Concepedia

Marion S. Helfand

MS

29

Publications

1.4K

Citations

25

H-Index

1996

Active since

Affiliations

Louis Stokes Cleveland VA Medical Center(Current)

Case Western Reserve University

University Hospitals of Cleveland

Southern Methodist University

University School

Marion S. Helfand is an author at Louis Stokes Cleveland VA Medical Center specializing in medicine, clinical microbiology, and drug resistance.

Top concepts

Publications per year

1996–2009

29

Publications

29

Identification of a New Allelic Variant of the<i>Acinetobacter baumannii</i>Cephalosporinase, ADC-7 β-Lactamase: Defining a Unique Family of Class C Enzymes

Kristine M. Hujer, Nashaat S. Hamza, Andrea M. Hujer et al. · Antimicrobial Agents and Chemotherapy · 2005 · 145 citations

β‐Lactam Antibiotics and Gastrointestinal Colonization with Vancomycin‐Resistant Enterococci

Louis B. Rice, Rebecca Hutton‐Thomas, Viera Laktičová et al. · The Journal of Infectious Diseases · 2004 · 82 citations · Full text

, , +15

High Resolution Crystal Structures of the trans-Enamine Intermediates Formed by Sulbactam and Clavulanic Acid and E166A SHV-1 β-Lactamase

Pius S. Padayatti, Marion S. Helfand, Monica A. Totir et al. · Journal of Biological Chemistry · 2005 · 72 citations · Full text

Clavulanic Acid Inactivation of SHV-1 and the Inhibitor-resistant S130G SHV-1 β-Lactamase

Deley L. Sulton, Doritza Pagán-Rodríguez, Xiang Zhou et al. · Journal of Biological Chemistry · 2005 · 70 citations · Full text

, , +16

Tazobactam Forms a Stoichiometric <i>trans</i>-Enamine Intermediate in the E166A Variant of SHV-1 β-Lactamase:  1.63 Å Crystal Structure<sup>,</sup>

Pius S. Padayatti, Marion S. Helfand, Monica A. Totir et al. · Biochemistry · 2004 · 69 citations

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