Breast cancer cells have vitamin D receptors, and when these receptors are activated by vitamin D, it triggers a series of molecular changes that can slow down cell growth, cause cells to die, and make the cancer less aggressive, she says.
This is not too surprising, since we are constantly moving forward in time, and what is considered modern painting or modern sculpture today, may not be seen as modern in fifty years time. Even so, it is traditional to say that Modern Art means works produced during the approximate period 1870-1970. This Modern era followed a long period of domination by Renaissance-inspired academic art, promoted by the network of European Academies of Fine Art. And is itself followed by Contemporary Art (1970 onwards), the more avant-garde of which is also called Postmodern Art.
I believe Modern Art began just as the Impressionists were winding down. While this is an acceptable classification, strong arguments can be (and have been) made that Modern Art began at a variety of different dates. Depending on which survey course a person takes, Modern Art is said to have begun with either: 1  Romanticism, in the early 1800s, 2  Realism, in the 1830s, 3  Daguerre's announcement, in 1839, that he had invented a method for making a direct positive image, 4  The writer Baudelaire who, in 1846, called upon artists to be of their time,