A rare dental developmental abnormality, known as a protostylid and characterized as an extra cusp, caused a woman’s apical periodontitis, according to a case report published on August 28 in BMC Oral ...

This combination of traits makes Taurus-Gemini cusps extra considerate, informed, and thorough when it comes to thinking through their actions. Taurus-Gemini Cusps Are Present With Their Surroundings.

Clumps of signaling cells (and their resultant cusps) that develop earlier strongly influence the expression of cusps that develop later. This cascading effect can result in either favoring an ...

While getting to know a Libra-Scorpio cusp takes extra work and patience, they’ll eventually open up and be their true selves. This article was originally published on Sep. 29, 2021.

The location of embryonic signaling cells that will determine future cusp position ... with some groups developing larger cusps and others evolving molars with a battery of smaller extra cusps. ...