Dr. Samuel M. Karenga, Ph.D.
P.O. BOX 28832-00100 Nairobi, Kenya,
B.Sc. (1st Class Hons) (Egerton),
M.Sc (Egerton), Ph.D. (Oklahoma State University, OK, USA)
E-mail: skarenga@mku.ac.ke
Lecturer, Bio-analytical/Organic Chemistry
ACADEMIC POSITIONS
- Director School of Post graduate Studies Mount Kenya University 2017- present
- Lecturer (School of Pure and Applied Sciences, School of Pharmacy, Medical School) Mount Kenya University, Thika, Kenya July 2013-Present
- Department of Chemistry and Biochemistry, Formal Post-Baccalaureate ProgramCenter for Science and Mathematics EducationSan Francisco State University, CA, USA August 2011-February 2013
- Teaching Assistant (Organic Chemistry) January 2006–July 2010
- Teaching Assistant (General Chemistry) August 2005-December 2005Oklahoma State University, Department of Chemistry, Stillwater, OK
- Teaching Assistant (Organic Chemistry, Co-ordination Chemistry)May 2003-August 2003
- Egerton University, Department of Chemistry, Njoro, Kenya
EDUCATION
The Molecular Foundry, University of California, Lawrence Berkeley National
Laboratory, Chemist Postdoctoral Fellow 2010- 2011
Mentor: Dr. Frantisek Svec
Various projects in designing and performing post modification reactions on organic monolithic stationary phases for liquid chromatography
Doctor of Philosophy in Analytical Chemistry 2010
Oklahoma State University, Stillwater, OK Advisor: Professor Ziad El Rassi
Dissertation: Neutral Monolithic Capillary Columns with Alkyl and Aryl Ligands for
Reversed-Phase Capillary Electrochromatography
Master of Science in Organic Chemistry 2009
Egerton University, Njoro, Kenya
Thesis: Anti-larval and Growth Disrupting Constituents from Melia volkensii on Anopheles gambiae sensu stricto
Bachelor of Science in Chemistry 2002
Egerton University, Njoro, Kenya
RELATED RESEARCH EXPERIENCE
The Molecular Foundry, University of California, Lawrence Berkeley National
Laboratory, Chemist Postdoctoral Fellow September 2010- July 2011
Mentor: Dr. Frantisek Svec
- Preparation of (meth)acrylate based monoliths with controlled pore size distribution for use in size exclusion chromatography, desalting mixtures, etc
- Performing post modification reactions on monoliths to adapt them for the separation of macromolecules
- Characterization of materials and particles using surface characterization instrumentation
Oklahoma State University, Graduate Research Assistant April 2006–July 2010
Research Internship August 2003-April 2005
International Center for Insect Physiology and Ecology (ICIPE), Nairobi, Kenya
Industrial Internship January 2001-February 2001
Kenya Maltings Limited, Nairobi, Kenya
AWARDS, AFFILIATIONS AND SERVICES
- Post-doctoral Fellowship 2010
- ITP 2010 travel award 2010
- Nominated for best Graduate Teaching Assistant award 2010
- WHO/MIM/TDR Scholarship: I.C.I.P.E 2003
- First class honors bachelor of science degree 2002
- Member of the American Chemical 2010
- Member of the California Separation Science Society (CASSS) 2010
JOURNAL REVIEWER: Electrophoresis, Journal of Separation Science, Analytical and
Bio-analytical Chemistry
SELECTED WORKSHOPS, TRAINING & CONFERENCES
- Impact Evaluation Workshop, Safari Park Hotel, Nairobi, Kenya 2015
- World Class University Research Outcomes Intensive 2015, Towers Rotana, Dubai 2015
- CASSS discussion group-achieving good column performance, Emeryville, California, USA 2011
- MALDI-TOF mass spectrometry and proteomics workshop, Stillwater, Oklahoma, USA 2008
- 1st International Conference, Safari Park Hotel, Nairobi, Kenya 2013
- Kenya Chemical Society Conference, ARC Hotel Egerton University 2002
PUBLICATIONS
- Karenga, S., El Rassi, Z., Mixed ligand monolithic columns for reversed-phase capillary electrochromatography via hydrophobic and π interactions. Electrophoresis, 2011, 32, 1044–1053
- Karenga, S., El Rassi, Z., Controlling retention, selectivity and magnitude of electroosmotic flow by segmented monolithic columns consisting of octadecyl and naphthyl monolithic segments. Applications to RP-CEC of both neutral and charged solutes. Electrophoresis, 2011, 32, 1033–1043
- Karenga, S., El Rassi, Z., Trends in nonpolar polymer-based monolithic columns for reversed-phase capillary electrochromatography. Electrophoresis, 2010, 32, 90–104
- Karenga, S., El Rassi, Z., Naphthyl methacrylate-phenylene diacrylate-based monolithic column for reversed-phase capillary electrochromatography via hydrophobic and π interactions. Electrophoresis, 2010, 31, 3200–3206
- Karenga, S., El Rassi, Z., A novel, neutral hydroxylated octadecyl acrylate monolith with fast electroosmotic flow velocity and its application to the separation of various solutes including peptides and proteins in the absence of electrostatic interactions. Electrophoresis, 2010, 31, 3192–3199
- Karenga, S., El Rassi, Z., Naphthyl methacrylate-based monolithic column for RP- CEC via hydrophobic and π-interactions. Electrophoresis, 2010, 31, 991-1002
- Karenga, S., El Rassi, Z., Neutral octadecyl monolith for reversed phase capillary electrochromatography of a wide range of solutes. J. Sep. Sci., 2008, 31, 2677-2685
SELECTED PRESENTATIONS
- Karenga, S. (2013). Neutral acrylate/methacrylate-based monolithic stationary phases for the RP-CEC of neutral and charged species in the absence of annoying electrostatic interactions. 1st International Conference by Mount Kenya University, Safari Park Hotel, Nairobi, August 28th-30th
- Karenga, S. (2011). Monolithic capillary columns with alkyl and aryl ligands for capillary electro- and liquid-chromatography. Thermo fisher, Sunnyvale, California, May 18
- Karenga, S. (2010). Neutral acrylate/methacrylate-based monolithic stationary phases for the RP-CEC of neutral and charged species in the absence of annoying electrostatic interactions. The Molecular Foundry, Lawrence Berkeley NationalLaboratory, Berkeley, California, June 29
- Karenga, S., El Rassi, Z., (2010). Investigation on Mixed Ligand Monolithic Stationary Phases for Capillary Electrochromatograophy. 25th International symposium on Microscale MicroScale Bioseparations (MSB), Prague, Czech Republic, March 21-25
- Karenga, S., El Rassi, Z., Minquan Zhang (2010). Neutral monolithic columns for reversed-phase capillary electrochromatography of a wide range of species via nonpolar and π-interactions-applications to proteomics profiling in a 2D capillary platform. Fourth Saudi Science Conference, Medina, Saudi Arabia, March 21-24
- Karenga, S., El Rassi, Z., Minquan Zhang (2009). An integrated fluidic platform for simultaneous depletion and prefractionation of proteins prior to two-dimensional electrophoresis for facilitating in-depth serum proteomics profiling. 24th International symposium on Microscale MicroScale Bioseparations (MSB), Dalian, China, October 18-22
- Karenga, S., El Rassi, Z., Minquan Zhang (2009). Neutral monolithic columns for reversed-phase capillary electrochromatography of a wide range of species via nonpolar and π-interactions-applications to proteomics profiling in a 2D capillary platform. 1st Sino-US Symposium on Separation Sciences, Dalian, China, October17-18
- Karenga, S. (2009). Investigation on a neutral octadecyl monolith for reversed phase capillary electrochromatography of a wide range of solutes, Egerton University, Njoro, Kenya, July 22
EXTRACURRICULAR AND VOLUNTEER EXPERINCE
- Jigger treatment activity in Marsabit County 2015
- Lawrence Berkeley National Laboratory run around 2010
- Robert/Eunice fishing contest 2007
- Coordinated volunteers for ITP 2010, Baltimore, Maryland 2010
- First Presbyterian church, Stillwater faith family (crop walk to fight world hunger) 2008
- Upendo Kwanza volunteer team (USA, Kenya) 2006-present
- Tree planting during environmental conservation week, Egerton University, Njoro 2002
