Ehab R. El-Helow
Ehab R. El-Helow
Professor of Molecular Microbiology, Faculty of Science, Alexandria University, Egypt
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Citric acid production by a novel Aspergillus niger isolate: II. Optimization of process parameters through statistical experimental designs
WA Lotfy, KM Ghanem, ER El-Helow
Bioresource technology 98 (18), 3470-3477, 2007
Cadmium biosorption by a cadmium resistant strain of Bacillus thuringiensis: regulation and optimization of cell surface affinity for metal cations
ER El-Helow, SA Sabry, RM Amer
Biometals 13 (4), 273-280, 2000
Citric acid production by a novel Aspergillus niger isolate: I. Mutagenesis and cost reduction studies
WA Lotfy, KM Ghanem, ER El-Helow
Bioresource Technology 98 (18), 3464-3469, 2007
Application of factorial designs for optimization of avicelase production by a thermophilic Geobacillus isolate
YR Abdel-Fattah, ER El-Helow, KM Ghanem, WA Lotfy
Research journal of microbiology 2 (1), 13-23, 2007
Identification and molecular characterization of a novel Bacillus strain capable of degrading Tween-80
ER El-Helow
FEMS Microbiology Letters 196 (2), 119-122, 2001
Application of the response surface methodology for optimizing the activity of an aprE-driven gene expression system in Bacillus subtilis
ER El-Helow, YR Abdel-Fattah, KM Ghanem, EA Mohamad
Applied microbiology and biotechnology 54 (4), 515-520, 2000
Lichenase production by catabolite repression-resistant Bacillus subtilis mutants: optimization and formulation of an agro-industrial by-product medium
ER El-Helow, AM El-Ahawany
Enzyme and microbial technology 24 (5-6), 325-331, 1999
Biodegradation of Chlorpyrifos by a Newly Isolated Bacillus subtilis Strain, Y242
ER El-Helow, MEI Badawy, MEM Mabrouk, EAH Mohamed, ...
Bioremediation journal 17 (2), 113-123, 2013
Application of experimental designs to optimize medium composition for production of thermostable lipase/esterase by Geobacillus thermodenitrificans AZ1
YR Abdel-Fattah, NA Soliman, SM Yousef, ER El-Helow
Journal of Genetic Engineering and Biotechnology 10 (2), 193-200, 2012
Diversity of Bacillus genotypes in soil samples from El-Omayed biosphere reserve in Egypt
EAH Mohamed, M Abe, KM Ghanem, YR Abdel-Fattah, Y Nakagawa, ...
National Bank for Industrial Microorganisms and Cell Cultures, 2007
Production of α-mannanase by B. subtilis from agro-industrial by-products: screening and optimization
ER El-Helow, SA Sabry, AA Khattab
Antonie van Leeuwenhoek 71 (3), 189-193, 1997
The development of a Bacillus subtilis 168 culture condition for enhanced and accelerated beta-mannanase production.
ER El-Helow, AA Khattab
Acta microbiologica et immunologica Hungarica 43 (4), 289, 1996
Application of multi-factorial experimental designs for optimization of biotin production by a Rhizopus nigricans strain
HA El-Refai, E El-Helow, MA Amin, LA Sallam, H Salem
J Am Sci 6 (6), 179-87, 2010
Biodegradation of monocyclic aromatic hydrocarbons by a newly isolated Pseudomonas strain
RA Amer, MM Nasier, ER El-Helow
Biotechnology 7, 630-640, 2008
Microbial control of the cotton leafworm Spodoptera littoralis (Boisd.) by Egyptian Bacillus thuringiensis isolates
AA Alfazairy, AMD El-Ahwany, EA Mohamed, HAH Zaghloul, ER El-Helow
Folia microbiologica 58 (2), 155-162, 2013
Economic production of baker's yeast using a new Saccharomyces cerevisiae isolate
ER El-Helow, Y Elbahloul, EE El-Sharouny, SR Ali, AAM Ali
Biotechnology & Biotechnological Equipment 29 (4), 705-713, 2015
Synthesis and biological evaluation of new nanosized aromatic polyamides containing amido-and sulfonamidopyrimidines pendant structures
HHAM Hassan, EME Mansour, AMS Abou Zeid, ER El-Helow, ...
Chemistry Central Journal 9 (1), 44, 2015
Abundance and antagonistic interactions among bacterioplankton in Suez Gulf
GM Abou-Elela, HA Ibrahim, E El-Helow, S Sabry
World Appl. Sci. J 7 (6), 748-755, 2009
Isolation and characterization of a haloalkaliphilic protease producer bacterium from Wadi Natrun in Egypt
WA Lotfy, NM Abd-El-Karim, EE El-Sharouny, ER El-Helow
African Journal of Biotechnology 16 (21), 1210-1220, 2017
Bacillus subtilis α‐amylase, lichenase, β‐mannanase and xylanase: Screening for their induction by agro‐industrial byproducts and precipitation by organic solvents
ER El‐Helow, MA El‐Gazaerly
Journal of basic microbiology 36 (2), 75-81, 1996
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