This study describes some characteristics of the Rubiaceae family pertaining to the
occurrence and distribution of secondary metabolites in the main genera of this family. It …

Abstract Tribes Palicoureeae and Psychotrieae (Rubiaceae, Gentianales) are complex and
speciose sister groups with a pantropical distribution. Since the initial studies on …

This volume is the first book to give a complete description of the techniques, materials, and
instrumentation of column HPLC and its application to essentially all primary and secondary …

Leaves of 15 Brazilian species of Psychotria, three of Rudgea and Palicourea rigida, were
analyzed for their alkaloid and iridoid content. Alkaloids were found in three of Rudgea and …

Phytochemical investigation of the alkaloid extract of Palicourea sessilis by LC-HRMS/MS
using molecular networking and an in silico MS/MS fragmentation approach suggested the …

During comparative analysis on Palicourea species from Costa Rica, two unusual loganin
derived tryptamine–iridoid alkaloids were isolated from an accession of Palicourea crocea …

Alkaloid fractions of Psychotria suterella (SAE) and Psychotria laciniata (LAE) as well as two
monoterpene indole alkaloids (MIAs) isolated from these fractions were evaluated against …

Indole alkaloids and synthetic indole derivatives are well known for their therapeutic
importance. In fact, preclinical and clinical studies had already demonstrated several …

This review article presents 209 alkaloid glycosides isolated and identified from plants,
microorganisms, and marine invertebrates that demonstrate different biological activities …

We report 14 harmala and tryptamine-iridoid alkaloids with various tri-, tetra-and pentacyclic
cores from leaves and stem bark of six species of the large and complex neotropical genus …