The iron-stress-induced genes isiA and isiB have been cloned and sequenced from the
marine unicellular cyanobacterium Synechococcus sp. PCC 7002. These genes code for a …

Under conditions of iron deprivation cyanobacteria produce flavodoxin to replace ferredoxin
as the terminal electron acceptor of photosynthesis. In unicellular cyanobacteria, the gene …

Department of Botany, University of Toronto, Toronto, Ontario M5S IAI, Canada Received
May 9, 1990; Revised Manuscript Received July 10, 1990 abstract: Sequence-specific and …

… KG Leonhardt and NA Straus …

About 15% of all hair transplant procedures are done on women, mostly using FUT (strip
harvesting, microscopic dissection). Due to special anatomical conditions, not all women are …

Les études entreprises par RW Dunbar sur le groupe monophylétique (n = 2) Eusimulium
aureum ont été poursuivies. Des échantillons additionnels des formes "A" et "B" (zone …

Iron is crucial to many of the redox reactions within the cell and prokaryotes have developed
a number of strategies to sequester iron and to replace iron-containing proteins during iron …

The topic of this study is not entirely new; it refers to a tradition that reaches as far back as
classical Greco-Roman Antiquity. The intention here is to explore that tradition, but in the form …

DNMT1 is recruited by PCNA and UHRF1 to maintain DNA methylation after replication.
UHRF1 recognizes hemimethylated DNA substrates via the SRA domain, but also repressive …

Double-stranded DNA (dsDNA) in the cytoplasm triggers the production of interleukin 1β (IL-1β)
as an antiviral host response, and deregulation of the pathways involved can promote …