽  
Vol 225 (2) ◽  
pp. 319-329 ◽  
Author(s):  
Bente Langvad Hansen ◽  
Georg Nørgaard Hansen ◽  
Berta Scharrer

1976 ◽  
Vol 65 (3) ◽  
pp. 565-575
Author(s):  
S. W. Nicolson

The diuresis which follows the pupal-adult ecdysis of Pieris brassicae is hormonally controlled. Use of the isolated Malpighian tubules as a bioassay shows the presence of substantial diuretic activity in homogenates of the brain and corpus cardiacum-corpus allatum complex. The hormone is probably produced in the brain and released from a storage site in the corpora cardiaca. The tubules of the butterfly are maximally responsive to the diuretic hormone at the time of eclosion.


1975 ◽  
Vol 63 (1) ◽  
pp. 143-159
Author(s):  
J. E. Treherne ◽  
P. G. Willmer

An accelerated water-loss was observed in decapitated individuals, no equivalent increase being obtained following severance of the nervous connectives in the neck. Injection of brain and, to a lesser extent, corpus cardiacum extract resulted in a significant reduction in the rate of loss of water from decapitated individuals. The accelerated water-loss observed following decapitation appeared not to result from significant increase in excretory output or loss of water through the spiracles. It is suggested that integumentary transpiration may be affected by a blood-borne factor, or factors, which originate in the brain and corpus cardiacum.


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