Bexarotene is in the FDA pregnancy category X. This means that bexarotene will cause birth defects in an unborn baby. You must take a pregnancy test and have negative results within one week before starting treatment with bexarotene, and a pregnancy test should be repeated monthly during treatment.
A professor emerita is a retired professor honored by her university for distinguished contributions to academia. Men who are so honored get the title professor emeritus. The title of professor emerita is granted by the university at its own discretion, and not all retired professors receive the title. The designation of professor emerita usually carries privileges not enjoyed by other retired professors.
Key Difference: A professor is a leading expert in a teaching institution. A professor is a leading expert in a teaching institution. He is a scholarly teacher whereas a lecturer refers to a person who delivers a lecture. Informally, a professor is also considered to be a lecturer as professor delivers lecture in the class rooms, but the professor belongs to highest academic rank in an institution of higher education.