Patent ID: 8623624
Filing Date: 2014-01-07
Classification: C12N,C12P

Abstract:
1. A method for biotechnological production of a hydrogen carrier, comprising contacting a nitrogen or a nitrogenous compound with a transformed photosynthetic cyanobacteria which has altered expression of a plurality of genes involved in the synthesis, assimilation and transportation of the ammonium produced by said photosynthetic cyanobacteria, wherein (a) the products of the genes involved in the synthesis of said ammonium comprise (b) the products of the genes involved in the assimilation of ammonium comprise (c) the products of the genes involved in the transportation of ammonium comprise wherein the expression of at least one gene in each of (a), (b) and (c) is altered in said transformed photosynthetic bacteria and wherein ammonium product is provided as said hydrogen carrier.