T he day after Mother's Day, actress Angelina Jolie wrote an op-ed in the New York Times revealing her decision to undergo a double mastectomy after learning that she carries a deleterious mutation in the BRCA1 gene. Jolie and women like her who have certain germ-line BRCA1 or BRCA2 mutations are at higher risk for breast and ovarian cancers. Jolie, whose mother died from ovarian cancer, said s...

In this article, associated to a (bordered) Legendrian graph, we study and show the equivalence between two isotopy invariants: augmentation number via point-counting over finite field, for variety of Chekanov-Eliashberg differential graded algebra, ruling polynomial combinatorics decompositions front projection.

On June 7, 2021, the US Food and Drug Administration (FDA) finally made its decision on aducanumab, anti-amyloid drug that has been subject of a prolonged controversial approval process. Contrary to recommendation their Peripheral Central Nervous System Advisory Committee (PCNSDAC), FDA surprisingly approved aducanumab for treatment Alzheimer's disease. The ruling split neurology community, wit...