Results 31 to 40 of about 8,241 (215)

Role of Endocrine System in the Regulation of Female Insect Reproduction

open access: yesBiology, 2021
The proper synthesis and functioning of ecdysteroids and juvenile hormones (JHs) are very important for the regulation of vitellogenesis and oogenesis.
Muhammad Zaryab Khalid   +3 more
doaj   +1 more source

Nonsteroidal moulting hormone agonists: effects on protein synthesis and cuticle formation in colorado potato beetle larvae. [PDF]

open access: yes, 1999
Larvae of the Colorado potato beetle, Leptinotarsa decemlineata (Say), that were orally treated with RH-0345 at 0.1 mg l?1, RH-5849 at 10 and 50 mg l?1, tebufenozide at 2 g l?1, and 20-hydroxyecdysone at 2 g l?1, showed symptoms of prematuremoulting ...
Budia Marigil, Maria Flor   +4 more
core   +2 more sources

Transcriptional Control of Honey Bee (Apis mellifera) Major Royal Jelly Proteins by 20-Hydroxyecdysone

open access: yesInsects, 2018
One of the first tasks of worker honey bees (Apis mellifera) during their lifetime is to feed the larval offspring. In brief, young workers (nurse bees) secrete a special food jelly that contains a large amount of unique major royal jelly proteins (MRJPs)
Paul Winkler, Frank Sieg, Anja Buttstedt
doaj   +1 more source

Identification of quality markers for Cyanotis arachnoidea and analysis of its physiological mechanism based on chemical pattern recognition, network pharmacology, and experimental validation [PDF]

open access: yesPeerJ, 2023
Cyanotis arachnoidea C. B. Clarke is a traditional Chinese medicinal herb that has a limited clinical use in the treatment of diabetes mellitus (DM) in minority areas of Guizhou in China. However, few prior reports are available on the quality control of
Jingnan Hu   +7 more
doaj   +2 more sources

Biogenic amines in protocerebral A2 neurosecretory neurons of Lymantria dispar L. (Lepidoptera:Lymantriidae): Response to trophic stress [PDF]

open access: yes, 2011
The number, morphometric parameters and amount of aminergic neurosecretory product of protocerebral A2 neurosecretory neurons were investigated in the fifth instar of Lymantria dispar caterpillars, following a suitable or unsuitable trophic regime ...
Ilijin Larisa   +6 more
core   +1 more source

Transcriptome analysis reveals potential function of long non-coding RNAs in 20-hydroxyecdysone regulated autophagy in Bombyx mori

open access: yesBMC Genomics, 2021
Background 20-hydroxyecdysone (20E) plays important roles in insect molting and metamorphosis. 20E-induced autophagy has been detected during the larval–pupal transition in different insects.
Huili Qiao   +12 more
doaj   +1 more source

Quinoa (Chenopodium Quinoa Willd), from Nutritional Value to Potential Health Benefits: An Integrative Review [PDF]

open access: yes, 2017
Chenopodium quinoa Willd, known as quinoa, has been cultivated and consumed by humans for the last 5,000-7,000 years. Quinoa was important to pre-Columbian Andean civilizations, as the Incas considered it a gift from their gods.
Bastidas, E.G.   +4 more
core   +1 more source

Halloween genes in panarthropods and the evolution of the early moulting pathway in Ecdysozoa [PDF]

open access: yesRoyal Society Open Science, 2018
Moulting is a characteristic feature of Ecdysozoa—the clade of moulting animals that includes the hyperdiverse arthropods and less speciose groups, such as onychophorans, tardigrades and nematodes.
Isabell Schumann   +4 more
doaj   +1 more source

New insights on the effects of spinosad on the development of Helicoverpa armigera

open access: yesEcotoxicology and Environmental Safety, 2021
Helicoverpa armigera (cotton bollworm) is one of the most destructive pests worldwide. Due to resistance to Bacillus thuringiensis and conventional insecticides, an effective management strategy to control this pest is urgently needed.
Shuangyan Yao   +9 more
doaj   +1 more source

Application of High-Performance Liquid Chromatography for Simultaneous Identification of Integristerone A, 20-Hydroxyecdysone, Ecdysone and 2-Deoxy-20-hydroxyecdysone

open access: yesNatural Product Communications, 2007
Conditions for separation and identification of integristerone A (1), 20-hydroxyecdysone (2), ecdysone (3) and 2-deoxy-20-hydroxyecdysone (4) by reversed-phase HPLC with UV and mass-selective detection at atmospheric pressure chemical ionization have ...
Viatcheslav Rybin   +2 more
doaj   +1 more source

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