the formation of heart-shaped embryos was reported 10-11 days after microspore isolation-whereas embryos in the cotyledon stage were observed 18-20 days later, and embryos at the heart, torpedo-and cotyledon stage embryos were observed in each Petri dish
at 25-30 days.
The limited space of the 1800 MHz setup allows for cell containers of small sizes, such as the 35 mm Petri dish
or small culture plates.
A group of 50 termites was introduced in each Petri dish
, which was wrapped with Parafilm to reduce desiccation.
1 5 nt NLN-13 / 60 x 15 mm petri dish
Ten seeds were spaced out on sterile filter paper contained in a 9-cm-diameter Pyrex Petri dish
Using an eye dropper, the scientists added some of this syrupy black stuff to the petri dish
Particles of light, called photons, bounce off of the colony, and the pattern of scattered light is projected onto a screen behind the petri dish
Laboratory techniques used to detect, identify, and characterize microorganisms have moved from Petri dish
and viral culture to real-time polymerase chain reaction and genome sequencing.
Using a silicon chip-embedded petri dish
, the new system can process about 1,000 floating cells in 30 minutes.
STUDENT scientists have turned bugs in a Petri dish
into a "living camera" which can produce pictures, it was revealed today.
Holmes dedicates one chapter, aptly titled "The View from the Petri Dish
," to explain the anthrax development process, from animal disease to human disease, along with diagnosis, treatment, and prevention.
farms, thousands of cows crowd into hot and dirty stables, a petri dish
of potential cattle disease.