R. Allen Helm

Increasing DNA Transfer Efficiency by Temporary Inactivation of Host Restriction

Robert A. Edwards, R. Allen Helm, Stanley Maloy · BioTechniques · 1999 · 50 citations · Full text

Life Sciences, Genetics, Microbiology +17

Frequency and Rate of Pilin Antigenic Variation of <i>Neisseria meningitidis</i>

R. Allen Helm, H. Steven Seifert · Journal of Bacteriology · 2010 · 40 citations

Life Sciences, Microbiology, Molecular Genetics +8

<i>pilQ</i> Missense Mutations Have Diverse Effects on PilQ Multimer Formation, Piliation, and Pilus Function in <i>Neisseria gonorrhoeae</i>

R. Allen Helm, Michelle M. Barnhart, H. Steven Seifert · Journal of Bacteriology · 2007 · 36 citations · Full text

Life Sciences, Infectious Diseases, Microbiology +17

DNA Amplification and Rearrangements in Archival <i>Salmonella enterica</i> Serovar Typhimurium LT2 Cultures

Steffen Porwollik, Rita Wong, R. Allen Helm et al. · Journal of Bacteriology · 2004 · 36 citations · Full text

Life Sciences, Genetics, Microbiology +14

Genomic Rearrangements at <i>rrn</i> Operons in Salmonella

R. Allen Helm, Alison Lee, Harry D. Christman et al. · Genetics · 2003 · 36 citations · Full text

Life Sciences, Genetics, Microbiology +13