Evidence map›Paper›PMID 20578068›Full record

ArticleMagnetic resonance in medicine2010

1H MRS of intramyocellular lipids in soleus muscle at 7 T: spectral simplification by using long echo times without water suppression.

Jimin Ren, A Dean Sherry, Craig R Malloy

Open access · bronzeAbstract read
In one paragraph

Article in Magnetic resonance in medicine, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed
3.2field-weighted citation impact, top 9% of its field
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

17 citing papers in PubMed, 44 citations in OpenAlex.

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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

3 authors at 3 institutions in 1 country.

Jimin RenAdvanced Imaging Research Center, University of Texas Southwestern Medical Center, Dallas, Texas 75390-8568, USA.
A Dean Sherry
Craig R Malloy
Advanced Imaging Research (United States) · USSouthwestern Medical Center · USThe University of Texas Southwestern Medical Center · US

Funding

YTTRIUM HYPERPOLARIZATIONP41RR002584 · NCRR · UT SOUTHWESTERN MEDICAL CENTER · PI BROWNING, JEFF L · 1985 to 2011
$14.3M
Skeletal Mitochondrial Function, Body Weight, and Diabetes, Project 5 of 10RL1DK081186 · NIDDK · UT SOUTHWESTERN MEDICAL CENTER · PI MALLOY, CRAIG R · 2007 to 2011
$1.9M
NCRR NIH HHS P41 RR002584NCRR NIH HHS RR002584NIDDK NIH HHS DK081186NIDDK NIH HHS RL1 DK081186
6 · The paper itself

Abstract

The popular short echo time (1)H MR spectroscopy acquisition method for detection of intramyocellular lipids suffers from spectral overlap due to the large, broad, and asymmetric extramyocellular lipid signals, the time-consuming practice of selecting "lean" voxels for spectroscopy, and the overlap of the extramyocellular lipid signal with the creatine methyl (1)H signal at approximately 3 parts per million (ppm), commonly used as an internal standard. Using an alternative acquisition strategy, spectra with well-resolved intramyocellular lipids resonances were acquired from large volumes (10 to 15 mL) of human soleus muscle in less than 5 min by single-voxel 7-T (1)H MR spectroscopy, using an echo time of 280 ms. From the high-resolution spectra, an average intramyocellular lipid concentration of 7.7 +/- 3.5 mmol/kg muscle was found for 25 healthy subjects (male/female 17/8; age 29.4 +/- 6.6 years). Since water suppression was not required, the (1)H signals from unsaturated intracellular triglycerides at about 5.3 ppm were easily detected, which, in combination with the well-determined -(CH(2))(n)-/CH(3) intensity ratio at long echo time, enabled assessment of the composition of triglycerides in the intramyocellular lipids compartment. Long-echo single-voxel spectroscopy at 7 T offers rapid and convenient acquisition of high-resolution spectra from human soleus muscle.

Indexed as

AlgorithmsBody WaterFemaleHumansLipidsMagnetic Resonance SpectroscopyMaleMuscle, SkeletalProtonsYoung AdultLipidsProtons

Identifiers

PMID20578068
PMCPMC3022418
OpenAlexW2053475982

What OpenQuestion holds

Textmetadata
LicenceTDM
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.