Sentences with phrase «detects pheromones»

This organ detects pheromones — a fancy name for chemical communication signals — that are produced from other animals of the same species.

The vomeronasal organ, which is part of the olfactory system, detects pheromones.

Holy and former graduate student Pei Sabrina Xu, PhD, screened hundreds of thousands of neurons in mice's vomeronasal organs, a structure in the nose that detects pheromones as well as other chemical signals.

«Mice have an organ in their nose called the vomeronasal organ, or VNO, that together with the brain detects the pheromones that male and female mice secrete,» Catherine Dulac explains.

Like many other fungi, Baker's yeast has mating receptors, proteins on its cell surface that detect pheromones released by potential partners.

Females can detect pheromones at distances of at least 2 kilometers and are lured to traps expecting a sexual encounter, while males are left with fewer mates.

A specific kind of neuron found only in male mice and that detects a pheromone in female urine has been identified by researchers at Washington University School of Medicine in St. Louis.

Newly discovered receptors (white dots) in the olfactory epithelium may detect pheromones.

Unlike mice and many other animals, humans seem to lack the biological hardware for detecting pheromones, airborne molecules that carry information about sex and status.

Mice of both sexes appear capable of detecting this pheromone, suggesting the differential response is due to modifications in the downstream neural circuitry [4].

Dogs have a special feature in the bottom of their nose to detect pheromones called the Jacobson organ.

Birth control pills can interfere with our ability to detect some pheromones, 2 but not others, 3 so is my only resort to start taking hormonal contraception just so that I can be more attracted to nice guys like him?

Not exact matches

To see if any other receptors existed, Rodriguez's team took tissue from the vomeronasal organ — a pheromone - detecting sense organ found in the nasal cavity of mice, and some other mammals — and searched for genes expressing other possible smell receptors.

Ciliated sensory neurons (red) in the nose detect a balance between pheromones and food - derived cues.

For example, by baiting traps with the appropriate pheromone, scientists can detect pest insects and monitor their movements.

Top: When male mice detect the ESP1 sex pheromone, they display enhanced aggressive behavior toward other male mice.

Unlike other pheromones, which tend to be composed of a complex web of substances, ESP1 is a single purified chemical that is detected by a sole corresponding receptor, making it comparatively easy to track.

Pheromones are detected by the so - called vomeronasal organ, which sits in the nasal cavity and sets off a cascade of nerve signals that ends in the accessory olfactory bulb, the organ that processes pPheromones are detected by the so - called vomeronasal organ, which sits in the nasal cavity and sets off a cascade of nerve signals that ends in the accessory olfactory bulb, the organ that processes pheromonespheromones.

In nature, they would likely never be so chronically exposed to female pheromones that they would lose the ability to detect them.

To find out whether sex hormones affect the number of neurons devoted to detecting female pheromones, the researchers removed the testes from male mice and the ovaries from females.

A new study offers a possible solution to this long - standing evolutionary mystery, suggesting that new sex pheromones may evolve through genetic mutation before potential mates develop the ability to detect them.

Pheromones are detected by the vomeronasal organ, a small opening at the back of the nasal cavity of many mammals.

Now that our detection abilities have been evaluated, I wonder why there is no mention of our ability to detect species - specific social odors, called pheromones.

In contrast, the Drosophila sex pheromone cVA is detected by both sexes and elicits dimorphic behavior by routing the signal via different third order neuronal circuits deep in the brains of males and females [19].

In silk moths, this is achieved by only males expressing the receptor BmOR - 1 in their antenna, which detects the female - specific sex pheromone bombykol [18].

Thus diversity in receptor expression can explain differences in odor sensitivity, but does not appear to dictate whether sex pheromones are differentially detected by males or females.

«This is the first and probably only example of where the whole problem is worked out over the entire circuit from how the sensory receptor protein detects say an odor or pheromone to how the animal behaves,» says Professor Lily Jan, Investigator at the University of California San Francisco, and member of the Kavli 2012 Prize Committee for Neuroscience.

Many animals release pheromones (chemical scent signals) under traumatic conditions that linger in the air and may cause fear reactions in animals that detect them.

This pheromone can be detected by dogs of all ages and signals a calm and confident presence.

The pheromones can be detected by other dogs and enable them to determine each other's sex and social status.