Vaccine science and commerce: never the twain shall meet?

"Never the twain shall meet": spirituality or psychotherapy?

Never the twain shall meet? - a comparison of implementation science and policy implementation research

BACKGROUND Many of society's health problems require research-based knowledge acted on by healthcare practitioners together with implementation of political measures from governmental agencies. However, there has been limited knowledge exchange between implementation science and policy implementation research, which has been conducted since the early 1970s. Based on a narrative review of select...

Sivapithecus is east and Dryopithecus is west, and never the twain shall meet

Sivapithecus and Dryopithecus are well-described Miocene hominids (great apes and humans), both known since the 19th century. Over the years these genera have been combined into one (Dryopithecus) or separated up to the subfamily level. Each have been dismissed as interesting side branches, hailed as direct ancestors, or recognized as sister clades to one or more clade of extant hominid. Here I...

The Ballad of If and Since: Never the Twain Shall Meet?

This paper investigates the processing of conditional sentences and sentences with ‘since’ in two respects. Firstly, we investigate the clausal implicature originating from the scale . Secondly, we investigate how modals can affect the interpretation of these sentences. A reading time experiment is reported which involved these two factors. It appears that ‘since’ is pr...

Rods Are Rods and Cones Cones, and (Never) the Twain Shall Meet

More than 100 photopigment G protein-coupled receptors (opsins) have been sequenced and organized into six classes. Rod photoreceptors in various species have been found to express an opsin from one of the two rhodopsin classes, while cones express an opsin from one of the four remaining classes. It has now been discovered that salamander short-wavelength sensitive cones and green rods express ...