Scientists have just announced that they have developed a new form of contraception: 'sticky beads'. Researchers discovered that by coating agarose beads (carbohydrates extracted from seaweed ...

1| Incubate the cell lysate with 50 μl of a 50% slurry of glutathione-agarose beads and 25 μg of GST for 2 h at 4 °C with end-over-end mixing. The amount of lysate needed to detect an ...

Growing concern over the impact of these tiny plastic beads on marine life has convinced the government to act. A full ban on the sale of products containing microbeads will come into force in July.

Sample Requirements: Almost any solid material (rock, tissue, etc.) can be extracted, however sample preparation will vary. Chipped or ground, dried samples are packed with inert sand or quartz ...