Oxygen concentration within phloem tissue

Range 5 to 6 %
Organism Castor oil plant Ricinus communis
Reference Geigenberger P. Response of plant metabolism to too little oxygen. Curr Opin Plant Biol. 2003 Jun6(3):247-56. p.248 left column 2nd paragraphPubMed ID12753974
Primary Source van Dongen JT, Schurr U, Pfister M, Geigenberger P. Phloem metabolism and function have to cope with low internal oxygen. Plant Physiol. 2003 Apr131(4):1529-43.PubMed ID12692313
Comments "Recent studies have shown that oxygen falls to low concentrations within root meristems (4–10% [6]) and in phloem tissue (5–6% [primary source])."
Entered by Uri M
ID 108729