Portrait painting benefitted greatly from such commissions and from the general appreciation of art by bourgeois clients, who supported portraiture as well as still-life and landscapes painting. In addition, the first significant art and dealer markets flourished in Holland at that time. With plenty of demand, Rembrandt was able to experiment with unconventional composition and technique, such as chiaroscuro. He demonstrated these innovations, pioneered by Italian masters such as Caravaggio, most notably in his famous "Night Watch" (1642). "The Anatomy Lesson of Dr. Tulp" (1632) is another fine example of Rembrandt's mastery of the group painting, in which he bathes the corpse
The Anatomy Lesson of Dr. Nicolaes Tulp copy of "The Anatomy Lesson of Dr Nicolaes Tulp" by an unknown artist hangs in Edinburgh as part of The University of Edinburgh Fine Art Collection. "The Gross Clinic" of 1875 and "The Agnew Clinic" of 1889 are paintings by the American artist Thomas Eakins which treat a similar subject, operations on live patients in the presence of medical students. In 2010, Yiull Damaso created a parody of the painting depicting prominent South Africans. Nelson Mandela was the cadaver, Nkosi Johnson was the instructor, and the students were Desmond Tutu, F. W. de Klerk, Thabo Mbeki, Jacob Zuma, Cyril Ramaphosa,