Evidence map›Paper›PMID 27842350›Full record

ArticleJournal of visualized experiments : JoVE2016

High-fat Feeding Paradigm for Larval Zebrafish: Feeding, Live Imaging, and Quantification of Food Intake.

Jessica P Otis, Steven A Farber

Abstract readVideo-Audio Media
In one paragraph

Article in Journal of visualized experiments : JoVE, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

15 citing papers in PubMed.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

2 authors.

Jessica P OtisDepartment of Embryology, Carnegie Institution for Science.
Steven A FarberDepartment of Embryology, Carnegie Institution for Science; Department of Biology, Johns Hopkins University; farber@ciwemb.edu.

Funding

Systematic Vertebrate Functional GenomicsR01GM063904 · NIGMS · UNIVERSITY OF TEXAS AT AUSTIN · PI EKKER, STEPHEN CARL · 2001 to 2025
$10.7M
Identifying genes required for digestive physiology and lipid metabolismR01DK093399 · NIDDK · JOHNS HOPKINS UNIVERSITY · PI STEVEN A FARBER, John F Rawls · 2013 to 2026
$7.6M
The role of caveolin 1 in intestinal lipid processing and transportF32DK096786 · NIDDK · CARNEGIE INSTITUTION OF WASHINGTON, D.C. · PI OTIS, JESSICA · 2012 to 2014
$156k
NIDDK NIH HHS F32 DK096786NIDDK NIH HHS R01 DK093399NIGMS NIH HHS R01 GM063904
6 · The paper itself

Abstract

Zebrafish are emerging as a model of dietary lipid processing and metabolic disease. This protocol describes how to feed larval zebrafish a lipid-rich meal, which consists of an emulsion of chicken egg yolk liposomes created by sonicating egg yolk in embryo media. Detailed instructions are provided to screen larvae for egg yolk consumption so that larvae that fail to feed will not confound experimental results. The chicken egg yolk liposomes can be spiked with fluorescent lipid analogs, including fatty acids and cholesterol, enabling both systemic and subcellular visualization of dietary lipid processing. Several methods are described to mount larvae that are conducive to short- and long-term live imaging with both upright and inverted objectives at high and low magnification. Additionally presented is an assay to quantify larval food intake by extracting the lipids of larvae fed fluorescent lipid analogs, spotting the lipids on a thin layer chromatography plate, and quantifying the fluorescence. Finally, critical aspects of the procedures, important controls, options for modifying the protocols to address specific experimental questions, and potential limitations are discussed. These techniques can be applied not only to focused, hypothesis driven inquiries, but also to a variety of screens and live imaging techniques to study dietary lipid metabolism and the control of food intake.

Indexed as

Animal FeedDietary FatsZebrafishAnimalsChickensEgg YolkFatty AcidsLarvaDietary FatsFatty Acids

Identifiers

PMID27842350
PMCPMC5226075

What OpenQuestion holds

Textmetadata
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Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.