Results 1 to 10 of about 2,117 (184)

Habitat Temperatures of the Red Firebug, Pyrrhocoris apterus: The Value of Small-Scale Climate Data Measurement [PDF]

open access: yesInsects, 2023
Ambient temperature is a main parameter that determines the thriving and propagation of ectothermic insects. It affects egg and larval development as well as adults’ survival and successful overwintering.
Helmut Käfer   +2 more
doaj   +6 more sources

Cell Cycle-Dependent Flagellar Disassembly in a Firebug Trypanosomatid Leptomonas pyrrhocoris [PDF]

open access: yesmBio, 2019
Current understanding of flagellum/cilium length regulation focuses on a few model organisms with flagella of uniform length. Leptomonas pyrrhocoris is a monoxenous trypanosomatid parasite of firebugs. When cultivated in vitro, L.
Cynthia Y. He   +2 more
doaj   +5 more sources

Diversity of RNA viruses in the cosmopolitan monoxenous trypanosomatid Leptomonas pyrrhocoris [PDF]

open access: yesBMC Biology, 2023
Background Trypanosomatids are parasitic flagellates well known because of some representatives infecting humans, domestic animals, and cultural plants.
Diego H. Macedo   +17 more
doaj   +2 more sources

A quantitative study of adipokinetic hormone of the firebug, Pyrrhocoris apterus [PDF]

open access: yesJournal of Insect Physiology, 2002
The development of an enzyme-linked immunoassay (ELISA) for the adipokinetic neuropeptide hormone, Pya-AKH, from the firebug Pyrrhocoris apterus L. is described. The ELISA measures as little as 20 fmol of Pya-AKH.
Auerswald   +25 more
core   +4 more sources

Analysis of the lipids mobilized by adipokinetic hormones in the firebug Pyrrhocoris apterus (Heteroptera: Pyrrhocoridae) [PDF]

open access: yesEuropean Journal of Entomology, 2010
Effects of two adipokinetic hormones (Pyrap-AKH and Peram-CAH-II) on the presence of diacylglycerol (DG) molecular species and their fatty acid (FA) constituents in the haemolymph of the firebug Pyrrhocoris apterus were investigated using liquid ...
Iva BÁRTŮ   +4 more
doaj   +6 more sources

A hybrid deep learning approach with progressive cyclical CNN and firebug swarm optimization for breast cancer detection [PDF]

open access: yesPeerJ Computer Science
The practice of diagnosing breast cancer retains its scope for improvement in medical imaging, where every correct and timely diagnosis enhances the survival rate of patients. This article presents an integrated approach utilizing patch-wise breast image
Sudha Prathyusha Jakkaladiki   +1 more
doaj   +3 more sources

Adipokinetic Hormones Enhance the Efficacy of the Entomopathogenic Fungus Isaria fumosorosea in Model and Pest Insects [PDF]

open access: yesPathogens, 2020
Insect adipokinetic hormones (AKHs) are neuropeptides with a wide range of actions, including the control of insect energy metabolism. These hormones are also known to be involved in the insect defence system against toxins and pathogens.
Umesh Kumar Gautam   +6 more
doaj   +2 more sources

Implications of temperature-dependent development and survival of Hemipteroseius adleri Costa, 1968 on its distribution in central Europe [PDF]

open access: yesScientific Reports
Otopheidomenidae include 30 species of parasites of insects. These mites occur in areas with warm and hot climates. The only exception is Hemipteroseius adleri, the distribution of which reaches the central European region, which is characterised by a ...
Hanna Moniuszko   +3 more
doaj   +2 more sources

A validated HPLC-MS/MS method for the simultaneous determination of ecdysteroid hormones in subminimal amounts of biological material [PDF]

open access: yesJournal of Lipid Research
Ecdysteroids represent a large class of polyhydroxylated steroids which, due to their anabolic properties, are marketed as dietary supplements. Some ecdysteroids also act as important hormones in arthropods, where they regulate molting, development, and ...
Lucie Marešová   +5 more
doaj   +2 more sources

Platelets: Inflammatory Firebugs of Vascular Walls [PDF]

open access: yesArteriosclerosis, Thrombosis, and Vascular Biology, 2008
Atherosclerosis is an inflammatory disease. Platelets can “inflame” the vascular wall by various mechanisms and thereby initiate and support the development of atherosclerosis. Platelet interaction with leukocytes, endothelial cells, and circulating progenitor cells triggers autocrine and paracrine activation processes, leading to inflammatory and ...
Andreas E, May   +2 more
openaire   +2 more sources

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