Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Photoreceptors and Visual Pathways

Photoreceptors and Visual Pathways

At the molecular level, visual signals trigger transformations in photopigment molecules, resulting in changes in the photoreceptor cell's membrane potential. The photon's energy level is denoted by its wavelength, with each specific wavelength of visible light associated with a distinct color. The spectral range of visible light, classified as electromagnetic radiation, spans from 380 to 720 nm. Electromagnetic radiation wavelengths exceeding 720 nm fall under the infrared category, whereas...

Investigation of Disease Outbreaks

Investigation of Disease Outbreaks

Multistate foodborne outbreaks pose significant public health risks and require meticulous investigation to identify sources and implement control measures. The Centers for Disease Control and Prevention (CDC) utilizes a dynamic seven-step process for these investigations, integrating data from laboratories, interviews, and environmental assessments to protect public health.Outbreak Detection: The detection of multistate outbreaks typically begins with PulseNet, the CDC's national laboratory...

You might also read

Related Articles

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

Sort by

Same author

Feed efficiency reduction and avian uncoupling protein expression in heat stressed broilers.

Journal of thermal biology·2025

Same author

Selective breeding for high natural antibody level increases resistance to avian pathogenic Escherichia coli (APEC) in chickens.

Developmental and comparative immunology·2018

Same author

Field and laboratory findings following the large-scale use of intermediate type infectious bursal disease vaccines in Denmark.

Avian pathology : journal of the W.V.P.A·2018

Same author

Signs Indicating Imminent Death in Escherichia coli-Infected Broilers.

Avian diseases·2017

Same author

Mycotic spondylitis in broilers caused by Aspergillus fumigatus resulting in partial anterior and posterior paralysis.

Avian pathology : journal of the W.V.P.A·2016

Same author

Enterococcus hirae-associated endocarditis outbreaks in broiler flocks: clinical and pathological characteristics and molecular epidemiology.

The veterinary quarterly·2011

Search research articles

Related Experiment Video

Updated: Jul 5, 2026

Modeling Cataract Surgery in Mice

Modeling Cataract Surgery in Mice

Published on: December 1, 2023

A cataract outbreak in broiler breeders.

W J Landman¹, R M Dwars

¹Animal Health Service, Poultry Health Centre, Deventer, The Netherlands.

Avian Pathology : Journal of the W.V.P.A

|May 17, 2008

Summary

Ocular lesions, including lens cataract and iritis, were observed in broiler breeder birds. Despite transmission studies, the infectious cause of these bird eye alterations remains undetermined.

Area of Science:

Veterinary ophthalmology
Avian pathology

Background:

Lens cataract and iritis were observed in a flock of grandparent broiler breeders.
Histopathology revealed stromal lens alterations (phacolysis, globule formation) and anterior uveitis.

Purpose of the Study:

To investigate the cause of ocular lesions in broiler breeder birds.
To assess a potential infectious etiology for the observed eye alterations.

Main Methods:

Histopathological examination of affected avian eyes.
Transmission experiments to evaluate infectious agents.

Main Results:

Significant lens alterations including liquefaction and globule formation were identified.
Lymphocytic-plasmacytic anterior uveitis was a consistent finding.

More Related Videos

Production of Germ-Free Fast-Growing Broilers from a Commercial Line for Microbiota Studies

Production of Germ-Free Fast-Growing Broilers from a Commercial Line for Microbiota Studies

Published on: June 18, 2020

Characterization of Molecular Mechanisms of In vivo UVR Induced Cataract

Characterization of Molecular Mechanisms of In vivo UVR Induced Cataract

Published on: November 28, 2012

Related Experiment Videos

Last Updated: Jul 5, 2026

Modeling Cataract Surgery in Mice

Modeling Cataract Surgery in Mice

Published on: December 1, 2023

Production of Germ-Free Fast-Growing Broilers from a Commercial Line for Microbiota Studies

Production of Germ-Free Fast-Growing Broilers from a Commercial Line for Microbiota Studies

Published on: June 18, 2020

Characterization of Molecular Mechanisms of In vivo UVR Induced Cataract

Characterization of Molecular Mechanisms of In vivo UVR Induced Cataract

Published on: November 28, 2012

Transmission experiments did not establish an infectious cause.

Conclusions:

The specific cause of lens cataract and iritis in this flock could not be determined.
Further research may be needed to elucidate the etiology of these avian eye conditions.