Sex determination in plants leads to the development of unisexual flowers from an originally
bisexual floral meristem 1 , 2 . This mechanism results in the enhancement of outcrossing …

The roles of two cytosolic maize glutamine synthetase isoenzymes (GS1), products of the
Gln1-3 and Gln1-4 genes, were investigated by examining the impact of knockout mutations on …

Andromonoecy is a widespread sexual system in angiosperms characterized by plants carrying
both male and bisexual flowers. In melon, this sexual form is controlled by the identity of …

Systemic mastocytosis (SM) is characterized by proliferation of mast cells in various organs,
which may release a wide variety of mediators, thereby explaining the broad clinical …

The photoreceptor phytochrome B (PHYB) and the homeodomain protein BEL5 are involved
in the response of potato tuber induction to the photoperiod. However, whether they act in …

Transposable elements (TEs) contribute to genome size, organization and evolution. In
plants, their activity is primarily controlled by transcriptional gene silencing (TGS), usually …

Background Immunoproliferative small intestinal disease (also known as alpha chain disease)
is a form of lymphoma that arises in small intestinal mucosa-associated lymphoid tissue (…

Mutations in isocitrate dehydrogenase 1 (IDH1) and isocitrate dehydrogenase 2 (IDH2)
occur in most grade 2 and 3 gliomas, secondary glioblastomas, and a subset of acute …

BACKGROUND & AIMS:: Epidemiologic and experimental studies have suggested that aspirin
intake reduces the risk for colorectal carcinogenesis. However, the available data are not …

Most primary central nervous system lymphomas (PCNSLs) in immunocompetent patients
are diffuse large B-cell lymphomas (DLBCLs), characterized by poor prognosis, compared …