dr-mathew-march-2017


Title/Qualifications: Ph D
Department/Unit/Section:  Biochemistry, Michrobiology & Biotechnology
Contact Address: P.O. Box 1750 – 60100 Embu
Email: This email address is being protected from spambots. You need JavaScript enabled to view it./piero.mathew@ku.ac.ke
Cell phone:0710-349485 / 0724-586841/0732-264557
Position: Senior Lecturer
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PUBLICATIONS

2020

  • Mworia, JK., Kibiti, CM., Ngeranwa, JN. and Ngugi, MP (2020). Analgesic Potential of Dichloromethane Leaf Extracts
    of
    Eucalyptus globulus (Labill) and Senna didymobotrya (Fresenius) in Mice Models. Journal of Herbmed Pharmacology, 9(4):391-399.
    doi: 10.34172/jhp.2020.49.
  • Moriasi, G, Ireri, A and Ngugi MP (2020). Cognitive-Enhancing, Ex Vivo Antilipid Peroxidation and Qualitative Phytochemical Evaluation of the Aqueous and Methanolic Stem Bark Extracts of Lonchocarpus eriocalyx (Harms. Biochemistry Research International. https://doi.org/10.1155/2020/8819045
  • Guchu, BM, Machocho, AK, Mwihia, SK and Ngugi, MP (2020): In Vitro Antioxidant Activities of Methanolic Extracts of Caesalpinia volkensii , Vernonia lasiopus O. Hoffm., and Acacia hockii De Wild. Evidence Based Complementary and Alternative Medicine. https://doi.org/10.1155/2020/3586268.
  • Wanjira, MM, Ngugi MP and Mbinda, W. (2020). Phenotypic and Genetic Characterization of Selected Kenyan Groundnut (Arachis hypongaea) varieties. African Journal of Biotechnology, 19(9):591-601. DOI: 10.5897/AJB2020.17214.
  • Moriasi, G, Ireri, A and Ngugi MP (2020). In Vitro Antioxidant Activities of the Aqueous and Methanolic Stem Bark Extracts of Piliostigma thonningii (Schum.). Journal of Evidence-Based Integrative Medicine, 25, 2515690X20937988.
  • Sieberi BM, Omwenga GI, Wambua RK, Samoei JC, and Ngugi MP (2020). Screening of the Dichloromethane: Methanolic Extract of Centella asiatica for Antibacterial Activities against Salmonella typhi, Escherichia coli, Shigella sonnei, Bacillus subtilis and  Staphylococcus aureus. The Scientific World Journal. https://doi.org/10.1155/2020/6378712.
  • Moriasi, GA, Ireri, AM., and Ngugi, MP (2020). In Vivo Cognitive-Enhancing, Ex Vivo Malondialdehyde-Lowering Activities and Phytochemical Profiles of Aqueous and Methanolic Stem Bark Extracts of Piliostigma thonningii (Schum.). International Journal of Alzheimer’s Disease. https://doi.org/10.1155/2020/1367075.

2019

  • Arika, W. M., Kibiti, C. M., Njagi, J. M., & Ngugi, M. P. (2019). Effects of DCM Leaf Extract of Gnidia glauca (Fresen) on Locomotor Activity, Anxiety, and Exploration-Like Behaviors in High-Fat Diet-Induced Obese Rats. Behavioural Neurology, 2019.
  • Mworia, J. K., Kibiti, C. M., Ngugi, M. P., & Ngeranwa, J. N. (2019). Antipyretic Potential of Dichloromethane Leaf Extract of Eucalyptus globulus (Labill) and Senna didymobotrya (Fresenius) in Rats Models. Heliyon, 5(12), e02924. doi:10.1016/j.heliyon.2019.e02924
  • Arika, W. M., Kibiti, C. M., Njagi, J. M., & Ngugi, M. P. (2019). Anti-Obesity Effects of Dichloromethane Leaf Extract of Gnidia Glauca in High Fat Diet-Induced Obese Rats. Heliyon, 5(11), e02800.
  • Arika, W., Kibiti, C. M., Njagi, J. M., & Ngugi, M. P. (2019). In Vitro Antioxidant Properties of Dichloromethanolic Leaf Extract of Gnidia glauca (Fresen) as a Promising Antiobesity Drug. Journal of Evidence-Based Integrative Medicine, 24, 2515690X19883258.
  • Ngari, L. N., Njagi, S. N., Kamau, J. K., Lagat, R. C., Musyoki, A. M., Akoth, B. O., Kioko, F., Okwany, Z.-A., & Ngugi, M. P. (2019). Phenotypic Characterization of Selected Kenyan Khat (Catha edulis) Cultivars Based on Morphological Traits. African Journal of Biotechnology, 18(29), 865-874.
  • Arika, WM, Kibiti CM, Njagi JM and Ngugi MP (2019). Modulation of Cognition: The Role of Gnidia glauca on Spatial Learning and Memory Retention in High-Fat Diet-Induced Obese Rats. Neural Plasticity, (2019): 16 pages. https://doi.org/10.1155/2019/2867058.
  • Syombua, ED, Wanyonyi, CN, Mbinda, WM, Ngugi MP, Alakonya, AE and Oduor, RO (2019). Explant Type and Hormone Regime Influences Somatic Embryogenesis and Regeneration of Cassava. African Journal of Biotechnology, 18(25):532-539. DOI: 10.5897/AJB2019.16853
  • Limbua PG, Ngugi MP and Oduor RO (2019). In Vitro Regeneration Protocol of Kenyan Adapted Groundnut (Arachis hypogaea) Genotypes using Cotyledonary Nodal Explants. Journal Plant Biochemistry and Physiology, 7 (1):233-236. doi: 10.4172/2329-9029.1000233

2018

  • NG Makenzi, WM Mbinda, RO Okoth, MP Ngugi (2018). In Vitro Plant Regeneration of Sweetpotato Through Direct Shoot Organogenesis.  Journal of Plant Biochemistry and Physiology, 6:1. doi: 10.4172/2329-9029.1000207
  • Ngetich A, Mweu C, Ngugi M, Mukami A, Ojulong H, Mbinda W (2018). Efficient Plant Regeneration Protocol for Finger Millet [Eleusine coracana (L.) Gaertn.] via Somatic Embryogenesis. African Journal of Biotechnology, 17(21): 660-667.
  • Ngari LN, Njagi SN, Kamau JK, Lagat RC, Musyoki AM, Muiruri JK, Ngugi MP (2018). Genotypic Characterization of Catha edulis in Mt. Kenya Region, Kenya. Journal of Phylogenetics and Evolutionary Biology, 6: 203. doi:10.4172/2329-9002.1000203.
  • Maoga JB, Mburu D and Ngugi MP (2018).  In Vitro Antioxidant Effects of Dichloromethano–Methanolic Blend Extracts of Clutia abyssinica and Maytenus obscura. Journal of Pharmaceutical Biology, 8(2), 28-34.
  • Ndile MM, Mbinda MW, Ngugi PM (2018). Caesalpinia volkensii: An Unexploited Natural Source of Medicine. Journal of Phytopharmacology, 7(3):288-291.
  • Asunta Mukami, Alex Ngetich, Cecilia Mweu, Mutemi Muthangya, Richard O Oduor, Mathew Ngugi, Wilton Mbinda (2018). Rapid and efficient plant regeneration from shoot apical meristems of finger millet [Eleusine coracana (L.) Gaertn.] via direct organogenesis. African Journal of Biotechnology, 17(29): 898-905, 18 doi: 10.5897/AJB2018.16562

2017

  • Mwangi J Mukundi, Njagi EN Mwaniki, Ngugi M Piero, Njagi J Murugi, Juma K Kelvin, Abdirahman A Yusuf, Mwonjoria K John, Ngetich K Alex, Agyirifo S Daniel, Gathumbi K Peter, Muchugi N Alice (2017). Potential Anti-diabetic Effects and Safety of Aqueous Extracts of Urtica dioica Collected from Narok County, Kenya. Pharmaceutica Analytica Acta, 8:5. doi: 4172/2153-2435.1000548
  • Kathryn Wanjiku Nderitu, Njagi Shadrack Mwenda, Ndegwa John Macharia, Stephen Super Barasa, and Mathew Piero Ngugi (2017). Antiobesity Activities of Methanolic Extracts of Amaranthus dubius, Cucurbita pepo, and Vigna unguiculate in Progesterone-Induced Obese Mice. Evidence-Based Complementary and Alternative Medicine, Article ID 4317321. https://doi.org/10.1155/2017/4317321
  • Onyango TO, Mburu DN, Ngugi MP, Kamau JK and Juma KK (2017). Effects of Maalox Plus® Antacid and PureCal® Calcium Supplement on Physical Characteristics, Body Weight, Tissue Minerals and Histopathology of Rats Subjected to Alcohol Intoxication, Journal of Clinical & Experimental Pharmacology, 7:3 doi: 10.4172/2161-1459.1000237
  • Onyango TO, Mburu DN, Ngugi MP, Kamau JK and Juma KK (2017). Effects of Maalox Plus® Antacid and PureCal® Calcium Supplements on Haematological and Biochemical Parameters of Rats Subjected to Alcohol Intoxication. Journal of Alcoholism & Drug Dependence, 5:3. doi: 10.4172/2329-6488.1000265.
  • Machani G Fridah, Muchugi Alice, Ngugi M Piero, Jamnadass Ramni, Omwenga I George, Kariba Robert, Mng’omba Simon and Prasad Hendre (2017). Molecular Characterization of Sclerocarya birrea ICRAF Field Genebank Collections. Journal of Phylogenetics & Evolutionary Biology, 5:3. doi: 10.4172/2329-9002.1000190
  • Muia PK, Ngugi MP and Mburu DN (2017). Performance of GeneXpert Assay in Detecting Pulmonary Tuberculosis and Rifampicin Resistance in Patients Attending Kitui County Hospital, Kenya. Journal of Tropical Diseases, 5:4 doi: 10.4172/2329-891X.1000246.
  • David NN, Michael NM, Beatrice GM, Shadrack MN, James KK, Mathew PN, Joan MN (2017). Hypoglycaemic Effects of Dichloromethane: Methanolic Leaf and Stem Bark Extracts of Pappea capensis in Male Albino Rats. Journal of Diabetes Management, 7(3):295-305.
  • Veronica SA, Cheruiyot KS, Bosibori MJ, Munene IM, Murugi NJ, Piero NM. (2017). Antiinflammatory, Analgesic and Antipyretic Effects of Dichloromethane Stem Bark Extract of Acacia mellifera. Journal of Phytopharmacology, 6(4):239-246.
  • Daniel M. Gaichu, Peter M. Nthiga, Duncan M. Kariuki, Mathew P. Ngugi, David N. Mburu (2017). Phytochemical Screening and Antipyretic Activities of Dichloromethane-Methanolic Leaf and Stem Bark Extracts of Ximenia americana in Rat Models. Journal of Herbmed Pharmacology, 6(3): 107-113.
  • Daniel M. Gaichu, Peter M. Nthiga, Duncan M. Kariuki, Mathew P. Ngugi, David N. Mburu (2017). Anti-Inflammatory Activities of Dichloromethane-Methanolic Leaf and Stem Bark Extracts of Ximenia americana in Mice Mode Journal of  Herbmed Pharmacology, 6(2): 55-61.
  • Koech SC, Maoga JB, Sindani AV, Ireri MM, Mwonjoria JK, Njagi NM and Ngugi MP (2017). Anti-Inflammatory Activity of Dichloromethanolic Root Extract of Clutia abyssinica in Swiss Albino Mice. Journal of Pharmacognosy & Natural Products,  3(1): 132. doi: 10.4172/2472-0992.1000132.
  • SK Mwihia, MP Ngugi, JM Maingi (2017). Phytochemical and Antioxidant Screening of Seed Extracts of Kenyan Custard Apple (Annona squamosa). International Journal of Pharmaceutical Science Invention, 6(7):24-30). ISSN 2319 – 6718.
  • SK Mwihia, MP Ngugi, JM Maingi, JK Kamau, AW Muhuha (2017). Screening of Phytochemicals and Antibacterial Activity of Seed Extracts of Kenyan Sugar Apple (Annona squamosa) .  International Journal of Life Sciences Research, 5(3):46-52). ISSN 2348-3148
  • Koech SC, Ouko RO, Michael NM, Ireri MM, Ngugi MP and Njagi NM (2017). Analgesic Activity of Dichloromethanolic Root Extract of Clutia abyssinica in Swiss Albino Mice. Natural Product Chemistry Research, 5(1): 255. doi: 10.4172/2329-6836.1000255
  • Kariuki DM, Gaichu DM, Mburu DN and Ngugi MP (2017). In vivo Safety of Dichloromethane-Methanolic Extract of Allium sativum in Normal Mice. Journal of Drug Metabolism & Toxicology, 8 (1): 223. doi:10.4172/2157-7609.1000223
  • Ouko RO, Koech SC, Arika WM, Osano KO, Ogola PE, Oduor RO and Ngugi MP (2017). Bioefficacy of Organic Extracts of sativum Against S. zeamais (Coleoptera; Dryophthoridae). Biological Systems Open Access, 6:1 doi: 10.4172/2329-6577.1000174
  • Ouko RO, Koech SC, Arika WM, Njagi SM, Oduor RO and Ngugi MP (2017). Bioefficacy of Organic Extracts of Ocimum basilicum against Sitophilus zeamais. Entomology, Ornithology & Herpetology, 6 (1): 190. doi: 4172/2161-0983.1000190
  • Koech SC, Sindani AV, Maoga JB, Ouko RO, Njagi NM and Ngugi MP (2017). Anti-pyretic Potential of Dichloromethanolic Root Extract of Clutia abyssinica in Wistar Albino Rats. Medicinal and Aromatic Plants (Los Angel) 6: 281. doi: 10.4172/2167- 0412.1000281
  • Musila MN, Ngai DN, Mbiri JW, Njagi SM, Mbinda WM and Ngugi MP (2017). Acute and Sub-Chronic Oral Toxicity Study of Methanolic Extract of Caesalpinia volkensii (Harms). Journal of Drug Metabolism and Toxicology, 8 (1): 222. doi:4172/2157-7609.1000222.
  • Michael N Musila1, Beatrice G Muthoni, Samson C Koech, Mathew P Ngugi, Wilton M Mbinda (2017). Evaluation of In vivo Toxicity of Methanolic Leaf Extract of Vernonia lasiopus (O. Hoffman). Journal of Pharmacognosy and Natural Products, 3:1. doi: 10.4172/2472-0992.1000133

2016

  • Matheri F, Teya F, Kioko F, Mawia AM, Mwangi M, Kirubi DT, Ngugi M and Runo S (2016). Genotyping of Kenyan Passiflora Edulis Flavicarpa Hybrid Accessions and their Parents using SSR Markers. Vegetos 29:4. doi:4172/2229-4473.1000181
  • Matheri F, Mwangi M, Runo S, Ngugi M, Kirubi DT, Njoroge A, Mawia AM, Kioko FW, Lagat R and Daniel NA (2016). Phenotypic Characterization of Selected Kenyan Purple and Yellow Passion Fruit Genotypes Based on Morpho-Agronomic Descriptors. Advances in Crop Science and Technology, 4(4): 226. doi:4172/2329-8863.1000226.
  • Matheri F, Nyamai D, Ngugi MP, Runo S, Njuguna JK, Mwangi M and Kirubi DT (2016). Phenotyping of Selected Kenyan Passiflora edulis Varieties and Their Hybrids Based on Quantitative Morpho-agronomic Traits. Journal of Horticulture, 3(3): 181. doi:4172/2376-0354.1000181.
  • Lagat R Chemutai, Mawia A Musyoki, Wambua F Kioko, Njagi S Mwenda, Karau G Muriira and Ngugi M Piero (2016). Physicochemical Characterization of Selected Rice (Oryza Sativa) Genotypes Based on Gel Consistency and Alkali Digestion. Biochemistry & Analytical Biochemistry, 5 (3): 285. doi:10.4172/2161-1009.1000285.
  • Chemutai LR, Musyoki MA, Kioko WF, Mwenda NS, Muriira KG and Piero NM (2016). Genetic Diversity Studies on Selected Rice (Oryza sativa ) Genotypes based on Gel Consistency and Alkali Digestion. Journal of Rice Research, 4(3): 172. doi:10.4172/2375-4338.1000172.
  • Kamau JK, Nthiga PM, Mwonjoria JK, Ngeranwa JJN, Ngugi MP (2016). Anti-Inflammatory Activity of Methanolic Leaf Extract of Kigelia Africana () Benth and Stem Bark Extract of Acacia Hockii De Wild in Mice. Journal of Developing Drugs, 5(2):156. doi:10.4172/2329-6631.1000156.
  • Nthiga PM, Kamau JK, Safari VZ, Mwonjoria JK, Mburu DN and Ngugi MP (2016). Antipyretic Potential of Methanolic Stem Bark Extracts of Harrisonia Abyssinica Oliv and Landolphia Buchananii (Hallier F.) Stapf in Wistar Rats. Journal of Applied Pharmacy, 8(3):227. doi:4172/1920-4159.1000227.
  • Kamau JK, Nthiga PM, Safari VC, Njagi SM, Mwonjoria JK, Ngugi MP and Ngeranwa JJN (2016). Antipyretic Properties of Methanol Stem Bark Extracts of Acacia hockii De Wild and Kigelia africana (Lam) Benth in Wistar Rats. Journal of Pharmacognosy & Natural Products, 2(3):118. doi:4172/2472-0992.1000118
  • Nthiga PM, Kamau JK, Safari VZ, Ngugi MP and Mburu DN (2016). Antinociceptive Activity of Methanolic Stem Bark Extracts of Harrisonia Abyssinica Oliv and Landolphia Buchananii (Hallier F.) Stapf in Mice Models. Journal of Pain and Relief, 5(4):doi:10.4172/2167-0846.1000253
  • Ogola PE, Arika WM, Nyamai DW, Osano KO, Rachuonyo HO, Wambani JR, Lagat RC, Njagi SM1, Mumenya SW, Koteng’ A, Ngugi MP and Oduor RO (2016). Determination of Background Ionizing Radiations in Selected Buildings in Nairobi County, Kenya. Nuclear Medicine & Radiation Therapy, 7(3):289. doi:4172/2155-9619.1000289.
  • Njagi SM, Lagat RC, Mawia AM, Arika WM, Wambua FK, Ouko RO, Ogola PE, Kamau JK, Nthiga PM, Musila MN, Mwitari PG and Ngugi MP (2016). In Vitro Antiproliferative Activity of Aqueous Root Bark Extract of Cassia abbreviata (Holmes) Brenan. Journal of Cancer Science & Therapy, 8(5): 114-121. doi:4172/1948-5956.1000402.
  • Obel H. Jorum, Alex K. Machocho and Ngugi M. Piero (2016). Effects of Dichloromethane-Methanolic Leaf Extracts of Carissa edulis (Forssk) Vahl on Serum Lipid Profiles in Normal Rat Models. Journal of Hypertension, 5(2):217. doi:4172/2167-1095.1000217.
  • EN Marigi, JO Masanga, TL Munga, LS Karanja, MP Ngugi, WM Thagana, D Kirubi, M Mwangi, CM Githunguri, WM Muiru, DW Miano, AE Alakonya and RO Oduor (2016). Optimisation of a Somatic Embryogenesis and Transformation Protocol for Farmer-Preferred Cassava Cultivars in Kenya. African Crop Science Journal, 24 (s1): 35–44. ISSN 1021-9730/2016. doi: http://dx.doi.org/10.4314/acsj.v24i1.4S
  • Njoroge W Anne, Ngugi M Piero, Aliyu Umar, Matheri Felix, Gitahi S Maina, Mwangi B Maina, Njagi J Muriithi, Mworia J Kiambi and Ngure G Mutero (2016). In Vitro Anti-Acetylcholinesterase Activity of Dichloromethane Leaf Extracts of Carphalea glaucescens in Chilo partellus Biochemistry and Analytical Biochemistry, 5(2):264. doi:10.4172/2161-1009.1000264
  • Arika WM, Nyamai DW, Agyirifo DS, Ngugi MP and Njagi ENM (2016). In Vivo Antidiabetic Effect of Aqueous Leaf Extract of Azardirachta indica, juss in Alloxan Induced Diabetic Mice. Journal of Diabetic Complications & Medicine, 1(2):106. doi:10.4172/jdcm.1000.106
  • Osano KO, Nyamai DW, Ogola PE, Ouko RO, Arika WM, Bina MW, Mburu DN and Ngugi MP (2016). Evaluation of In Vivo Toxicity of Dichloromethane: Methanolic Leaf Extracts of Prosopis juliflora in Female Wistar Albino Rats. Journal of Drug Metabolism and Toxicology, 7 (1): 200. doi:4172/2157-7609.1000200.
  • Obel H Jorum, Ngugi M Piero and Alex K Machocho (2016). Haematological Effects of Dichloromethane-Methanolic Leaf Extracts of Carissa edulis (Forssk.) Vahl in Normal Rat Models. Journal of Hematology & Thromboembolic Diseases, 4(1):232. ISSN:2329-8790.
  • Arika WM, Rachuonyo HO, Muchori AN, Lagat RC, Mawia AM, Wambani JR, Wambua FK, Nyamai DW, Ogola PE, Kiboi NG, Ouko RO, Njagi SM , Muruthi CW, Ngugi MP and Njagi ENM (2016). Hypoglycemic Effect of Ocimum lamiifolium in Alloxan-Induced Diabetic Mice. Medicinal and Aromatic Plants, 5(2): 228. doi:4172/2167-0412.1000228.
  • Arika WM, Ogola PE, Nyamai DW, Mawia AM, Wambua FK, Kiboi NG, Wambani JR, Njagi SM, Rachuonyo HO, Emmah KO, Lagat RC, Muruthi CW, Abdirahman YA, Agyirifo DS, Ouko RO, Ngugi MP and Njagi ENM (2016). Mineral Elements Content of Selected Kenyan Antidiabetic Medicinal Plants. Advanced Techniques in Biology and Medicine, 4(1): 160-165. doi: 4172/2379-1764.1000160
  • Arika WM, Nyamai DW, Osano KO, Ngugi MP and Njagi ENM (2016). Biochemical Markers of In Vivo Journal of Clinical Toxicology, 6(2): 297. doi:10.4172/2161-0495.1000297.
  • Arika WM, Nyamai DW, Musila MN, Ngugi MP and Njagi ENM (2016). Hematological Markers of In Vivo Journal of Hematology & Thromboembolic Diseases, 4(1):236. doi:10.4172/2329-8790.1000236.
  • Nyamai DW, Arika W, Ogola PE, Njagi ENM, Ngugi MP (2016). Medicinally Important Phytochemicals: An Untapped Research Avenue. Research and Reviews: Journal of Pharmacognosy and Phytochemistry, 4(1):35-49. e-ISSN:2321-6182; p-ISSN:2347-2332
  • Nyamai DW, Arika WM, Rachuonyo HO, Wambani JR and Ngugi MP (2016). Herbal Management of Benign Prostatic Hyperplasia. Journal of Cancer Science & Therapy, 8(5): 130-134. doi:4172/1948-5956.1000404.
  • Safari VZ, Ngugi MP, Orinda G, Njagi EM (2016).Anti-pyretic, Anti-inflammatory and Analgesic Activities of Aqueous Stem Extract of Cynanchum Viminale (L.) in Albino Mice. Medicinal and Aromatic Plants, 5(2).236. doi:10.4172/2167-0412.1000236
  • Safari VZ, Ngugi MP, Orinda G and Njagi EM (2016). Anti-pyretic, Anti-inflammatory and Analgesic Activities of Aqueous Leaf Extract of Urtica Dioica (L.) in Albino Mice. Medicinal and Aromatic Plants, 5(2):237. doi:4172/2167-0412.1000237.
  • Safari VZ, Kamau JK, Nthiga PM, Ngugi MP, Orinda G and Njagi EM (2016). Antipyretic, Antiinflammatory and Antinociceptive Activities of Aqueous Bark Extract of Acacia Nilotica (L.) Delile in Albino Mice. Pain Management and Medicine, 2(2): doi:10.4172/jpmme.1000113.
  • Joan M. Njagi, Daniel N. Akunga, Martin M. Njagi, Mathew P. Ngugi, Eliud M.N. Njagi (2016). Heavy Metal Pollution of the Environment by Dumpsites: A Case of Kadhodeki Dumpsite. International Journal of Life Sciences and Scientific Research, 2(2):191-197. ISSN: 2455-1716.
  • Thomas M Musyoka, Nyamai W Dorothy, Arika M Wycliffe, Kelvin K Juma, Mutua D Nzioka, David Maina, Stanely K Waithaka, Mathew P. Ngugi, George O Orinda, Geoffrey M Karau, Eliud NM Njagi (2016). In Vivo Antianaemic Effect and Safety of Aqueous Extracts of Erythrina abyssinica and Zanthoxylum usambarensis in Mice Models. Journal of Hematology & Thromboembolic Diseases, 4 (3): 242. doi:4172/2329-8790.1000242
  • Mugweru FG, Nyamai DW, Arika MW, Ngugi MP, Gathumbi PK, Njagi ENM and Ngeranwa JJN (2016). Antimicrobial Activity of Aqueous Extracts of Maytemus putterlickoides, Senna spectabilis and Olinia usambarensis on Selected Diarrhea-Causing Bacteria. Journal of Bacteriology and Parasitology 7(2): 270. doi: 4172/2155-9597.1000270.
  • Miccah S. Seth, Leta T. Bedada, Steven M. Runo, Mathew P. Ngugi, Revel Iyer, Jennifer A. Thomson, Emmarold E. Mneney and Richard O. Oduor (2016). Drought tolerance in transgenic tropical maize (Zea mays) by heterologous expression of Peroxiredoxin 2 gene - XvPrx2. African Journal of Biotechnology, 15(25):1350-1362. doi:10.5897/AJB2016.15371. ISSN: 1684-5315.
  • Mbiri J. Wanja, Sichangi Kasili, Kisangau Patrick, Wilton Mbinda, Ngugi M. Piero (2016). Anti-inflammatory Properties of Methanolic Bark Extracts of Terminalia brownii in Wistar Albino Rats. International Journal of Current Pharmaceutical Research, 8(3):100-104. ISSN- 0975-7066.
  • Njogu SM, Arika WM, Nyamai DW, Ngugi MP, Machocho AK, Ngeranwa JJN and Njagi ENM (2016). Hypoglycemic Effect of Aqueous and Ethyl Acetate Leaf Extract of Maytenus putterkloides in Alloxan Induced Diabetic Mice. Journal of Diabetes and Metabolism, 7(6):685. doi:4172/2155-6156.1000685.
  • Mwonjoria K. John, Umar Aliyu, Juma K. Kevin, Kahiga M. Titus, Ngugi M. Piero, Mburu David, Wanyonyi W. Alphonse, Githinji G. Charles, Ngeranwa N. Joseph (2016). Anti-inflammatory activity of Craterostigma pumilum (hochst) is associated with hyperalgesia. International Journal of Pharmacology and Toxicology, 4 (2): 169-173. doi: 10.14419/ijpt.v4i2.6497.
  • Mbiri JW, Kasili S, Mbinda W, Kisangau PD and Piero NM (2016). Anti-Pyretic Properties of Methanolic Bark Extracts of Terminalia brownii in Wistar Rats (Rattus novegicus). Journal of Pharmacognosy & Natural Products, 2(3): 121. DOI: 4172/2472-0992.1000121.
  • Mbiri WJ, Kasili S, Kisangau DP, Musila NM, Piero NM and Mbinda WM (2016) Antinociceptive Properties of Methanolic Bark Extracts of Terminalia brownii in Wistar Rats. Journal of Pain and Relief, 5 (5): 261. doi:4172/2167-0846.1000261

2015

  • Ngugi M Piero, Murugi N Joan, Oduor O Richard, Mgutu A  Jalemba, Ombori R Omwoyo and Cheruiyot R Chelule (2015). Determination of Cyanogenic Compounds Content in Transgenic Acyanogenic Kenyan Cassava (Manihot esculenta Crantz) Genotypes: Linking Molecular Analysis to Biochemical Analysis. Analytical and Bioanalytical Techniques, 6(5):264-271. doi:10.4172/2155-9872.1000264
  • Piero NM, Murugi NJ, Okoth OR, Ombori OR, Jalemba MA and Chelule CR (2015). RNAi-Mediated Downregulation of Cyano-Glycoside Biosynthesis in Kenyan Cassava (Manihot esculenta Crantz) Genotypes. Plant Biochemistry and Physiology, 3 (3):148-153. doi:10.4172/2329-9029.1000148
  • Ngugi M Piero, Njagi NM Eliud, Kimuni N Susan, Orinda O George, Njagi J Murugi, Maina David, Agyirifo D Sakyi, Gathumbi K Peter, Kinge W Stanley and Ngeranwa JN Joseph (2015). In Vivo Antidiabetic Activity and Safety in Rats of Cissampelos pareira Traditionally Used in The Management of Diabetes Mellitus In Embu County, Kenya. Journal of Drug Metabolism and Toxicology, 6(3):184-194. doi:10.4172/2157- 7609.1000184.
  • Ngugi MP, Oduor RO, Omwoyo RO, Njagi JM, Mgutu AJ and Cheruiyot RC (2015). Regeneration of Kenyan Cassava (Manihot esculenta Crantz) Genotypes. Plant Biochemistry and Physiology, 3: 147. doi:10.4172/2329-9029.1000147.
  • Ngugi M Piero, Kimuni NS, Ngeranwa NJ, Orinda OG, Njagi MJ, Maina D, Agyirifo SD, Gathumbi K, King’e WS and Njagi Eliud EN (2015). Antidiabetic and Safety of Lantana rhodesiensis in Alloxan-induced Diabetic Rats.  Developing Drugs, 4: 129. doi:10.4172/2329-6631.1000129.
  • Ngugi M Piero and Njagi M Joan (2015). Cancer: A Molecular Curse? International Journal of Current Pharmaceutical Research, 7(3):1-3.
  • Joan Murugi Njagi, Mathew Piero Ngugi, Cromwell Mwiti Kibiti, Joseph Ngeranwa, Wilson Njue, Peter Gathumbi and Eliud Njagi (2015). Hypoglycemic effect of Helichrysum odoratissimum in Alloxan-induced Diabetic Mice. Phytopharmacology, 4:1-6
  • Mwangi J Mukundi, Ngugi M Piero, Njagi EN Mwaniki, Njagi J Murugi, Agyirifo S Daniel, Gathumbi K Peter and Muchugi N Alice (2015). Antidiabetic Effects of Aqueous Leaf Extracts of Acacia nilotica in Alloxan Induced Diabetic Mice. Diabetes and Metabolism, 6(7):568-573. doi: 4172/2155-6156.1000568
  • Mwangi J Mukundi, Njagi E N Mwaniki, Ngugi M Piero, Njagi J Murugi, Agyirifo S Daniel, Gathumbi K Peter and Muchugi N Alice (2015). In Vivo Antidiabetic Effects of Aqueous Leaf Extracts of Rhoicissus tridentata in Alloxan Induced Diabetic Mice. Developing Drugs, 4(3):131-135.doi:10.4172/2329-6631.1000131.
  • Abdirahman YA, Juma KK, Makori WA, Agyirifo DS, Ngugi MP, Gathumbi PK, Ngeranwa JJN and Njagi ENM (2015). Blood Glucose Lowering Effect and Safety of the Aqueous Leaf Extracts of Zanha Africana. Pharmaceutica Analytica Acta, 6 (9):422-431. doi:4172/21532435.1000422
  • Abdirahman YA, Juma KK, Mukundi MJ, Gitahi SM, Agyirifo DS, Ngugi MP, Gathumbi PK, Ngeranwa JJN and Njagi ENM (2015). In-Vivo Antidiabetic Activity and Safety of the Aqueous Stem Bark Extract of Kleinia squarrosa. Diabetes and Metabolism, 6(9):601-612. doi:4172/2155-6156.1000601
  • Abdirahman YA, Juma KK, Nyamai DW, Njagi JM, Agyirifo DS, Ngugi MP, Gathumbi PK, Ngeranwa JJN and Njagi ENM (2015). In-Vivo Anti-hyperglycemic Activity and Safety of The Aqueous Stem Bark Extracts of Aloe secundiflora. Medicinal and Aromatic Plants, S1: 003-007. doi:4172/2167-0412.S1-003
  • Nyamai DW, Mawia AM1, Wambua FK, Abdirahman YA, Osano K, Lagat R, Mumbi B, Arika W, Juma KK, Anyango E, Mulugeta M, Ngugi MP, Muchugi A, Ng’ang’a M, Burugu MW and Ramni Jamnadass (2015). Growth Performance of Domesticated Prunus africana Population in Muguga, Kiambu County, Kenya. Biochemistry and Physiology 4 (4): 185-190. doi: 4172/2168-9652.1000185.
  • Nyamai DW, Mawia AM, Wambua FK, Njoroge A, Matheri F, Lagat R, Kiambi J, Ogola P, Arika W, Cheseto X, King’ori E, Ramni J, Ngugi MP, Muchugi A, Ng’ang’a M, Burugu MW (2015). Phytochemical Profile of Prunus africana Stem Bark from Kenya. Journal of Pharmacognosy and Natural  Products, 1(1):110-118. doi: 4172/jpnp.1000110.
  • Kimeu B Mwonga, Njagi EN Mwaniki, Yole S Dorcas and Ngugi M Piero (2015). Molluscicidal Effects of Aqueous Extracts of Selected Medicinal Plants from Makueni County, Kenya. Pharmaceutica Analytica Acta 6 (11): 445-450. doi:4172/21532435.1000445
  • Aliyu Umar, Ngugi M Piero, Allan J Mgutu, Njoroge W Ann, Gitahi S Maina, Mwangi B Maina, Njagi J Muriithi, Mworia J Kiambi, Ngure G Mutero and Mwonjoria K John (2015). BioEfficacy of Aqueous Crude Fruit Sap Extract of Solanum incanum against Green Peach Aphids Myzus persicae Sulzer (Homoptera: Aphididae). Entomology, Ornithology & Herpetology, 5(1): 169-174. doi:4172/2161-0983.1000169
  • Arika WM, Ogola PE, Abdirahman YA, Mawia AM, Wambua FK, Nyamai DW, Kiboi NG, Wambani JR, Njagi SM, Rachuonyo HO,Muchori AN, Lagat RC, Agyirifo DS, Ngugi MP and Njagi ENM (2015). In Vivo Safety of Aqueous Leaf Extract of Lippia javanica in Mice Models. Biochemistry and Physiology, 5(1): 191-200. doi: 4172/2168-9652.1000191
  • Arika WM, Abdirahman YA, Mawia MA, Wambua KF, Nyamai DM, Ogola PE, Kiboi NG, Nyandoro HO, Agyirifo DS, Ngugi MP and Njagi ENM (2015). In Vivo Antidiabetic Activity of the Aqueous Leaf Extract of Croton macrostachyus in Alloxan Induced Diabetic Mice. Pharmaceutica Analytica Acta 6 (11): 447-452.  doi:4172/21532435.1000447.
  • Mworia JK, Gitahi SM, Juma KK, Njagi JM, Mwangi BM, Aliyu U, Njoroge WA, Mwonjoria KJ, Nyamai DW, Ngugi MP and Ngeranwa JJN (2015). Analgesic Potential of Acetone Leaf Extract of Caesalpinia volkensii Harms in Mice. Pharmaceutical Analytica Acta, 6 (11): 450-455. doi:4172/21532435.1000450
  • Wambua F Kioko, Musyoki A Mawia, Ngugi M Piero, Karau G Muriira, Nyamai D Wavinya, Lagat R Chemutai, Matheri Felix, Arika W Makori1 and Njagi S Mwenda (2015). Phenotypic Characterization on Selected Kenyan and Tanzanian Rice (Oryza sativa L) Populations Based on Grain Morphological Traits. Journal Rice Research, 3: 155-161. doi:4172/2375-4338.1000155.
  • Arika WM, Abdirahman YA, Mawia MM, Wambua KF, Nyamai DM, Ogola PE, Kiboi NG, Nyandoro HO, Njagi SM, Agyirifo DS, Ngugi MP and Njagi ENM (2015). Hypoglycemic Effect of Lippia javanica in Alloxan Induced Diabetic Mice. Journal of Diabetes and Metabolism, 6 (11): 624-630. doi:4172/2155-6156.1000624.
  • Aliyu Umar, Allan J Mgutu, Ngugi M Piero, Njoroge W Ann, Gitahi S Maina, Mwangi B Maina, Njagi J Muriithi, Mworia J Kiambi, Ngure G Mutero and Mwonjoria K John (2015). In Vitro Anti-Acetylcholinesterase Activity of Crude Fruits Sap Extract of Solanum incanum in Green Peach Aphids. Journal of Developing Drugs, 4 (5): 142-145. doi:4172/2329-6631.1000142.
  • Njagi J Muriithi, Gitahi S Maina, Njagi M Mugendi, Mwangi B Maina, Mworia J Kiambi, Juma K Kelvin, Aliyu Umar, Mwonjoria K John, Njoroge W Ann, Abdirahman YA, Ngugi M Piero and Njagi NM Eliud (2015). Determination of Hematological Effects of Methanolic Leaf Extract of incanum in Normal Mice. Pharmaceutica Analytica Acta, 6 (10): 429-435. doi: 10.4172/21532435.1000429
  • Mworia JK, Gitahi SM, Juma KK, Njagi JM, Mwangi BM, Aliyu U, Njoroge WA, Mwonjoria J, Mawia AM, Nyamai DW, Ngugi MP and Ngeranwa JJN (2015). Antinociceptive Activities of Acetone Leaf Extracts of Carissa Spinarum in Mice. Medicinal & Aromatic Plants, S1: 006-010. doi:4172/2167-0412.S1-006.
  • Wambua F Kioko, Mawia A Musyoki, Ngugi M Piero, Karau G Muriira, Nyamai D Wavinya, Lagat Rose, Matheri Felix and Ngari L Ngithi (2015). Genetic Diversity Studies on Selected Rice (Oryza sativa L) Populations Based on Aroma and Cooked Kernel Elongation. Journal of Phylogenetics and Evolutionary Biology, 3(4): 158-164. doi:4172/2329-9002.1000158
  • Mawia A. Musyoki, Wambua F. Kioko, Ngugi P. Mathew, Agyirifo Daniel, Karau G. Muriira, Nyamai D. Wavinya, Matheri Felix, Lagat R. Chemutai, Njagi S. Mwenda, Mworia J. Kiambi and Ngari L. Ngithi (2015). Genetic Diversity Studies on Selected Rice (Oryza Sativa L) Genotypes Based on Amylose Content and Gelatinization Temperature. Advances in Crop Science and Biotechnology, 3(5):193-199. doi:4172/2329-8863.1000193.
  • Mawia Musyoki A, Wambua Kioko F, Agyirifo Daniel, Nyamai Wavinya D, Matheri Felix, Langat Chemtai R, Njagi Mwenda S, Arika Arika W1, Gaichu Muthee D, Ngari Ngithi L, Ngugi Piero M and Karau Muriira G (2015). Phenotypic Diversity Studies on Selected Kenyan and Tanzanian Rice (Oryza sativa L) Genotypes Based on Grain and Kernel Traits. Journal of Rice Research, 3(4):150-154. doi:4172/2375-4338.1000150
  • Abdirahman YA, Juma KK, Mukundi MJ, Gitahi SM, Agyirifo DS, Ngugi PM, Gathumbi PK, Ngeranwa JJN and Njagi ENM (2015). The Hypoglycemic Activity and Safety of Aqueous Stem Bark Extracts of Acacia nilotica. Journal of Drug Metabolism and Toxicology, 6(4):189-198. doi:4172/2157-7609.1000189
  • Juma KK, Fulakeza RMJ, Ngeranwa JN, Ngugi MP and Mburu ND (2015). Evidence Based Phytopharmacological Potential of Herbal Extracts in Post-Ingestion Management of Mycotoxins in Animal Models. Clinical Toxicology, 5(4):254-262. doi:4172/2161-0495.1000254
  • Mwangi B. Maina, Gitahi S. Maina, Njagi J. Muriithi, Mworia J. Kiambi, Aliyu Umar, Mwonjoria K. John, Ngure G. Mutero, Juma K. Kelvin, Njoroge W. Ann, Mburu N. David and Ngugi M. Piero (2015). Antinociceptive Properties of Dichloromethane:Methanolic Leaf Extracts of Caesalpinia volkensii and Maytenus obscura in Animal Models. Journal of Pain and Relief, 4(4):191-196. doi:10.4172/2167-0846.1000191.
  • Njagi J Muriithi, Gitahi S Maina, Mwangi B Maina, Mworia J Kiambi, Juma K Kelvin, Aliyu Umar, Mwonjoria K John, Njoroge W Ann, Ngugi M Piero and Njagi NM Eliud (2015). Determination of Hematological Effects of Methanolic Leaf Extract of Vernonia lasiopus in Normal Mice. Blood and Lymph, 5(3):139-144. doi:10.4172/2165-7831.1000139.
  • Mwangi B Maina, Gitahi S Maina, Njagi J Muriithi1, Mworia J Kiambi, Aliyu Umar, Njoroge W Ann, Mwonjoria K John, Ngugi M Piero, Mburu N David (2015). Antiinflammatory Properties of Dichloromethane: Methanolic Leaf Extracts of Caesalpinia Volkensii and Maytenus obscura in Animal Models. International Journal of Current Pharmaceutical Research, 7(3):83-87.
  • Gitahi S. Maina, Juma K. Kelvin, Mwangi B. Maina, Njagi J. Muriithi, Mworia J. Kiambi, Aliyu Umar, Mwonjoria K. John, Njoroge W. Ann, Mburu N. David, Ngugi M. Piero (2015). Antinociceptive Properties of Dichloromethane:Methanolic Leaf and Root Bark Extracts of Carissa edulis in Rats. The Journal of Phytopharmacology, 4(2): 106-112
  • Gitahi S Maina, Mwangi B Maina, Njagi J Muriithi, Mworia J Kiambi, Juma K Kelvin, Aliyu Umar, Mwonjoria K John, Njoroge W Ann, Ngugi M Piero, Mburu N David (2015). Antipyretic Properties of Dichloromethane:Methanolic Leaf and Root Bark Extracts of Carissa edulis in Rats. Asian Journal of Biomedical and Pharmaceutical Sciences, 5(43): 12-20. doi: 10.15272/ajbps.v5i43.681.

2014

  • MN Piero, GM Nzaro and JM Njagi, (2014). Diabetes Mellitus – A Devastating Metabolic Disorder. Asian Journal of Biomedical and Pharmaceutical Sciences, 04(40):1-7

Book Chapter

  • Richard Oduor, Mathew Ngugi, Vivian Tuei, Trizah Milugo and Joel Ochieng (2015). Chapter Title: How Ready is Sub-Saharan Africa to Adopt Biotech Crops? Lessons from Kenya (Chapter Six). In: Emma Arogundade (2015): USHEPiA Crossing Boundaries: Knowledges from the Continent. Siber Ink, South Africa, ISBN: 9781928309079.