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

Regulation of Food Intake01:30

Regulation of Food Intake

2.9K
Short-term regulation of food intake primarily involves neural signals from the gastrointestinal (GI) tract, blood nutrient levels, and GI tract hormones. Communication between the gut and brain via vagal nerve fibers plays a significant role in evaluating the contents of the gut. Clinical studies have shown that protein ingestion produces a more prolonged response in these nerve fibers compared to an equivalent amount of glucose. Additionally, the activation of stretch receptors caused by GI...
2.9K
Regulation of Water Intake01:25

Regulation of Water Intake

2.8K
Osmolality refers to the number of solute particles per kilogram of solvent in a solution. Plasma osmolality specifically indicates the total number of solute particles per kilogram of water in blood plasma. This value reflects the body's hydration status and is tightly regulated through mechanisms controlling water intake and output. While water consumption is a conscious decision, the body has intrinsic regulatory systems to maintain fluid balance. Dehydration, a state of water deficit...
2.8K
Quantifying Work02:30

Quantifying Work

24.5K
As a system undergoes a change, its internal energy can change, and energy can be transferred from the system to the surroundings, or from the surroundings to the system.
24.5K
Microorganisms in Agriculture and Food industry01:27

Microorganisms in Agriculture and Food industry

1.5K
Microorganisms play a crucial role in agriculture and the food industry, contributing to soil fertility, crop protection, and food production. Their functions range from nitrogen fixation and biopesticide production to fermentation and food preservation, making them indispensable to sustainable farming and food safety.Role in AgricultureNitrogen-fixing bacteria, such as Rhizobium (symbiotic) and Azotobacter (free-living), convert atmospheric nitrogen into ammonia through biological nitrogen...
1.5K
Quantifying Heat02:46

Quantifying Heat

62.2K
Thermal Energy Microscopically, thermal energy is the kinetic energy associated with the random motion of atoms and molecules. Temperature is a quantitative measure of “hot” or “cold”, which depends on the amount of thermal energy. When the atoms and molecules in an object are moving or vibrating quickly, they have a higher average kinetic energy (KE) (or higher thermal energy), and the object is perceived as “hot”, or it is described as being at a higher temperature. When the...
62.2K
Pharmacokinetics: Drug–Food and Drug–Viral Interactions01:26

Pharmacokinetics: Drug–Food and Drug–Viral Interactions

257
A drug interaction occurs when the concurrent use of another drug, food, or an external substance alters the pharmacological activity of a drug. This interaction can modify the action of the original drug, affecting its effectiveness and safety.Drug–food interactions are significant as they impact drug absorption, metabolism, and excretion. For example, grapefruit juice is a well-known disruptor of drug metabolism. It inhibits the cytochrome P450 3A4 enzyme, crucial for the metabolism of...
257

You might also read

Related Articles

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

Sort by
Same author

Ventral pallidal GABAergic neurons control hedonic feeding and obesity.

bioRxiv : the preprint server for biology·2026
Same author

Comparative immunogenicity and cross-protection of wild-type and reverse genetics H5N8 (clade 2.3.4.4b) oil-adjuvanted vaccines against circulating H5N1 avian influenza viruses from clades 2.3.4.4b and 2.2.1.2.

Avian pathology : journal of the W.V.P.A·2026
Same author

Innovative silver-salicylic acid nanoparticle coatings based on CMC and chitosan for mango (Mangifera indica L. cv. "Fajri Klan") fruit preservation.

Scientific reports·2026
Same author

Amelioration of 5-Fluorouracil-Induced Hepatorenal Toxicity by Epigallocatechin Gallate-Functionalized Selenium Nanoparticles: A Multi-Targeted Protective Approach.

International journal of molecular sciences·2026
Same author

Boosting luminescence in oxide phosphors by the vitrifying-devitrifying approach.

Nature communications·2026
Same author

Neuroprotective effects of rutin, sodium selenite, and rutin-conjugated selenium nanoparticles in a social isolation model.

Frontiers in pharmacology·2026

Related Experiment Video

Updated: Feb 9, 2026

Author Spotlight: Exploring the Relationship Between Lipotoxicity and HFpEF
07:05

Author Spotlight: Exploring the Relationship Between Lipotoxicity and HFpEF

Published on: February 23, 2024

3.8K

Challenges in quantifying food intake in rodents.

Mohamed A Ali1, Alexxai V Kravitz2

  • 1National Institute of Diabetes and Digestive and Kidney Diseases, Bethesda, MD, USA.

Brain Research
|June 16, 2018
PubMed
Summary

Accurately measuring rodent food intake is vital for understanding feeding disorders like obesity. This review compares four common methods, detailing their pros and cons for research accuracy and practicality.

Keywords:
EatingFeedingIntakeObesityOpen-source

More Related Videos

Feeding Experimentation Device FED: Construction and Validation of an Open-source Device for Measuring Food Intake in Rodents
09:18

Feeding Experimentation Device FED: Construction and Validation of an Open-source Device for Measuring Food Intake in Rodents

Published on: February 21, 2017

8.6K
Manipulation of Rhythmic Food Intake in Mice Using a Custom-Made Feeding System
07:34

Manipulation of Rhythmic Food Intake in Mice Using a Custom-Made Feeding System

Published on: December 16, 2022

2.9K

Related Experiment Videos

Last Updated: Feb 9, 2026

Author Spotlight: Exploring the Relationship Between Lipotoxicity and HFpEF
07:05

Author Spotlight: Exploring the Relationship Between Lipotoxicity and HFpEF

Published on: February 23, 2024

3.8K
Feeding Experimentation Device FED: Construction and Validation of an Open-source Device for Measuring Food Intake in Rodents
09:18

Feeding Experimentation Device FED: Construction and Validation of an Open-source Device for Measuring Food Intake in Rodents

Published on: February 21, 2017

8.6K
Manipulation of Rhythmic Food Intake in Mice Using a Custom-Made Feeding System
07:34

Manipulation of Rhythmic Food Intake in Mice Using a Custom-Made Feeding System

Published on: December 16, 2022

2.9K

Area of Science:

  • Animal behavior and physiology
  • Neuroscience and metabolic research
  • Laboratory animal science

Background:

  • Accurate quantification of food intake in rodents is essential for studying feeding behaviors and related disorders such as obesity and anorexia nervosa.
  • Despite its importance, precise measurement of rodent food consumption presents significant challenges in research settings.
  • Existing methods for monitoring rodent feeding behavior vary in their accuracy, cost, and practical applicability.

Purpose of the Study:

  • To provide a comprehensive overview of the most prevalent methods used for measuring food intake in laboratory rodents.
  • To critically evaluate the advantages and disadvantages of each method concerning accuracy, error sources, cost-effectiveness, and usability.
  • To discuss future directions and persistent challenges in the field of rodent feeding behavior measurement.

Main Methods:

  • Manual weighing of food consumed by rodents.
  • Utilization of automated weighing scales for continuous food intake monitoring.
  • Employing pellet dispensers to control and measure food delivery.
  • Implementing video-based analysis systems for tracking feeding patterns.

Main Results:

  • Each method (manual weighing, automated scales, pellet dispensers, video analysis) presents a unique set of benefits and limitations.
  • Key considerations for method selection include the required level of accuracy, potential for experimental error, budget constraints, and operational feasibility.
  • No single method is universally superior; the optimal choice depends on specific research objectives and resources.

Conclusions:

  • The selection of an appropriate food intake measurement technique is crucial for the validity and reliability of rodent feeding studies.
  • Researchers must carefully weigh the trade-offs associated with each method to ensure accurate data collection.
  • Further innovation in feeding device technology is needed to address current limitations and improve the measurement of food intake in laboratory rodents.