Samuel N. Nahashon

Samuel N. Nahashon
Research Professor and Department Head
Department of Agricultural and Environmental Sciences
College of Agriculture

Contact Information:
Office Location: 204G Farrell-Westbrook  
Telephone:  615-963-5829
FAX:  615-963-5436
Email:  snahashon@tnstate.edu

Research Areas:
Poultry Nutrition and Genomics, Biotechnology

Publications & Presentations:

Refereed journal Articles: 64
Non-Refereed publications: 8
Books Chapters: 3
Invited Lectures: 8
Research abstracts: >150
Conference Presentations: >150

Most Significant Publications:

Dixon B, Kilonzo-Nthenge A, Nzomo M, Bhogoju S, Nahashon S. 2022. Evaluation of selected bacteria and yeast for probiotic potential in poultry production. Microorganisms. 2022 Apr;10(4):676.

Sarayu Bhogoju, Collins N. Khwatenge, Thyneice Taylor-Bowden, Gabriel Akerele, Boniface M. Kimathi, Joseph Donkor and Samuel N. Nahashon, 2021. Effects of Lactobacillus reuteri and Streptomyces coelicolor on Growth Performance of Broiler Chickens.  Microorganisms 2021, 9, 1341. https://doi.org/10.3390/microorganisms 9061341.

Collins N. Khwatenge and Samuel N. Nahashon. 2021. Recent Advances in the Application of CRISPR/Cas9 Gene Editing System in Poultry Species. Frontiers in Genetics 12:1-13 doi: 10.3389/fgene.2021.627714. 

Sarayu Bhogoju, Samuel Nahashon, Xiaofei Wang, Carl Darris, and Agnes Kilonzo-Nthenge. 2018. A comparative analysis of microbial profile of guinea fowl and chicken using metagenomic approach. PLoS ONE 13(3): e0191029. https://doi.org/10.1371/journal. Pone.0191029 (Open Access).

Collins N. Khwatenge, Boniface M. Kimathi, and Samuel N. Nahashon. 2020. Transcriptome Analysis and Expression of Selected Cationic Amino Acid Transporters in the Liver of Broiler Chicken Fed Diets with Varying Concentrations of Lysine. Int. J. Mol. Sci. 2020, 21, 5594; doi:10.3390/ijms21165594.

Bipradas Roy, Mary E. Curtis Letimicia S. Fears, Samuel N. Nahashon and Hugh M. Fentress. 2016.  Molecular Mechanisms of Obesity-Induced osteoporosis and Muscle Atrophy. Frontiers in Physiology, 7:439, http://dx.doi: 10.3389/fphys.2016.00439 (Open Access).  

Nahashon, S. N., S. E. Aggrey, N. A. Adefope, A. Amenyenu and D. Wright. 2010. Gomperts-Laird model prediction of optimum utilization of crude protein and metabolizable energy by French guinea fowl broilers. Poultry Science 89:52-57.

Xiaofei Wang, Samuel Nahashon, Tromondae K Feaster, Ann Bohannon-Stewart and Nathaniel Adefope. 2010. An initial map of chromosomal segmental copy number variations in the chicken. BMC Genomics 2010, 11:351 doi: 10.1186/1471-2164-11-351.

Nahashon, S. N., C. O. Briles, S. Louis and J. R. Bartlett, 2000. Performance and adipose cellularity of female progeny of White Plymouth Rock dams and Commercial Broiler Breeder Sires. Animal and Feed Science 9:379-389.

Nahashon, S. N., H. S. Nakaue, and L. W. Mirosh, 1994. Phytase activity, phosphorus and calcium retention and performance of Single Comb White Leghorn layers fed diets containing two levels of available phosphorus and supplemented with direct-fed microbials. Poultry Science 73:1552-1562.

Nahashon, S. N., S. E. Aggrey, N. A. Adefope, A. Amenyenu and D. Wright. 2010. Gomperts-Laird model prediction of optimum utilization of crude protein and metabolizable energy by French guinea fowl broilers. Poultry Science 89:52-57.

Xiaofei Wang, Samuel Nahashon, Tromondae K Feaster, Ann Bohannon-Stewart and Nathaniel Adefope. 2010. An initial map of chromosomal segmental copy number variations in the chicken. BMC Genomics 2010, 11:351 doi: 10.1186/1471-2164-11-351.

Nahashon, S. N. Nahashon, A. .Akuley and N. Adefope. 2010. Genetic relatedness of Pearl Grey guinea fowl and Single Comb White Leghorn chickens. Journal of Poultry Science 47:280-287.

Nahashon, S. N., N. Adefope, A. Amenyenu and D. Wright. 2007. Effect of Varying Concentrations of Dietary Crude Protein and Metabolizable Energy on Laying Performance of Pearl Grey Guinea Fowl Hens. Poultry Science 86:1793-1799.

Nahashon, S. N., C. O. Briles, S. Louis and J. R. Bartlett, 2000. Performance and adipose cellularity of female progeny of White Plymouth Rock dams and Commercial Broiler Breeder Sires. Animal and Feed Science 9:379-389.

Nahashon, S. N., H. S. Nakaue, and L. W. Mirosh, 1994. Phytase activity, phosphorus and calcium retention and performance of Single Comb White Leghorn layers fed diets containing two levels of available phosphorus and supplemented with direct-fed microbials. Poultry Science 73:1552-1562.

Teaching:
AGSC 5170 Advanced Poultry Production and management
AGSC 5350 Independent Study of Contemporary Issues 
AGSC 5140 Special problems in animal Science
AGSC 4420 Poultry disease prevention and sanitation
AGSC 2410 Introduction to Poultry Science
AGSC 5280 Advanced Poultry Nutrition and biotechnology
AGSC 5120/35 Thesis Writing 
AGSC 5150 Livestock Production and Management
AGSC 3185 Cooperative Education
AGSC 3480 Poultry production and Management
AGSC 4430 Animal Nutrition and Feeding
AGSC 4710/20 Seminar

Honors and Awards:
International Champion Award, Tennessee State University, May 2018.
STEM Innovation Award, BEYA STEM Global Competitiveness, 2018.
US President’s Service Award, 2010 Research Mentorship Award, Tennessee State University, 2010
Distinguished Research Scientist Award, Institute of Agricultural and Environmental Research, Tennessee State University, 2006
Outstanding Service Award, Institute of Agricultural and Environmental Research, Tennessee State University, 2005
Blue & White Award for outstanding performance in Research- Food Safety, Nutrition and Family Well-being Research Team-Tennessee State University, 2005
US President’s Service Award, 2010
Research Mentorship Award, Tennessee State University, 2010
Distinguished Research Scientist Award, Institute of Agricultural and Environmental Research, Tennessee State University,  2006
Outstanding Service Award, Institute of Agricultural and Environmental Research, Tennessee State University, 2005
Blue & White Award for outstanding performance in Research- Food Safety, Nutrition and Family Well-being Research Team-Tennessee State University, 2005

Education:
B.Sc (Agriculture) - Andrews University 
M.Sc (Animal and Poultry Science) - Tuskegee University 
Ph.D. (Poultry Science; Integrated Minor: Biochemistry & Statistics) - Oregon State University

Date joined staff:  2002





webpage contact: