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Series GSE235781 Query DataSets for GSE235781
Status Public on Jan 08, 2024
Title Effects of lifelong exercise and age on transcriptome dynamics in MHC I and MHC IIa muscle fibers at baseline and in response to resistance exercise
Organism Homo sapiens
Experiment type Expression profiling by high throughput sequencing
Summary RNA-Seq was used for the first time to investigate the effects of resistance exercise on transcriptome dynamics in slow myosin heavy chain (MHC) I and fast MHC IIa muscle fibers among 3 groups of men. Vastus lateralis muscle biopsies were obtained before and 4 hours after resistance exercise.
 
Overall design A total of 25 males were included in this investigation. The participants included 8 lifelong exercisers (74±1y), 9 old healthy non-exercisers (75±1y), and 8 young exercisers (25±1y). Vastus lateralis biopsies were obtained in conjunction with a resistance exercise bout (bilateral knee extensions with 3x10 reps at 70% of 1-RM) and included a basal biopsy and another biopsy 4 hours after the exercise session. From each biopsy sample, individual muscle fibers were isolated. After myosin isoform identification of isolated fibers via SDS-PAGE, RNA extraction of MHC I and MHC IIa muscle fibers was performed. Thus, each resulting sample contained total RNA from either MHC I or MHC IIa muscle fibers. A total of 100 samples were analyzed using RNA-Seq. The study design allowed us to examine the acute effects of resistance exercise on transcriptome dynamics in MHC I and MHC IIa muscle fibers with age and exercise.
 
Contributor(s) Raue U, Begue G, Minchev K, Jemiolo B, Gries KJ, Chambers TL, Rubenstein AB, Zaslavsky E, Sealfon SC, Trappe TA, Trappe S
Citation(s) 38095016
Submission date Jun 26, 2023
Last update date Jan 30, 2024
Contact name Aliza Rubenstein
E-mail(s) aliza.rubenstein@mssm.edu
Organization name Icahn School of Medicine at Mount Sinai
Street address 1 Gustave L. Levy Pl
City Manhattan
State/province NY
ZIP/Postal code 10029
Country USA
 
Platforms (1)
GPL18573 Illumina NextSeq 500 (Homo sapiens)
Samples (81)
GSM7509418 vastus lateralis muscle,SLOW,LLE,trained,1,male,PRE
GSM7509419 vastus lateralis muscle,SLOW,LLE,trained,1,male,POST
GSM7509420 vastus lateralis muscle,FAST,LLE,trained,1,male,PRE
This SubSeries is part of SuperSeries:
GSE236600 Effects of lifelong exercise and age on transcriptome dynamics in MHC I and MHC IIa muscle fibers at baseline and in response to resistance exercise (all samples)
Relations
BioProject PRJNA987612

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Supplementary file Size Download File type/resource
GSE235781_counts_geo.txt.gz 7.1 Mb (ftp)(http) TXT
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Raw data are available in SRA
Processed data are available on Series record

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