INITIATION OF TRANSCRIPTION (MOLECULAR GENETICS); TRANSCRIPTION FACTORS (MOLECULAR GENETICS); TRANSKRIPTIONSFAKTOREN (MOLEKULARE GENETIK); EXTERNAL FACTORS AND STRESS (MICROBIOLOGY); INITIATION DER TRANSKRIPTION (MOLEKULARE GENETIK); BRADYRHIZOBIUM (MIKROBIOLOGIE); GENE REGULATION, REGULATION OF GENE-EXPRESSION (MOLECULAR BIOLOGY); ÄUSSERE FAKTOREN UND STRESS (MIKROBIOLOGIE); GENREGULATION, REGULATION DER GENEXPRESSION (MOLEKULARBIOLOGIE); OXIDATIVE STRESS (BIOCHEMISTRY); BRADYRHIZOBIUM (MICROBIOLOGY); OXIDATIVER STRESS (BIOCHEMIE)