Growth Chamber Conditions
Growth Chamber Conditions - Related Videos
03:50
Microscopic Analysis of Bacterial Growth Under Stress Using Microfluidic Chambers
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2025
Source: Cayron, J., et al. Multi-scale Analysis of Bacterial Growth Under Stress Treatments. J. Vis. Exp. (2019).This video demonstrates how to prepare and use a microfluidic plate for imaging bacterial cells under stress conditions. It outlines the process of introducing a bacterial culture and a stress-inducing antibiotic medium, followed by cell loading and microscopic setup. Time-lapse imaging in phase-contrast mode is then used to observe the development of elongated, filamentous cells...
10:56
A Novel Three-dimensional Flow Chamber Device to Study Chemokine-directed Extravasation of Cells Circulating under Physiological Flow Conditions
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Cited by 7 •
2013
The three-dimensional flow chamber device is a novel in vitro technology for the quantitative and step-wise evaluation of the extravasation cascade of cells circulating under conditions of physiological shear stress. The device therefore fills a critical need for basic, preclinical, and clinical studies of cell migration.
09:02
Building and Operating a Low-Cost Elevated Carbon Dioxide Growth Chamber to Evaluate Microgreen Physiology under Spaceflight-Relevant CO2 Levels
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2026
This protocol describes how to construct and operate a small, low-cost growth chamber capable of maintaining extreme carbon dioxide (exCO2) levels for plant experiments. The chamber enables reproducible studies of microgreen physiology under spaceflight-relevant atmospheric conditions, using a single-board computer-based monitoring and control system and a passive hydroponic wicking system.
08:32
Tracking Rats in Operant Conditioning Chambers Using a Versatile Homemade Video Camera and DeepLabCut
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Cited by 9 •
2020
This protocol describes how to build a small and versatile video camera, and how to use videos obtained from it to train a neural network to track the position of an animal inside operant conditioning chambers. This is a valuable complement to standard analyses of data logs obtained from operant conditioning tests.
08:24
Using Mycobacterium smegmatis as a Bioindicator for Zinc-Limited Growth Conditions in Mycobacteria
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Cited by 1 •
2024
This protocol details preparation of Zn2+-limited media, growth vessels, and seed cultures to produce Zn2+-limited ribosomes in mycobacteria. Traces of Zn2+ lead to Zn2+-limiting growth and we describe morphogenic features used as bioindicators to verify Zn2+ limitation in vitro in the model bacterium, Mycobacterium smegmatis, and the human pathogen M. tuberculosis.
FAQs
Feedback systems maintain target growth chamber conditions by comparing measured values with preset values and triggering adjustments to heating, cooling, lighting, ventilation, or gas delivery. This control loop limits unintended environmental drift, so observed biological differences are more likely to reflect the experimental treatment rather than changing chamber conditions.
Growth chamber conditions become most informative when temperature, light intensity, photoperiod, relative humidity, and carbon dioxide are treated as defined experimental cues. Controlling these parameters helps researchers interpret whether altered growth or development reflects a genotype difference, an environmental response, or a combination of both.
Standardized settings give researchers a common environmental reference for repeated experiments. When temperature, lighting, humidity, and any included carbon dioxide target remain defined, results can be compared across time and laboratories with less ambiguity. This consistency supports quantitative analysis of growth and development and strengthens interpretation of plant responses to environmental stress.
To establish an experiment, researchers set the selected temperature, light intensity and photoperiod, relative humidity, and, when relevant, carbon dioxide concentration. They then monitor chamber measurements and rely on feedback adjustments to correct departures from the targets. Applying the same defined settings across trials supports repeatable comparisons and clearer interpretation.
These conditions support research on photosynthesis, physiology, disease interactions, and plant-environment relationships, in addition to measurements of growth and development. Researchers can use defined environmental cues to examine how organisms respond under specified conditions, including environmental stress, while improving consistency in the resulting observations and comparisons.
Within environmental research, controlled chamber settings allow biological responses to be examined against known temperature, light, humidity, and sometimes carbon dioxide conditions. This approach connects environmental cues with plant growth, physiology, and development, helping researchers study plant-environment relationships without the same degree of uncontrolled variation across experiments.