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EVRINTH

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glossary

Articles tagged glossary. Tags group methods across clusters so a technique can be found from more than one route.

15 articles

Gloved hand pipetting into a tube near a cold block and agar plates with colonies, gel image on a monitor

molecular cloning

Antibiotic selection is not proof of an insert

What selection, marker, satellite and clone mean on an antibiotic plate, and why a colony can grow with no insert, the wrong insert or only a parent vector.

8 October 2026 · 7 min read

Gloved hands aspirating pink culture medium from a cell culture flask inside a laminar flow hood

laboratory safety

Fume hoods and volatile chemicals

Sash, face opening, capture, and the test sticker are the working words of a chemical fume hood. Follow the laboratory SOP for the number.

8 October 2026 · 9 min read

pH electrode in a beaker of buffer while a gloved hand adds drops from a dropper bottle

buffers and water

Good's buffers and why the name is not a method

Good's buffers are a design family, not a procedure. Separate HEPES, MES, MOPS, and PIPES from metal binding, light reactions, and the pH you still measure.

8 October 2026 · 8 min read