English ivy (Hedera helix) is an evergreen plant used as a supplement and houseplant. Potential benefits include air purification and support for breathing issues. Ivy leaf contains saponins and ...

We’re in a new era of plug-in lighting.

The tetracycline repressor (TetR) regulates the most abundant resistance mechanism against the antibiotic tetracycline in gram-negative bacteria. The TetR protein and its mutants are commonly used as ...