Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Depth Perception and Spatial Vision01:15

Depth Perception and Spatial Vision

2.1K
Depth perception is the ability to perceive objects three-dimensionally. It relies on two types of cues: binocular and monocular. Binocular cues depend on the combination of images from both eyes and how the eyes work together. Since the eyes are in slightly different positions, each eye captures a slightly different image. This disparity between images, known as binocular disparity, helps the brain interpret depth. When the brain compares these images, it determines the distance to an object.
2.1K
Local Attraction01:22

Local Attraction

399
Local attraction refers to disturbances in compass readings caused by magnetic influences from nearby objects such as metal fences, buried pipes, vehicles, buildings, power lines, or natural iron ore deposits. Small items like wristwatches, steel tools, or belt buckles can also interfere with the compass by creating local magnetic fields that distort the Earth's natural magnetic field. These distortions lead to inaccurate readings, posing navigation and land surveying challenges.Local...
399
Field Effect Transistor01:29

Field Effect Transistor

1.2K
Field-effect transistors (FETs) are integral to electronic circuits and distinguished by their three-terminal setup: the gate, drain, and source. These transistors operate as unipolar devices, which utilize either electrons or holes as charge carriers, in contrast to bipolar transistors, which use both types of carriers. The primary function of the FET is to modulate the flow of these carriers from the source to the drain through a channel. The voltage difference between the gate and source...
1.2K
Electric Field01:16

Electric Field

12.9K
Consider two point charges, each exerting Coulomb force on the other. It is possible to describe the Coulomb interaction via an intermediate step by defining a new physical quantity called the electric field.
In the new picture, imagine that the first charge sets up an electric field independent of all other charges in the universe. When another charge comes in its vicinity, the second charge experiences an electric force depending on the electric field at that point. The source charge does not...
12.9K
Magnetic Fields01:27

Magnetic Fields

7.4K
A moving charge or a current creates a magnetic field in the surrounding space, in addition to its electric field. The magnetic field exerts a force on any other moving charge or current that is present in the field. Like an electric field, the magnetic field is also a vector field. At any position, the direction of the magnetic field is defined as the direction in which the north pole of a compass needle points.
A magnetic field is defined by the force that a charged particle experiences...
7.4K
Electromagnetic Fields01:30

Electromagnetic Fields

2.8K
Electric fields generated by static charges, often referred to as electrostatic fields, are characteristically different from electric fields created by time-varying magnetic fields. While the former is a conservative field, implying that no net work is done on a test charge if it goes around in a complete loop in the field, the latter is, by definition, not a conservative field; net work is done, and it is proportional to the rate of change of magnetic flux.
However, the observation of...
2.8K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Multi-component sex pheromone processing in the American cockroach: comparative aspects across insects from molecules to behavior.

The Journal of experimental biology·2026
Same author

Long-Term Follow-Up of JCOG1008, a Randomized Phase II/III Trial of Chemoradiotherapy Comparing 3-Weekly Cisplatin With Weekly Cisplatin in Postoperative Head and Neck Cancer.

Journal of clinical oncology : official journal of the American Society of Clinical Oncology·2026
Same author

Correction to: Olfactory coding in honeybees.

Cell and tissue research·2026
Same author

Oncolytic Herpes Virus G47∆ Potentiates ADCC-Inducing Molecular Targeted Therapy via Coordinated Activation of Innate and Adaptive Immune Responses.

Molecular cancer therapeutics·2026
Same author

Risk factors for aspiration pneumonia related to postoperative chemoradiotherapy for high-risk head and neck cancer: A supplementary analysis of a phase II/III JCOG1008 trial.

Oral oncology·2026
Same author

Extinction, spontaneous recovery and ABA renewal of Pavlovian conditioning in the cricket Gryllus bimaculatus.

The Journal of experimental biology·2026

Related Experiment Video

Updated: Feb 14, 2026

Topographical Estimation of Visual Population Receptive Fields by fMRI
06:02

Topographical Estimation of Visual Population Receptive Fields by fMRI

Published on: February 3, 2015

9.7K

Spatial Receptive Fields for Odor Localization.

Hiroshi Nishino1, Masazumi Iwasaki1, Marco Paoli2

  • 1Research Institute for Electronic Science, Hokkaido University, Sapporo 060-0812, Japan.

Current Biology : CB
|February 13, 2018
PubMed
Summary

Cockroaches can pinpoint pheromone sources using spatial olfactory coding, even with one antenna. This study reveals how projection neurons in the antennal lobe encode scent location, aiding mate localization.

Keywords:
antennaantennal lobeinsectmushroom bodypheromoneprojection neuronreceptive field

More Related Videos

Electroantennography-based Bio-hybrid Odor-detecting Drone using Silkmoth Antennae for Odor Source Localization
06:00

Electroantennography-based Bio-hybrid Odor-detecting Drone using Silkmoth Antennae for Odor Source Localization

Published on: August 27, 2021

6.2K
Controlled Odor Mimic Permeation Systems for Olfactory Training and Field Testing
05:54

Controlled Odor Mimic Permeation Systems for Olfactory Training and Field Testing

Published on: January 28, 2021

5.1K

Related Experiment Videos

Last Updated: Feb 14, 2026

Topographical Estimation of Visual Population Receptive Fields by fMRI
06:02

Topographical Estimation of Visual Population Receptive Fields by fMRI

Published on: February 3, 2015

9.7K
Electroantennography-based Bio-hybrid Odor-detecting Drone using Silkmoth Antennae for Odor Source Localization
06:00

Electroantennography-based Bio-hybrid Odor-detecting Drone using Silkmoth Antennae for Odor Source Localization

Published on: August 27, 2021

6.2K
Controlled Odor Mimic Permeation Systems for Olfactory Training and Field Testing
05:54

Controlled Odor Mimic Permeation Systems for Olfactory Training and Field Testing

Published on: January 28, 2021

5.1K

Area of Science:

  • Neuroscience
  • Animal Behavior
  • Sensory Biology

Background:

  • Animals use olfaction for navigation, but spatial odor encoding mechanisms are unclear.
  • Bilateral comparison is not essential for odor localization in American cockroaches.
  • Olfactory sensory neuron convergence in the antennal lobe may lead to spatial information loss.

Purpose of the Study:

  • To investigate how American cockroaches encode spatial information about pheromones.
  • To identify neuronal mechanisms underlying odor localization.
  • To understand the role of projection neurons in spatial olfactory processing.

Main Methods:

  • Identification of pheromone-responsive projection neurons (PNs) in the American cockroach.
  • Analysis of antennal lobe and mushroom body circuitry.
  • Characterization of PN receptive fields and responses to stimulus geometry.

Main Results:

  • 12 types of PNs with spatially tuned receptive fields were identified.
  • Antennotopic organization of OSN terminals and PN compartmentalization in the macroglomerulus (MG) enable spatial pheromone encoding.
  • PNs project to distinct mushroom body compartments, facilitating spatial olfactory information processing.
  • MG PNs exhibit complex spatial receptive fields and modulate responses based on stimulus geometry.

Conclusions:

  • A novel mechanism for encoding pheromone spatial distribution is proposed.
  • This mechanism expands understanding of odor coding and insect mate localization strategies.
  • Spatial olfactory information is processed along the insect olfactory circuit via projection neurons.