Petra O. NNAMANI

1. Petra Nnamani, Ogechukwu Nnadi, Emmanuel Ibezim, Ebere Ayogu, Joy Reginald-Opara, Simon Onoja, Amelia Odo, Agatha Ugwu, Chidi Ogbonna, Anthony Attama. In vivo antiplasmodial potential of Carrageenan and Prosopis africana buccal films of artemether on malariogenic mice. Journal of Drug Delivery & Therapeutics. 2020; 10(1-s):114-125

2. A.F. Attah, J.O. Moody, M.A. Sonibare, H.H. Salahdeen, O.O. Akindele, P.O. Nnamani, O.A. Diyaolu, Y. Raji. Aqueous extract of Moringa oleifera leaf used in Nigerian ethnomedicine alters conception and some pregnancy outcomes in Wistar rat. South African Journal of Botany https://doi.org/10.1016/j.sajb.2019.07.041 (Manuscript in Press 2019)

3. Chiamaka Felicitas OKPALANWA, Madubuike Umunna ANYANWU, Mumuni Audu MOMOH, Petra Obioma NNAMANI, Anthony Amaechi ATTAMA. Generic Salmonella in Asymptomatic Adult Volunteers: Occurrence, Antibiogram, Extended-Spectrum _-Lactamase Production and Carbapenem Resistance. Not Sci Biol, 2019, 11(4):xxx-xxx. DOI: 10.15835/nsb11410436.

4. Petra Nnamani, Agatha Ugwu, Emmanuel Ibezim, Simon Onoja, Amelia Odo, Maike Windbergs, Chiara Rossi, Claus-Michael Lehr and Anthony Attama. Preparation, characterization and in vitro antibacterial property of Ciprofloxacin-loaded nanostructured lipid carrier for treatment of Bacillus subtilis infection. J. Microencapsul 2019, 36(1): 32-42. doi: 10.1080/02652048.2019.1582724.

5. A.F. Attah, J.O. Moody, M.A. Sonibare, H.H. Salahdeen, O.O. Akindele, P.O. Nnamani, O.A. Diyaolu, Y. Raji. Aqueous extract of Moringa oleifera leaf used in Nigerian ethnomedicine alters conception and some pregnancy outcomes in Wistar rat. South African Journal of Botany, https://doi.org/10.1016/j.sajb.2019.07.041
6. Chiamaka Felicitas OKPALANWA, Madubuike Umunna ANYANWU, Mumuni Audu MOMOH, Petra Obioma NNAMANI, Anthony Amaechi ATTAMA. Generic Salmonella in Asymptomatic Adult Volunteers: Occurrence, Antibiogram, Extended-Spectrum _-Lactamase Production and Carbapenem Resistance. Not Sci Biol, 2019, 11(4):xxx-xxx. DOI: 10.15835/nsb11410436

7. Ugwu AA, Nnamani PO, Ibezim EC, Reginald-Opara JN, Attama AA. Preliminary characterization of modified nanostructured lipid carriers as potential drug delivery systems. Afr. J Pharma Res Dev. 2018, 10(2): 085-090.

8. Nnamani, P.O., Hansen, S and Lehr, CM. Preparation and characterization of artemether-loaded PLGA nanoparticles. Afr. J Pharm Res Dev. 2018, 10: 1-10.

9. Kenechukwu, FC, Attama, AA, Ibezim, EC, Nnamani, PO, Umeyor, CE, Uronnachi, EM, Gugu, TH, Momoh, MA, Ofokansi, KC, Akpa, PA⁠. Surface-modified mucoadhesive microgels as a controlled release system for miconazole nitrate to improve localized treatment of vulvovaginal candidiasis. European Journal of Pharmaceutical Sciences 111 (2018) 358–375.

10. Amelia Ngozi ODO, Efiong Sunday SAMUEL, Evelyn N. NWAGU, Petra Obioma NNAMANI, Chiemezie S. ATAMA. Sexual and Reproductive Health Services (SRHS) for Adolescents in Enugu State, Nigeria: A mixed method approach. BMC Health Services Research (2018) 18:92.

11. Uwakwe S. Onoja, Cynthia C. Ugwu, Philip F. Uzor, Innocent E. Nweze, Edwin O. Omeje, Petra O. Nnamani, Ekere Nwachukwu, Ivoke Njoku and Eyo J. Effiong. Effect of Anogeissus leiocarpus Guill and Perr Leaf on Hyperglycaemia and Associated Dyslipidaemia in Alloxan-induced Diabetic Rats. Dhaka Univ. J. Pharm. Sci. 17(1): 65-72, 2018.

12. Kenechukwu, F.C., Attama, A.A., Ibezim, E.C., Nnamani, P.O., Umeyor, C.E., Uronnachi, E.M., Akpa, P.A., Ozioko, A.C., Momoh, M.A. (2018). Novel intravaginal drug delivery system based on molecularly PEGylated lipid matrices for improved antifungal activity of miconazole nitrate. BioMed. Res. Int., 1-18. https://doi.org/10.1155/2018/3714329

13. Nnamani, P.O., Kenechukwu, F.C. Okoye, O and Akpa, P.A. Sustained release Mebendazole microcapsules prepared with Prosopis africana peel powder (PAPP) hydrogel. Indian J. Novel Drug deliv 9(3), 2017, 167-184.

14. Kenechukwu, FC, Attama, AA, Ibezim, EC, Nnamani, PO, Umeyor, CE, Uronnachi, EM, Momoh, MA, Akpa, PA. Tailor-made mucoadhesive lipid nanogel improves oromucosal antimycotic activity of encapsulated miconazole nitrate. European Journal of Nanomedicine 2017 Eur. J. Nanomed. 9(3-4):115-126. https://doi.org/10.1515/ejnm-2017-0010

15. Nnamani, PO, Ugwu, AA, Ibezim, EC, Kenechukwu, FC, Akpa, PA, Ogbonna, JDN, Obitte NC, Lehr, CM and Attama, AA. Sustained-release Liquisolid Compact Tablets Containing Lumefantrine-Artemether as Alternate-Day-Regimen for Malaria Treatment to Improve Patient Compliance. International Journal of Nanomedicine 2016: 11, 6365-6378.

16. Anthony A. Attama, Franklin C. Kenechukwu, Ebele B. Onuigbo, Petra O. Nnamani, Nicholas Obitte, Jahn H. Finke, Sascha Pretor, Christel C. Müller-Goymann. Solid lipid nanoparticles encapsulating a fluorescent marker (coumarin 6) and antimalarials – artemether and lumefantrine: evaluation of cellular uptake and antimalarial activity. European Journal of Nanomedicine. Volume 8, Issue 3, Pages 129–138, ISSN (Online) 1662-596X, ISSN (Print) 1662-5986, DOI: 10.1515/ejnm-2016-0009, June 2016

17. Onoja US, Nweze, IE, Agbo MO, Nnamani PO, Eke FN, Ivoke N, Eyo JE, Attama CI and Ejere VC. Evaluation of bacteriological quality and essential elements in commercially bottled/packaged water produced and marketed in Southeastern Nigeria. African Journal of Microbiology Research 2015, 9(28), 1728-1737.

18. Kenechukwu, F.C., Momoh, M.A., Nnamani, P.O. and Attama, A.A. Solid lipid micro-dispersions (SLMs) based on PEGylated solidified reverse micellar solutions (SRMS): a novel carrier system for gentamicin. Drug Deliv, 2015: 1–13; DOI: 10.3109/10717544.2014.900152
19. Momoh, M.A., Kenechukwu, F.C., Nnamani, P.O. and Umetiti, J.C. Influence of magnesium stearate on the physicochemical and pharmacodynamic characteristics of insulin-loaded Eudragit entrapped mucoadhesive microspheres Drug Deliv, 2015: 1–12 (DOI: 10.3109/10717544.2014.898108).

20. Nnamani P.O., Dibua E. U., Kenechukwu F.C., Ogbonna C.C., Onyemaechi C., Attama A.A. (2015). Novel lipid-based dermal microgels of Neobacin®. Afr. J. Biotechnol. 14(11) 979 – 989.

21. Otuu C.C., Inya- Agha S.I., Nnamani P.O., Kenechukwu F.C., Attama A.A. (2015). Cyanide content of well water round- about cassava processing plants in Enugu, South – Eastern, Nigeria. International Journal of Environmental Biology; 4(1):10-12.

22. Nnamani, P. O., Hansen S., Windbergs M., and Lehr, C. M. Development of artemether-loaded nanostructured lipid carrier (NLC) formulation for topical application. Int. J. Pharm. 477 (2014) 208–217.
23. Nadaf S, Nnamani PO, Jadhav N. Evaluation of Prosopis africana Seed Gum as an Extended Release Polymer for Tablet Formulation. AAPS PharmSciTech. DOI: 10.1208/s12249-014-0256-y (Online ISSN: 1530-9932).
24. Nnamani PO, Kenechukwu FC, Anugwolu CL and Attama AA. Evaluation of Hydrogels Based on Poloxamer 407 and Polyacrylic Acids for Enhanced Topical Activity of Gentamicin against Susceptible Infections. Trop. J. Pharm. Res. 2014; 13 (9): 1385-1391. (ISSN: 1596-5996 (print); 1596-9827 (electronic).

25. Kenechukwu, FC, Umeyor, CE, Momoh, MA, Ogbonna, JDN, Chime, SA, Nnamani, PO and Attama AA. Evaluation of Gentamicin-Entrapped Solid Lipid Microparticles Formulated with a Biodegradable Homolipid from Capra hircus. Trop. J Pharm.Res. 2014; 13 (8): 1999-1205. ISSN: 1596-5996 (print); 1596-9827 (electronic). http://dx.doi.org/10.4314/tjpr.v13i8.2

26. Kenechukwu, FC, Momoh, MA, Nnamani, PO, Ogbonna, JDN, Umeyor, CE and Attama AA. Improved bioactivity of gentamicin from novel solid lipid microparticles based on beeswax. Nig. J. Pharm. Res. 2014; 10 (1): 35-45.

27. Nnamani, P.O., Kenechukwu, F.C., Dibua, E.U., Ogbonna, C.C., Monemeh, U.L. and Attama, A.A. (2013). Transdermal microgels of gentamicin. Eur. J. Pharm. Biopharm. 84, 345-354.

28. Nnamani, P.O., Attama, A.A., Kenechukwu, F.C., Ibezim, E.C. and Adikwu, M.U. Pharmacodynamics of Piroxicam from Novel Solid Lipid Microparticles Formulated with Homolipids from Bos indicus (2013). Current Drug Delivery, 10(6) 645-655.

29. Nnamani, P.O., Kenechukwu, F.C., Dibua, E.U., Ogbonna, C.C., Momoh, M.A., Olisemeka, Agubata, C.O and Attama, A.A. (2013). Formulation, characterization and ex-vivo permeation studies on gentamicin-loaded transdermal patches based on PURASORB® polymers. Sci. Res. Essay 8(22), 973-982. (DOI 10.5897/SRE 2013.5379)

30. Nnamani, P. O., Kenechukwu, F. C., Dibua, E. U., Ogbonna, C.C., Momoh, M.A., J.D.N. Ogbonna, D. C. Okechukwu, A.U. Olisemeke, U. A. and Attama, A. A. (2013). Bioactivity of gentamicin contained in novel transdermal drug delivery systems (TDDS) formulated with biodegradable polyesters. Afr. J. Pharm. Pharmacol. 7(28), 1987-1993.

31. Nnamani, P. O., Kenechukwu, F. C., Anugwolu, C. L., Agubata C. O. and Attama, A. A. Characterization and controlled release of gentamicin from novel hydrogels based on Poloxamer 407 and polyacrylic acids. Afr. J. Pharm. Pharmacol. 7(36), (2013) 2540-2552. DOI 10.5897/AJPP2013.3803.

32. Kenechukwu, F. C., Ibezim, E. C., Attama, A. A., Momoh, M. A., Ogbonna, J. D. N., Nnamani, P. O., Chime, S. A., Umeyor, C. E. and Uronnachi, E. M. Preliminary spectroscopic characterization of PEGylated mucin, a novel polymeric drug delivery System. Afr. J. Biotech. 12(47), (2013): 6661-6671. DOI: 10.5897/AJB2013.12957

33. Nnamani, P.O., Kenechukwu, F.C., Dibua, E.U., Ogbonna, C.C., Momoh, M.A., Ogbonna, J.D.N., Olisemeka, A.U., Agubata, C.O and Attama, A.A. (2013). Novel transdermal patches for controlled delivery of gentamicin: formulation, characterization and in vitro release properties. J. Pharm. Res. (In Press)

34. Nnamani, P.O., Kenechukwu, F.C., Okonkwo C.C. and Otuu, F.C. (2012). Performance of Prosopis africana peel powder (PAPP) as a novel sorbent for remediating malachite green contaminated aqua system. Scientific Research and Essays 7(48), 4130-4137.

35. Nnamani, P. O., Kenechukwu, F. C. and Oguamanam, W. N. (2012). Cardiospermum grandiflorum leaf extract potentiates amoxicillin activity on Staphylococcus aureus. J. Med. Plants Res. 6(5): 901-905. (DOI: 10.5897/JMPR11.1544).

36. Nnamani, P. O., Ogbonna C. C., Dibua, E. U., Ezedigboh, N. N. and Attama A. A. (2012). Sustained circulation time of glibenclamide from PEGylatedsolid lipid microparticles. Int. J. Novel Drug Deliv. Tech. 2(2) 283-290.

37. Nnamani, P. O*., Kenechukwu, F. C. and Okwor, R. Volatile oil a possible antibiotic constituent of the leaves of Ocimum gratissimum. Plant Product Research Journal (2011), Volume 15: 36 – 41.

38. Nnamani, P. O., Scoles, G. and Kröl, S. (2011) Preliminary characterization of N-trimethylchitosan as a Nanocarrier for Malaria Vaccine. J. Vector Borne Disease 48(4): 224-230.

39. Nnamani P. O. (2011). CaCO3 microparticles: Formulation, preparation, characterization, release of bio-molecules and applications Nig. J. Pharm. Res. 9(2), 55-77.

40. Dibua, E. U. and Nnamani, P.O. (2011). Anticariogenic potentials of clove, tobacco and bitter kola. Asian Pacif. J. Trop. Med. 4(10), 814-818.

41. Amuta, O.P., Nnamani, P.O., Musa, A.D. and Nwodo, O.F.C. (2011). Three pyridinium alkaloids may account for the antibiotic effect of the seed of Abrus precatorius. Der Chemica Sinica, 2 (2): 42-45.

42. Nnamani, P. O., Attama, A. A., Ibezim, E. C. and Adikwu, M. U. (2010). SRMS142 based solid lipid microparticles: application in oral delivery of glibenclamide to diabetic rats. Eur. J. Pharm. Biopharm. 76(1) 68-74.

43. Nnamani, P. O., Ibezim, E. C., Attama, A. A. and Adikwu, M. U. (2010). Surface modified solid lipid microparticles based on homolipids and softisan® 142: preliminary characterization. Asian Pacif. J. Trop. Med. 3(3) 205-210.

44. Nnamani, P.O., Attama, A.A., Ibezim, E.C., and Adikwu, M.U. (2010). Piroxicam-loaded P90Gylated tallow fat-based solid lipid microparticles: characterization and in vivo evaluation. Nig. J. Pharm. Res. 8(1): 19-35

45. Nnamani, P.O., Ibezim, E.C., Attama, A.A., and Adikwu, M.U. (2010). New approach to solid lipid microparticles using biocompatible homolipids-templated heterolipid microcarriers for cimetidine delivery. Nig. J. Pharm. Res. 8(1): 92-111.

46. Nnamani, P. O., Adikwu, M. U., Attama, A. A. and Eze, O. C. (2010). Polyelectrolyte complexes of irvingia gabonensis gum and gelatin: performance of suspended chalk particles. J. Pharm. Res. 9(3): 117-121.

47. Akah, P. A., Nnamanni, C. E. and Nnamani, P.O. (2010). Prevalence and treatment outcome of vulvovaginal candidiasis in pregnancy in a rural community in Enugu State, Nigeria. J. Med. Med. Sci. 1(10): 447-452.

48. Esimone, C. O., Momoh, M. A., and Nnamani, P. O. (2010). In Vitro Study of the Interaction between Spiramycin and Secnidazole with some Disc Antibiotics Using the Decimal Assay for Additivity (DAA) Method. Afri. J. Pharm. Sci. Pharm. 1(1), 65-73.

49. Okore, V.C., Asogwa, C.I. and Nnamani, P.O. (2009) Evaluation of Anti-diarrhoeal Action of a Hot-water Infusion of Ocimum gratissimum. Bioresearch 7(1): 422-425.

50. Adikwu, M.U., Nnamani, P.O., and Okafor, G.U. (2008). Evaluation of suspension prepared with co-precipitate of gum extract from roots of Cissus populnea and bovine mucin. Nig. Ann. Nat. Sci. 7(2): 117-126.

51. Brown, S.A., Akpabio, E.I., Akpa, P.A., Nnamani, P.O., Akabuogu, B.C. and Onunkwo, G.C. (2007). Studies on the charge-transfer interaction between Tamoxifen citrate and chloranilic acid. Iran. J. Pharm. Sci; 3(4): 205-210.

52. Adikwu M.U., Nnamani P.O. and Nwamarah C.J. (2007). A study of the wound healing activity of neomycin-loaded mucuna gum (papillionaceae) and porcine mucin gels. J. Pharm. Res; 6(3): 173-175.

53. Brown, S.A., Osonwa, U., Akpabio, E.I., Ofor, A.I., Nnamani, P.O., Akpa, P.A. and Onunkwo, G.C. (2007). The effect of pH on the release properties of Thiamine hydrochloride and chlorpheiramine maleate from biodegradable hydrophilic matrices. J. Adv. Med. Pharm. Sci 1(4): 30-36.

54. Attama A.A., Nnamani P.O., Akpa P. A., Nwachukwu C. and Eze C. R. (2007). Properties of Ascorbic Acid Tablets Prepared with Hypochlorite Oxidized Cassava Starch. J Adv. Med. Pharm. Sci. 1(3): 52-56.

55. Ibezim, E.C., Esimone, C.O., Okorie, O., Onyishi, I.V., Nnamani, P.O., Brown, S.A. and Obodo, C.E. (2006). A study of the in vitro interaction of cotrimoxazole and ampicillin using the checkerboard method. Afr. J. Biotech. 5(13), 1284 – 1288.

56. Attama, A.A.; Nnamani, P.O., and Agbo A.N. (2006). Development of alternative assay technique for cephalexin by charge transfr interaction on the donor:acceptor type with chloranilic acid. Pharm Soc. Rep. China 58(1): 11-18.

57. Nnamani, P. O., Esimone, C.O., Eneh, T.A. (2006) An In Vitro evaluation of antimicrobial interaction between glycine and some penicillins using the decimal assay for additivity (daa) method. J. Pharm Allied Sci. 3(1), 289-293.

58. Ibezim, E.C., Esimone, C.O., Nnamani, P.O., Onyishi, V.I., Brown, S.A. and Obodo, C.E. (2005). In Vitro study of the interaction between some fluoroquinolones and extracts of Kola nitida seed. Afr. J Biotech. 5(19) 1781-1784.

59. Adikwu, M.U., Nnamani, P.O. and Attama, A.A. (2005) Evaluation of Snail mucin for the delivery of chlorpropamide. Bioresearch. 3(2): 75-85.

60. Adikwu, M.U. and Nnamani, P.O. (2005). Rheological studies on snail mucin. J. Pharm. Res. 4(4): 80-84.

61. Adikwu, M.U. and Nnamani, P.O. (2005). Some physiological and toxicological properties of Snail mucin extracted from Archachatina marginata. Bioresearch 3(2) 1-6.

62. Attama, A.A., Nnamani, P.O. and Nwafor, C.N. (2005) In Vitro study of the interaction between amoxicillin and norfloxacin with lansoprazole. Bioresearch. 3(2) 52-55.

63. Attama, A.A., Nnamani, P.O., and Okorie O. (2005). The effect of pH and ionic strength on the bioadhesive properties of Prosopis africana gum. J. Pharm. Biores. 2(2) 141-145.

64. A.A. Attama, P.O. Nnamani, M.U. Adikwu, and F.O. Akidi (2004) Thermodynamic consideration of the charge-transfer interaction of the Donor: acceptor type between chloranilic acid and haloperidol Chem. Pharm. Bull 52 (3) 303-306.

65. Attama, A.A., and Nnamani, P.O. (2004) Melt extrusion bioadhesive drug delivery: A case of diclofenac contained in Carbopol 940 matrices Indian J. Pharm. Scs. 67(1) 922-925.

66. Attama, A.A., and Nnamani, P.O. (2004). The mechanism of Diclofenac sodium release from non-disintegrating bioadhesive tablets. J. Pharm. Allied Sci. 2(2) 202-208.

67. Attama, A.A. Adibe, O.N. and Nnamani, P.O. (2004) Studies on -cyclodextrins-diclofenac complexes. J. Pharm. Res. 3, 47 – 49.

68. Attama, A.A., Adikwu, M. U., and Nnamani, P.O. (2003) Delivery of Diclofenac Sodium via Non-Disintegrating Bioadhesive Tablets of Paraffin Wax. S.T.P. Pharm. Sci. 13 (2) 147 – 150.

69. Attama, A.A., Onugu, C.O., Nnamani, P.O., Adikwu, M. U., and Nzekwe, I.T. (2003). The use of self-emulsifying systems in the delivery of diclofenac. Int. J. Pharm. 262, 23 – 28.

70. A.A. Attama, P.O. Nnamani, M.U. Adikwu, and F.O. Akidi. (2003) Spectrophotometric determination of haloperidol by charge transfer interaction with chloranilic acid. S.T.P Pharm. Sci. 13 (6) 419-421.

71. Nnamani, P.O., and Ibezim, E.C. (2003). The release profile of Acetaminophen from tablet dosage formulation at different stirring speeds. J. Pharm. Allied Sci., (1)1 13 – 18.

72. Attama, A.A., Nnamani P.O., I.K. Mbonu, Adikwu, M. U. (2003). The effect of hypochlorite-oxidation on the physicochemical properties of gladiolus starch. J. Pharm. Allied Sci., (1)1 28 – 35.

73. Attama, A.A., Nnamani P.O., and Adikwu, M. U. (2003). Diclofenac release from bioadhesive hydrophyllic matrix tablets formulated with polyvinyl pyrrolidone- sodium carboxymethylcellulose copolymer. J. Pharm. Allied Sci., 1(1), 1-7.

74. Attama, A.A.and Nnamani P.O. (2003). Characterization of Discorea bulbifera starch. J. Pharm. Allied Sci., 2, 93-97.

75. Attama, A.A., Ugwuoke, C.E. and Nnamani, P.O. (2002). Studies on -cyclodextrins-tetracycline inclusion complexes. Plant Prod. Res. Journal. 7(2) 61-66.