Results 11 to 20 of about 1,154 (175)

Renaming the ‘OS-D/CSP’ Family (Part 1): ‘4-Cysteine Soluble Proteins’ (4CSPs)—Molecular Nomenclature, Structure, Expression, Evolution, Tissue-Distribution, and Pleiotropy [PDF]

open access: yesInsects
Chemosensory proteins (CSPs) are found in the olfactory sensory organs (antennae and maxillary palps) and/or gustatory sensory organs (labellum and legs) and have long been accepted to function through the binding of odorants.
Guoxia Liu   +5 more
doaj   +2 more sources

Ovarian transcriptome analyses indicate that weak juvenile hormone signaling underlies the molecular basis of oogenesis deficiencies in mosquitoes [PDF]

open access: yesBMC Biology
Background Juvenile hormone (JH) is synthesized by the corpora allata (CA) and controls development and reproduction in insects. We recently used CRISPR/Cas9 to establish a line lacking the enzyme that catalyzes the final step of JH biosynthesis in ...
Monika M. Wiśniewska   +6 more
doaj   +2 more sources

Temperature and magnetic field effects on the activity of protocerebral neurosecretory neurons and corpora allata in Cerambyx cerdo L. larvae [PDF]

open access: yesArchives of Biological Sciences, 2005
The effects of constant temperature and an extremely low-frequency magnetic field (ELFMF, 50 Hz and average induction of 20 mT) on the activity of medial protocerebral neurosecretory neurons (A1 and A2) and corpora allata were investigated in Cerambyx ...
Nenadović Vera A.   +5 more
doaj   +1 more source

Specification of the endocrine primordia controlling insect moulting and metamorphosis by the JAK/STAT signalling pathway.

open access: yesPLoS Genetics, 2022
The corpora allata and the prothoracic glands control moulting and metamorphosis in insects. These endocrine glands are specified in the maxillary and labial segments at positions homologous to those forming the trachea in more posterior segments. Glands
Mar García-Ferrés   +3 more
doaj   +1 more source

EFFECT OF FOLIC ACID ON THE HAEMOGRAM and SILK PRODUCTIVITY OF MULBERRY SILKWORM Bombyx mori L: (LEPIDOPTERA- BOMBYCIDAE) [PDF]

open access: yesJournal of Plant Protection and Pathology, 2007
The present investigation reports the effect of folic acid as supplemented feed on haemogram and some biological parameters of Bombyx mori L. All the tested concentrations of  folic acid  especially 10mg/100ml significantly increased the weight of larvae
Hanan Ramadan, Magda Salem, Abir Gad,
doaj   +1 more source

Neural mechanisms of parasite-induced summiting behavior in ‘zombie’ Drosophila

open access: yeseLife, 2023
For at least two centuries, scientists have been enthralled by the “zombie” behaviors induced by mind-controlling parasites. Despite this interest, the mechanistic bases of these uncanny processes have remained mostly a mystery.
Carolyn Elya   +7 more
doaj   +1 more source

Dual function of the transcription factor Ftz‐f1 on oviposition in the cockroach Blattella germanica

open access: yesInsect Molecular Biology, Volume 32, Issue 6, Page 689-702, December 2023., 2023
Ftz‐f1 has two expression peaks in the ovaries of Blattella germanica, which carry out different functions, as revealed by RNAi experiments. In the adult ovaries, Ftz‐f1 maintains the cell cycle and the levels of endoreplication in the follicular cells, promoting ecdysone production at the end of the gonadotrophic cycle.
Zeynab Alborzi, Maria‐Dolors Piulachs
wiley   +1 more source

Effects of thermal stress on activity of corpora allata and dorsolateral neurosecretory neurons in Morimus funereus larvae [PDF]

open access: yesArchives of Biological Sciences, 2005
The effects of different temperatures (23°C and 8°C) on activity of corpora allata (CA) and dorsolateral (L1, L2) protocerebral neurosecretory neurons were investigated in Morimus funereus Mulsant (1863) larvae collected from a natural population during ...
Mrdaković Marija   +7 more
doaj   +1 more source

Characterization of clock‐related proteins and neuropeptides in Drosophila littoralis and their putative role in diapause

open access: yesJournal of Comparative Neurology, Volume 531, Issue 15, Page 1525-1549, October 2023., 2023
We show that the circadian clock neurons of Drosophila littoralis, a highly photoperiodic species, exhibit important differences to those of Drosophila melanogaster in respect of neuropeptide expression. The small ventrolateral neuron (s‐LNv) cells, which signal via the neuropeptides pigment‐dispersing factor (PDF) and short neuropeptide F (sNPF) to ...
Giulia Manoli   +3 more
wiley   +1 more source

Neuroendocrine Regulation of Reproductive Dormancy in the Fruit Fly Drosophila melanogaster: A Review of Juvenile Hormone-Dependent Regulation

open access: yesFrontiers in Ecology and Evolution, 2021
Animals can adjust their physiology, helping them survive and reproduce under a wide range of environmental conditions. One of the strategies to endure unfavorable environmental conditions such as low temperature and limited food supplies is dormancy. In
Yoshitomo Kurogi   +3 more
doaj   +1 more source

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