Study
Human FactorsHigh ImpactStrong effect

Skeletal muscle biopsy yields sufficient mitochondria for respirometric analysis

A refined protocol allows for the isolation of functional mitochondria from minimal skeletal muscle tissue samples, enabling detailed respirometric analysis.

Journal of Visualized Experiments · 2015

01

Key Findings

  • 011.0 μg of isolated mitochondria is sufficient to measure respiration.
  • 025.0 μg of isolated mitochondria provides the most consistent results.
  • 03The protocol results in limited non-mitochondrial contamination.
02

Application

Design takeaway

Designers can leverage this technique to gain deeper insights into muscle function, informing the development of products that interact with or aim to improve muscle performance and health.

How to apply

When designing products or systems that interact with or aim to influence muscle physiology, consider how to incorporate or account for variations in mitochondrial function and energy production.

Project actions

  • 01Consider how to measure the 'energy output' of biological systems in your design project.
  • 02Think about how to minimize sample size requirements for testing in your design process.
03

Method & Evidence

AimTo develop and validate a method for isolating functional mitochondria from percutaneous skeletal muscle biopsies for respirometric assessment.
MethodExperimental validation of a laboratory protocol
ProcedureSkeletal muscle tissue was obtained via percutaneous needle biopsy. Mitochondria were isolated from these samples, and their respirometric activity was assessed using an extracellular flux analyzer. Different quantities of isolated mitochondria were tested to determine optimal amounts for analysis, and contamination levels were assessed via Western blot.
ContextBiomedical research, specifically cellular metabolism and muscle physiology.

Variables

IVQuantity of isolated mitochondria (1.0, 2.5, 5.0 μg)
DVRespirometric profile consistency (e.g., standard error of measurements)
CVMuscle tissue source, isolation protocol, respirometric analyzer settings
04

Strengths & Limitations

Strengths

  • +Provides a refined and efficient protocol for mitochondrial isolation.
  • +Quantifies optimal sample amounts for consistent respirometric analysis.

Limitations

The specific muscle type and the equipment used might limit the generalizability of the findings.

Reliability & validity

Reliability is supported by the comparison of standard errors across different mitochondrial quantities. Validity is suggested by the low contamination levels of non-mitochondrial markers.

Think critically

How might the efficiency of mitochondrial function, as measured by this technique, be influenced by different environmental factors or product interactions?

05

Design Principles

"Resource optimization in biological sampling for detailed functional analysis."

This research offers a more efficient and less invasive method for studying cellular energy production in muscle tissue. For designers, understanding the metabolic capabilities of muscle can inform the design of performance-enhancing equipment, rehabilitation tools, or even nutritional supplements.

06

What This Means for Your Design

Scientists found a way to get tiny powerhouses (mitochondria) from a small muscle sample to study how muscles make energy, using less tissue than before.

How to use in your project

  • 1.Reference this study when discussing methods for assessing biological function or efficiency in your design project.
07

Add to My Project

08

Quick Cite

(2015). Preparation and Respirometric Assessment of Mitochondria Isolated from Skeletal Muscle Tissue Obtained by Percutaneous Needle Biopsy. Journal of Visualized Experiments. https://doi.org/10.3791/52350-v Retrieved from https://designdex.org/study/4c60c9ba-debb-4593-bdd8-805483064441/skeletal-muscle-biopsy-yields-sufficient-mitochondria-for-respirometric-analysis

Paragraph starter

This research demonstrates an efficient method for isolating functional mitochondria from minimal skeletal muscle tissue, enabling detailed respirometric analysis. This approach highlights the potential for obtaining significant biological insights from small sample sizes, a principle applicable to optimizing testing procedures in design projects.

09

Source

Journal of Visualized Experiments

Preparation and Respirometric Assessment of Mitochondria Isolated from Skeletal Muscle Tissue Obtained by Percutaneous Needle Biopsy

journal · 2015

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Questions about this research

What does the research say about skeletal muscle biopsy yields sufficient mitochondria for respirometric analysis?
Designers can leverage this technique to gain deeper insights into muscle function, informing the development of products that interact with or aim to improve muscle performance and health. Evidence: Journal of Visualized Experiments (2015).
Why does "Skeletal muscle biopsy yields sufficient mitochondria for respirometric analysis" matter for design?
This research offers a more efficient and less invasive method for studying cellular energy production in muscle tissue. For designers, understanding the metabolic capabilities of muscle can inform the design of performance-enhancing equipment, rehabilitation tools, or even nutritional supplements.
How can designers apply this research?
Designers can leverage this technique to gain deeper insights into muscle function, informing the development of products that interact with or aim to improve muscle performance and health.
What were the main findings?
1.0 μg of isolated mitochondria is sufficient to measure respiration.. 5.0 μg of isolated mitochondria provides the most consistent results.. The protocol results in limited non-mitochondrial contamination.
What research method was used?
Experimental validation of a laboratory protocol.
How strong is the evidence?
Evidence strength is rated Strong effect, based on a 2015 journal from Journal of Visualized Experiments.
What should I do differently in my next project?
When designing products or systems that interact with or aim to influence muscle physiology, consider how to incorporate or account for variations in mitochondrial function and energy production.
What are the limitations?
The study focuses on a specific muscle group (Vastus lateralis) and may not be universally applicable to all skeletal muscles. The respirometric analysis is limited to the capabilities of the specific analyzer used.
Is there evidence that muscle affects design outcomes?
A new method can successfully isolate enough functional mitochondria from small muscle samples for detailed energy production analysis, with minimal contamination. This research offers a more efficient and less invasive method for studying cellular energy production in muscle tissue. For designers, understanding the me Source: Journal of Visualized Experiments (2015).
Where does this skeletal muscle research apply?
Biomedical research, specifically cellular metabolism and muscle physiology. It sits within human factors research on designdex.org.

Related research topics

muscle design research · evidence on muscle · does muscle improve design outcomes · skeletal muscle studies for designers · muscle and skeletal muscle findings · human factors research evidence