Request a Quote

colony plating

Colony Plating: 

Colony plating stands as a fundamental technique in microbiology and molecular biology, indispensable for replicating and distributing viable cell cultures. This pivotal process finds applications across diverse fields, ranging from basic research to pharmaceutical development, where the ability to propagate and isolate specific bacterial colonies is crucial for experimental success.

Replication of Viable Cell Cultures:

Colony plating serves as a cornerstone in the replication of viable cell cultures, enabling researchers to generate numerous genetically identical colonies from a single bacterial culture. This replication process is essential for scaling up experiments, conducting parallel assays, and ensuring consistency in experimental results.

Observation of Introduced Properties:

Beyond replication, colony plating plays a crucial role in observing and confirming the successful introduction of specific properties into bacterial cultures. For instance, in genetic engineering experiments, researchers often aim to introduce observable traits, such as antibiotic resistance, through transformation procedures. Colony plating allows for the visual identification of colonies that have acquired the desired trait, such as ampicillin resistance, thereby confirming the success of the transformation process.

Assessment of Transformation Success:

In addition to property observation, colony plating serves as a valuable tool for assessing the success of transformation procedures. By comparing the growth of transformed colonies on selective media, such as ampicillin-containing agar plates, to non-transformed control plates, researchers can determine the efficiency and efficacy of the transformation process. The presence of viable colonies on selective media indicates successful transformation, validating the introduction of the desired genetic material into the bacterial culture.

Enhancing Experimental Efficiency and Accuracy:

By facilitating the replication of cell cultures and enabling the observation of introduced properties, colony plating enhances the efficiency and accuracy of experimental workflows. This essential technique empowers researchers to generate reliable data, validate experimental outcomes, and advance scientific understanding across various disciplines, from microbiology to biotechnology.

Synthetic Biology Pipeline

Colony Plating is a key part of the following Applications Pipelines that we support:


In the following video, the SOLO plates 12 colonies at a time directly onto a Petri Dish.  This is part of a system developed for the USDA.