These robots are cheap enough to almost be considered disposable, and allow the ground troops to explore intense areas with little or no risk to life.
Actually, what's missing now in the ground-down disposable Cowell era is a sort of romance, a love for pop not just for the money, and the power, but for the adventure, for just how ridiculous the punchlines can be, and sometimes how gloriously, even profoundly surprising.
Individual ants were placed in separate 1.5 ml eppendorf tubes that were dipped in liquid nitrogen and ground by using disposable microtube pestles.
For the small dissected root samples, root pieces harvested from 3 plants (G. versiforme- or mock-inoculated) were pooled and ground with a disposable pellet pestle in a centrifuge tube containing liquid nitrogen.
DNA and RNA were extracted from mosquito legs by using a column purification kit (QIAGEN, Valencia, CA, USA) with the following modifications: each mosquito leg was placed into a microcentrifuge tube containing 150 μL of RNeasy lysis buffer and finely ground with a disposable RNase/DNase-free pestle.
Their effort led to Mr. Coffee, in which water enters an electric heating element at the top, then trickles into the coffee grounds in a disposable paper filter before emptying into a glass pot resting on another heating element to keep it warm.
The reference electrode was inserted into the fifth digit of the same foot, and a ground electrode, using a disposable surface electrode, was placed on the tail.
Approximately 30 – 50 mg of liquid nitrogen snap-frozen tissue was placed in 600 μl Buffer RLT with 1% β-mercaptoethanol and ground carefully with a disposable micropestle in a microfuge tube.
A fresh fecal sample was collected from each animal using a sterile disposal latex glove immediately after its defecation onto the ground, and was then placed individually into a disposable plastic bag.
