Dithiothreitol prevents membrane fusion but not centrosome or microtubule organization during the first cell cycles in sea urchins

Propranolol, a ?-adrenergic receptor blo

Propranolol, a ?-adrenergic receptor blocker, affects microfilament organization, but not microtubules, during the first division in sea urchin eggs

✍ Nicotra, Antonietta ;Schatten, Gerald 📂 Article 📅 1990 🏛 John Wiley and Sons 🌐 English ⚖ 842 KB

## First Rome (A. N.); Propranolol, a P-adrenergic receptor blocker, blocks the formation of the cleavage furrow, while karyokinesis is unaffected during first division in the sea urchins Paracentrotus lividus or Lytechinus pictus. This effect is reversed by adrenalin, indicating that it is mediat