Pheromone Secretion
Pheromone Secretion - Related Videos
06:49
Volatile Sex Pheromone Extraction and Chemoattraction Assay in Caenorhabditis elegans
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Cited by 1 •
2024
This protocol establishes methods for extracting and quantifying responses to the volatile sex pheromone in C. elegans, providing tools to study chemical communication and navigation trajectory.
09:31
Imaging Pheromone Sensing in a Mouse Vomeronasal Acute Tissue Slice Preparation
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Cited by 15 •
2011
In mice, the ability to detect pheromones is principally mediated by the vomeronasal organ (VNO). Here, an acute tissue slice preparation of VNO for performing calcium imaging is described. This physiological approach allows observations of subpopulations and/or individual neurons in a living tissue and is convenient for receptor-ligand identification.
07:25
Measuring Physiological Responses of Drosophila Sensory Neurons to Lipid Pheromones Using Live Calcium Imaging
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Cited by 4 •
2016
The forelegs and proboscis of Drosophila contain a rich repertoire of gustatory sensory neurons. Here, we present a method using calcium imaging to measure physiological responses from sensory neurons in the foreleg and proboscis of live flies upon exogenous application of a gustatory pheromone.
07:31
Using an Adapted Microfluidic Olfactory Chip for the Imaging of Neuronal Activity in Response to Pheromones in Male C. Elegans Head Neurons
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Cited by 20 •
2017
The use of an adapted "olfactory chip" for the efficient calcium imaging of C. elegans males is described here. Studies of male exposure to glycerol and a pheromone are also shown.
09:35
The Identification of Sea Lamprey Pheromones Using Bioassay-Guided Fractionation
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Cited by 4 •
2018
Here, we present a protocol to isolate and characterize the structure, olfactory potency, and behavioral response of putative pheromone compounds of sea lampreys.
FAQs
At the production stage, specialized cells or glands synthesize pheromone molecules and release them into the surrounding environment. This separation between synthesis and release matters because the signal must become accessible outside the producing organism before another member of the same species can detect it. Studying these stages helps connect cellular activity with communication outcomes.
Detection depends on receptors that recognize the released molecules. Once activated, these receptors can initiate neural, endocrine, or cellular responses, so the same signaling process can be examined at several biological levels. This receptor-centered view helps researchers trace how a chemical signal present in the environment becomes a physiological or behavioral change.
These systems are compared rather than treated as identical. Pheromone secretion concerns signaling among members of the same species, whereas microbial communication is highlighted as a parallel area involving coordination of colonization, competition, or persistence. The comparison can reveal shared signaling principles while preserving the distinction between these biological contexts.
Neural, endocrine, and cellular responses represent different levels at which receptor activation can be examined. Treating them as separate response categories helps researchers specify whether a detected signal is associated with a neural, endocrine, or cellular outcome. This distinction is important because the overview identifies several possible response pathways rather than a single uniform effect.
A useful conceptual workflow follows the sequence identified in the overview: examine synthesis by specialized cells or glands, consider release into the surrounding environment, and then assess receptor activation and resulting neural, endocrine, or cellular responses. Keeping these stages distinct helps researchers locate where communication changes and relate molecular events to biological effects.
It becomes relevant when investigators examine how chemical signaling shapes interactions among organisms or seek parallels with microbial communication. In this context, the topic supports analysis of host-microbe relationships, including signaling associated with colonization, competition, or persistence. Its value lies in connecting communication biology with questions about how infectious interactions are coordinated.
Such studies can clarify how chemical signaling influences organismal interactions and can identify parallels between pheromone-mediated communication and microbial signaling. The overview also points to a practical direction: these insights may support signaling-based strategies for controlling infection. Outcomes can therefore range from mechanistic understanding to concepts relevant to infection control.