Kondo explains, "When cotyledons (embryonic leaves) of Arabidopsis thaliana on a petri dish are cultivated for about four ...

Caption What started in a petri dish such as this could ultimately provide protein for 500 million people annually. From this tissue in the lab, cotton plants with no toxic gossypol in the seed ...

How is a normal cell transformed into a cancerous cell? The proteins involved in cell division events no longer appropriately drive progression from one cell cycle stage to the next.

"However, cultivating Treponema pallidum (DSM 117211) in a petri dish is extremely complicated. We are currently establishing the protocol developed by Professor Norris' group at the DSMZ." Until the ...

It is therefore important that any petri dish or agar used is sterilised before use, and that aseptic techniques are used to inoculate the plates. An inoculating loop can be used to transfer bacteria.

Petri dish A glass or plastic circular dish. Used in combination with agar to grow cells. Quadrat A square grid, often 1m squared. Used to sample plants or slow moving animals e.g. snails.