Results 111 to 120 of about 7,003 (235)

Plant‐Derived Natural Products and Their Nano Transformation: A Sustainable Option Towards Desert Locust Infestations

open access: yesChemistryOpen, Volume 14, Issue 3, March 2025.
The review explores the latest updates (2013–2024) and information about pesticidal plants (22 plant species) that are distributed across Africa and offers insights into the integration of nanoformulated natural compounds as a more sustainable option to control desert locust invasions.
Patrick Mangundu   +6 more
wiley   +1 more source

Dynamics of cooperativity in chemical sensing among cell-surface receptors [PDF]

open access: yes, 2011
Cooperative interactions among sensory receptors provide a general mechanism to increase the sensitivity of signal transduction. In particular, bacterial chemotaxis receptors interact cooperatively to produce an ultrasensitive response to chemoeffector concentrations.
arxiv   +1 more source

Steroid Receptors and Vertebrate Evolution [PDF]

open access: yesarXiv, 2019
Considering that life on earth evolved about 3.7 billion years ago, vertebrates are young, appearing in the fossil record during the Cambrian explosion about 542 to 515 million years ago. Results from sequence analyses of genomes from bacteria, yeast, plants, invertebrates and vertebrates indicate that receptors for adrenal steroids (aldosterone ...
arxiv  

Ecdysone receptor isoform specific regulation of secretory granule acidification in the larval Drosophila salivary gland

open access: yesEuropean Journal of Cell Biology, 2022
Bulk production and release of glue containing secretory granules takes place in the larval salivary gland during Drosophila development in order to attach the metamorphosing animal to a dry surface. These granules undergo a maturation process to prepare
Anikó Nagy   +7 more
doaj  

Accuracy of direct gradient sensing by cell-surface receptors [PDF]

open access: yesarXiv, 2009
Chemotactic cells of eukaryotic organisms are able to accurately sense shallow chemical concentration gradients using cell-surface receptors. This sensing ability is remarkable as cells must be able to spatially resolve small fractional differences in the numbers of particles randomly arriving at cell-surface receptors by diffusion.
arxiv  

Computational Binding Study Hints at Ecdysone 20-Mono-Oxygenase as the Hitherto Unknown Target for Ring C-Seco Limonoid-Type Insecticides

open access: yesMolecules
The insecticidal property of ring C-seco limonoids has been discovered empirically and the target protein identified, but, to date, the molecular mechanism of action has not been described at the atomic scale.
Ramsés E. Ramírez   +3 more
doaj   +1 more source

Bombyx mori Ecdysone Receptor B1 May Inhibit BmNPV Infection by Triggering Apoptosis. [PDF]

open access: yesInsects, 2023
Su Z   +10 more
europepmc   +1 more source

Chemical sensing by cell-surface chemoreceptor arrays: the roles of receptor cooperativity and adaptation [PDF]

open access: yesarXiv, 2012
Most sensory cells use cross-membrane chemoreceptors to detect chemical signals in the environment. The biochemical properties and spatial organization of chemoreceptors play important roles in achieving and maintaining sensitivity and accuracy of chemical sensing.
arxiv  

DNA Binding and Transactivation Characteristics of the Mosquito Ecdysone Receptor-Ultraspiracle Complex [PDF]

open access: hybrid, 1998
Sheng Fu Wang   +4 more
openalex   +1 more source

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