A 6-well plate is a type of multiwell plate commonly used in cell culture experiments. It consists of six individual wells, each with a capacity of approximately 2-3 ml. The wells are typically arranged in a 2 x 3 rectangular array and are often made of polystyrene or other plastic materials.

6-well plates are widely used in cell culture experiments because they provide a convenient and cost-effective way to perform multiple experiments simultaneously using the same type of cells. Each well can be used to culture a separate sample or to perform a different experiment, allowing researchers to test multiple conditions in parallel and increase experimental throughput.

The size and shape of the wells in a 6-well plate are designed to accommodate a range of cell types and culture conditions. The wells are typically treated with a layer of extracellular matrix proteins or other coatings to promote cell attachment and growth. The wells can be used to culture cells in suspension or as monolayers, and they can be used to perform a range of assays, including cell viability assays, transfection assays, and ELISAs.

In addition to 6-well plates, multiwell plates are available in a range of sizes and configurations, including 24-well, 48-well, 96-well, and 384-well plates. These plates can be used to culture different numbers of cells and perform different types of experiments, depending on the specific research question and experimental design.