Direct Co-culture
Direct Co-culture - Related Videos
05:48
3D Co-culture with Direct Interaction: Co-culturing Cancer Cells with Monocytes to Study Their Interaction
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2023
This video describes the 3D co-culture of breast cancer cells with monocytes to study their interaction in an extracellular matrix extract (ECME) based environment. This method helps in studying specific features such as collagen degradation, immune cell recruitment, and cell invasion.
09:34
An Automated Culture System for Use in Preclinical Testing of Host-Directed Therapies for Tuberculosis
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Cited by 4 •
2021
Rapid and efficient quantification of intracellular M. tuberculosis growth is crucial for pursuing improved therapies against tuberculosis (TB). This protocol describes a broth-based colorimetric detection assay using an automated liquid culture system to quantify Mtb growth in macrophages treated with candidate host-directed therapies.
01:09
Directing Effect of Substituents: meta-Directing Groups
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2025
Substituents on the benzene ring that direct an incoming electrophile to undergo substitution at the meta position are called meta directors. All meta directors either have a positive charge on the atom directly bonded to the ring or a partial positive charge. These groups function by withdrawing electrons from the ring through inductive and resonance effects. Consider the carbocation intermediates formed upon the addition of an electrophile on nitrobenzene at the ortho, meta, and para...
14:49
Direct and Indirect Culture Methods for Studying Biodegradable Implant Materials In Vitro
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Cited by 1 •
2022
We introduce three methods of direct culture, direct exposure culture, and exposure culture for evaluating the in vitro cytocompatibility of biodegradable implant materials. These in vitro methods mimic different in vivo cell-implant interactions and can be applied to study various biodegradable materials.
09:20
Vectors in Multiple Directions
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2023
Source: Nicholas Timmons, Asantha Cooray, PhD, Department of Physics & Astronomy, School of Physical Sciences, University of California, Irvine, CA This experiment demonstrates how vectors add and subtract in multiple directions. The goal will be to analytically calculate the addition or subtraction of multiple vectors and then to experimentally confirm the calculations. A vector is an object with both magnitude and direction. The magnitude of a vector is simply denoted as the length,...
FAQs
Two interacting routes can operate at once: cells can influence one another through physical membrane contact and through signals released into the shared environment. This combination allows researchers to examine effects that may not appear when tumor cells grow alone. The resulting changes can involve cancer-cell growth, invasion, survival, or response to treatment.
The neighboring population determines which aspect of the tumor microenvironment the experiment represents. Tumor cells may be combined with stromal, immune, endothelial, or other relevant cells, depending on the biological question. Each pairing can expose different cell-to-cell interactions and signaling relationships, helping researchers investigate how surrounding cells influence cancer behavior.
An isolated culture primarily reflects tumor-cell behavior without the influence of neighboring populations. Direct co-culture adds contact and shared signaling, making it possible to observe how other cells alter progression-related behaviors and therapeutic responses. Comparing the two conditions can therefore identify effects attributable to cellular interactions rather than to tumor cells alone.
A study begins by selecting tumor cells and one or more biologically relevant neighboring populations, then growing them together in the same physical environment. Researchers can examine the resulting interaction through outcomes such as growth, invasion, survival, or treatment response. Including an isolated-culture comparison helps determine how much the shared setting changes those outcomes.
This method is useful when the research question concerns interactions between tumor cells and their surrounding cellular environment. Applications include examining tumor progression, evaluating drug efficacy, investigating treatment resistance, and studying how stromal, immune, or endothelial populations affect cancer behavior. It can also support development of models that are more physiologically relevant than isolated cultures.
By placing tumor cells alongside relevant neighboring populations, the approach incorporates forms of cellular interaction that isolated cultures do not provide. It can therefore help connect cancer-cell behavior with signals from the surrounding environment, including effects on survival and therapy response. These findings may guide the development of experimental models that better reflect tumor biology.