Amino Up Chemical Co.;
Ltd.;
Sapporo;
Japan;
Laboratory of Basic Biology;
Department of Pharma-Sciences;
Teikyo University;
Tokyo;
Japan;
Laboratory of Host Defense;
Department of Pharma-Sciences;
Teikyo University;
Tokyo;
Japan;
Oligonol; Oligomerized; Polyphenols; Retinitis; Pigmentosa; N-Methyl-N-Nitrosourea; Retinal; Degeneration; Antioxidant;