Akeman Street Kirtlington also uses its course. Other parts are in use as public footpaths, including a stretch between Tackley and Stonesfield that is part of the Oxfordshire Way. The origins of the road's name are uncertain but certainly date back to the Early Middle Ages. Some have suggested that "Akeman" derives from the Anglo-Saxon words for "oak-man". Others have suggested a connection with Bath, which the Anglo-Saxons called "Acemannesceastre" ("Acemannes" apparently being derived from the Roman name Aquae Sulis). It is unclear how this might have become associated with the road, but one possibility is that the name was originally used
Aphanizomenon flos-aquae it had a profound effect on natural killer cells (NKCs). "A. flos-aquae" triggers the movement of 40% of the circulating NKCs from the blood to tissues. Some compressed tablets of powdered "A. flos-aquae" cyanobacteria (named as "blue green algae") have been sold as food supplements, notably those filtered from Upper Klamath Lake in Oregon. Aphanizomenon flos-aquae Aphanizomenon flos-aquae is a brackish and freshwater species of cyanobacteria found around the world, including the Baltic Sea and the Great Lakes. "Aphanizomenon flos-aquae" can form dense surface aggregations in freshwater (known as "cyanobacterial blooms"). These blooms occur in areas of high nutrient loading,