Daily Archives: October 2, 2020

Force and morphogenesis

AoS. Somatic embryogenesis of bean from callus or tumor

Plant tissue culture has been used to propagate plants on culture media present within petri dishes. This is the propagation of plants in vitro. Using  particular plant hormones added to such media in certain concentrations, buds and

Calix[4]arene can recognize metals captured in the cavity by IR absorption

AoS. Calix[4]arene can recognize metals captured in the cavity by IR absorption.

Calix[4]arene (C4A), composed of four phenols connected with methylene chains, has been used extensively as host molecules in supramolecular chemistry. C4A has a dominant, cone-type conformation formed by a strong hydrogen-bonded network with four OH groups (Fig.