pericalline

BackgroundSeveral species of Aspidosperma (Apocynaceae) are used as treatments for human diseases in the tropics. Aspidosperma… Expand

An indole-templated ring-closing metathesis or a 2-indolylacyl radical cyclization constitute the central steps of two… Expand

The first total synthesis of the indole alkaloid apparicine has been developed through a sequence that includes an indole… Expand

High-throughput screening of a plant and marine invertebrate extract library to find natural products that down-regulate… Expand

Regioselective 7- and 8-endo cyclizations of selenoester derived 2-indolylacyl radicals upon amino tethered alkenes have been… Expand

From cell suspension cultures of Tabernaemontana divaricata and Tabernanthe iboga grown under standard conditions, six… Expand

The growth of Tabernaemontana pachysiphon (Apocynaceae) plants and the alkaloid content of leaves were investigated in the… Expand

A procedure for prefractionation of crude plant extracts by centrifugal partition chromatography (CPC) has been developed to… Expand

Cell suspension cultures of TABERNAEMONTANA DIVARICATA were found to produce relatively large amounts of indole alkaloids. For… Expand

Thirty-six alkaloids isolated either from Catharanthus roseus or C. lanceus were evaluated for in vitro activity against vaccinia… Expand