Rb

Symbol, Chemistry.

1. rubidium.

RB-

¹

abbreviation

1. reconnaissance bomber

   RB-57

Rb

²

symbol

1. rubidium

Example Sentences

RB1 acts as a suppressor because its protein, Rb, inhibits a transcription factor involved in cell proliferation.

Read more on Nature

Such cellular dedifferentiation in the absence of Rb has also been observed in prostate cancer5.

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"By specifically targeting pathways controlled by the Rb protein, it would be possible to switch-off the messages that encourage cancer cells to invade, and inhibit the spread of the tumour."

Read more on BBC

The team tested the idea by taking muscle cells from mice and temporarily depleting the Rb and ARF inside.

Read more on US News

Mammals possess both the Rb gene and a backup, called the Arf gene, which will close down a cancer-prone cell if Rb fails to do so.

Read more on New York Times