High Fat Diet
High Fat Diet - Related Videos
08:28
High Fat Diet Feeding and High Throughput Triacylglyceride Assay in Drosophila Melanogaster
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Cited by 29 •
2017
This is a high fat diet feeding protocol to induce obesity in Drosophila, a model for understanding fundamental molecular mechanisms implicated in lipotoxicity. It also provides a high throughput triacylglyceride assay for measuring fat accumulation in Drosophila and potentially other (insect) models under various dietary, environmental, genetic or physiological conditions.
06:30
An ex vivo Mouse Model for High-Fat Diet-Like Adipose Tissue Inflammation
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2026
Using an ex vivo explant model, small pieces of the rostral portion of visceral white adipose tissue from lean mice are cultured for 7–10 days, enabling the induction and study of adipose tissue inflammation as it occurs during high-fat diet feeding.
09:15
Vinyl Chloride and High-Fat Diet as a Model of Environment and Obesity Interaction
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Cited by 8 •
2020
The goal of this protocol was to develop a murine model of low-level toxicant exposure that does not cause overt liver injury but rather exacerbates pre-existing liver damage. This paradigm better recapitulates human exposure and the subtle changes that occur upon exposure to toxicant concentrations that are considered safe.
05:57
Fat Preference: A Novel Model of Eating Behavior in Rats
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Cited by 9 •
2014
Dietary fat content influences both energy intake and body fat composition in mammals. By examining rats’ preference for high fat food in a series of choice experiments, it is possible to test genetic differences and pharmacological interventions on their preference for high fat food.
06:19
Testing Nicotine Tolerance in Aphids Using an Artificial Diet Experiment
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Cited by 5 •
2008
In this video and assay is demonstrated that tests the tolerance of nicotine to two types of aphids one that infests tobacco plants in the field and one that does not.
FAQs
The metabolic consequences depend on more than the total amount of fat consumed. Fat type, overall quantity, and the length of exposure can each shape lipid metabolism, insulin signaling, inflammation, and disease risk. For this reason, controlled studies must distinguish the composition and duration of a dietary intervention rather than treating all high-fat diets as equivalent.
Fat provides more energy per gram than carbohydrates or proteins, so changing the proportion of fat can modify total energy intake even when the physical amount of food appears similar. This difference can influence energy balance and help explain why dietary composition is considered when studying obesity and other metabolic disorders.
A high-fat diet can affect interactions between the gut microbiome and host tissues, creating another pathway through which dietary composition may influence health. These host-microbe interactions are studied alongside metabolism and inflammation because they may help connect food intake with systemic outcomes, including metabolic disturbances associated with obesity, diabetes, and related conditions.
Researchers can compare defined dietary formulations while varying fat type, fat quantity, and exposure duration. Controlled dietary studies help isolate how these variables relate to changes in energy balance, lipid metabolism, insulin signaling, inflammation, and disease risk. Animal models provide an additional way to examine mechanisms before interpreting their relevance to human metabolic disorders.
Medical research examines high-fat dietary patterns in relation to obesity, type 2 diabetes, cardiovascular disease, and fatty liver disease. These conditions provide different contexts for evaluating altered lipid metabolism, insulin signaling, inflammation, and energy balance. Studying several outcomes helps clarify whether a dietary effect is broad or linked to a particular metabolic disorder.
Ketogenic diets represent a specific formulation within the broader study of high-fat dietary patterns and may have therapeutic uses. Their evaluation requires attention to the formulation rather than assuming that findings from every high-fat diet apply equally. In medicine, this distinction supports more precise research on potential benefits, metabolic effects, and disease-specific relevance.