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Imoh I. Johnny

Publications (18)

Pharmacognostic Characterization of Cola millenii K. Schum. (Malvaceae)

Imoh I. Johnny, Uwemedimo F. Umoh, Romanus A. Umoh, Mfon F. Alozie, Aniefiok S. Udobre, Arnold C. Igboasoiyi, Margaret E. Bassey, Nsima A. Andy, Inyang J. Udo & Omodot T. Umoh · Asian Journal of Biology · 2022

Background: Cola millenii K. Schum. is a member of Cola which is lesser-known in the family Malvaceae. The leaf is used in the treatment of ringworm, scabies, gonorrhoea, diarrhoea, cough and ophthalmia by the locals. Aim: The study determines various taxonomic, pharmacognostic a...

Open access Research Article 10.9734/ajob/2022/v14i130202

Pharmacognostic and Taxonomic Studies of Cola parchycarpa K. Schum. (Malvaceae)

Imoh I. Johnny & Margret E. Bassey · Asian Plant Research Journal · 2020

C. pachycarpa is a lesser-known member of the genus Cola in the family Malvaceae. In Nigeria its fruits are edible but with non-edible seeds as the general Cola ‘Kolanut” This study is carried out to evaluate the taxonomic and pharmacognostic characters of Cola pachycarpa K. Schu...

Open access Research Article 10.9734/aprj/2020/v6i330132

Microscopic, Micromeritic and Phytochemical Analysis of the Leaves of Pseuderanthemum maculatum (G. Lodd.) I. M. Turner, A Plant with Potential Pharmacognistic Uses

Romanus A. Umoh, Imoh I. Johnny, Nsima A. Andy, Emmanuel R. Idio, Goodnews E. Charles, Anwanabasi E. Udoh & Joy A. Ofon · Asian Journal of Biochemistry, Genetics and Molecular Biology · 2024

Background: Pseuderanthemum maculatum, Pseuderanthemum maculatum (G.Lodd.) I.M.Turner [previously Pseuderanthemum carruthersii (Seem.) Guillaumin var. carruthersii] is an ornamental plant with potential pharmacognostic uses in the management of hypertension and cancers. There had...

Open access Research Article 10.9734/ajbgmb/2024/v16i11414

Studies on Various Taxonomic, Pharmacognostic and Phytochemical Properties of Sanchezia speciosa Leonard Acanthaceae

Romanus A. Umoh, Imoh I. Johnny, Emmanuel R. Idio, Nsima A. Andy, Goodnews E. Charles, Anwanabasi E. Udoh, Daniel A. Owineng & TiyoAbasi A. Udom · Asian Journal of Biochemistry, Genetics and Molecular Biology · 2024

Sanchezia speciosa Leonard, Acanthaceae is used as ornamental plant. It used in folklore medicine in the management of pain, anti-microbial and insecticide. An investigation was carried out to evaluate the various taxonomic, pharmacognostic and phytochemical standards to ensure t...

Open access Research Article 10.9734/ajbgmb/2024/v16i6384

Genotoxic Potential, Total Flavonoid and Phenolic Contents of Solanum anomalum Thonn. Ex Schumach Leaf

Jude E. Okokon, Imoh I. Johnny, Elvis O. Edet, Idongesit C. Etuk & Inyang J. Udo · Asian Journal of Biochemistry, Genetics and Molecular Biology · 2023

Solanum anomalum, a medicinal plant, used in ethnomedicine for their antimalarial, antidiabetic, and antiphlogistic activities was investigated for cytotoxic and genotoxic effects on the root meristem cells of Allium cepa. The extract and fractions was also screened for total fla...

Open access Research Article 10.9734/ajbgmb/2023/v15i3343

Pharmacognostic Evaluation of the Leaves of Thurnbegia laevis Nees (Acanthaceae)

Romanus A. Umoh, Imoh I. Johnny, Nsima A. Andy, Emmanuel R. Idio, Goodnews E. Charles, Anwanabasi E. Udoh, TiyoAbasi A. Udom & Daniel A. Owineng · Asian Journal of Biochemistry, Genetics and Molecular Biology · 2023

Thurnbegia laevis Nees. belong to the Acanthaceae family. It is used in folklore medicine for the management of diabetes, piles, joint pains as well as skin related problems. This study aims to evaluate the leaves of the plant by employing the quality control parameters. The leav...

Open access Research Article 10.9734/ajbgmb/2023/v15i3342

Micromorphological and Pharmacognostic Studies of Mussaenda philippica L. Flower

Romanus A. Umoh, Imoh I. Johnny, Nsima A. Andy, Anwanabasi E. Udoh, Trust E. Ekpo & Gabriel U. Ashibeshi · Journal of Complementary and Alternative Medical Research · 2023

Mussaenda philippica Linn. belongs to the sub-family Ixoroideae which belongs to the family Rubiaceae. The aim of this study was to employ the quality control parameters in the evaluation of flowers of M. philippica L. The flowers were collected, identified, air dried and pulveri...

Open access Research Article 10.9734/jocamr/2023/v23i4483

Pharmacognostic and Taxonomic Studies of the Leaf of Ageratum houstonianum Mill. (Compositae)

Romanus A. Umoh, Imoh I. Johnny, Nsima A. Andy, Anwanabasi E. Udoh, Gabriel U. Ashibeshi & Trust E. Ekpo · Asian Journal of Research in Crop Science · 2022

Ageratum houstonianum occurs as a common agricultural weed, it is managed in small and large cropping situation by tillage and can contribute to soil fertility as a waste mulch. The aim of this study was to employ the pharmacognostic and taxonomic parameters to evaluate the leave...

Open access Research Article 10.9734/ajrcs/2022/v7i230137

Pharmacognostic and Taxonomic Studies of Leaf and Stem of Launaea taraxacifolia (Willd) Amin Ex C. Jeffrey (Compositae)

Romanus A. Umoh, Imoh I. Johnny, Nsima A. Andy, Anwanabasi E. Udoh, Inyang J. Udoh, Otobong E. Umanah & Winnie E. Emeh · Asian Journal of Biology · 2022

Launaea taraxacifolia from the family Compositae is used in the treatment of diabetes mellitus, hypertention, cancer, malaria, bacterial infections and arthritis. The aim of this study was to evaluate  pharmacognostic and taxonomic parameters such as microscopy, micromeritics, ch...

Open access Research Article 10.9734/ajob/2022/v15i130228

Taxonomic and Pharmacognostic Evaluation of Leaf of Mussaenda philippica. (Rubiaceae)

Romanus A. Umoh, Imoh I. Johnny, Anwanabasi E.Udoh, Nsima A. Andy, Affiong ., . Essien, Inyang J. Udoh, Trust E. Ekpo & Gabriel U. Ashibeshi · Asian Plant Research Journal · 2022

Mussaenda philippica Linn. (Rubiaceae) a very important medicinal plant in the treatment of appendicitis and hepatitis as the locals use the species with the white flower. The objective of the study determines various taxonomic and pharmacognostic standards helpful to ensure the...

Open access Research Article 10.9734/aprj/2022/v9i130195

Micromorphological and Pharmacognostic Studies of Leaf and Stem of Solenostemon monostachyus P. Beauv (Lamiaceae)

Romanus A. Umoh, Imoh I. Johnny, Anwanabasi E. Udoh, Nsima A. Andy, Affiong C. Essien, Inyang J. Udoh, Winnie E. Emeh & Otobong E. Umanah · Journal of Complementary and Alternative Medical Research · 2021

Solenostemon monostachyus P. Beauv (Lamiaceae), it’s ethnomedical uses include anti-plasmodial, anti-pyretic, antiulcerogenic, antioxidant, anti-inflammatory and anti-nociceptive activities. The aim of this study was to employ the quality control parameters in the evaluation of t...

Open access Research Article 10.9734/jocamr/2021/v16i430312

Comparative Evaluation of the Larvicidal Properties of Methanol Extracts and Fractions of Ocimum gratissimum L. and Ocimum basilicum L. Leaves (Lamiaceae) on the Fourth Instar Larvae of Culex quinquefasciatus L. and Control of Filariasis

Romanus A. Umoh, Imoh I. Johnny, Anwanabasi E. Udoh, Akwaowoh A. Elijah, Omodot T. Umoh & Lovina E. Essiet · Journal of Complementary and Alternative Medical Research · 2020

Background: Botanical insecticides may serve as suitable alternatives to synthetic insecticides because they contain bioactive chemicals. They are relatively safe, biodegradable and readily available in many areas of the world. Objective: The aim of this study is to comparatively...

Open access Research Article 10.9734/jocamr/2020/v11i330187

Pharmacognostic Evaluation of the Leaves of Baphia nitida G Lodd. (Fabaceae) Akwa Ibom State, Nigeria

Romanus A. Umoh, Etimbuk D. Udo., Imoh I. Johnny, Nsima A. Andy, Emmanuel R. Idio, Anwanabasi E.Udoh, Goodnews E. Charles & Ake-Abasi E. Ekpot · South Asian Research Journal of Natural Products · 2026

Baphia nitida G Lodd, a plant belonging to the Fabaceae family, is used in the management of skin diseases, inflammation, pains and malaria. The study aims to establish the pharmacognostic profile of a local plant species - Baphia nitida G Lodd (Fabaceae). The species is widely d...

Open access Research Article 10.9734/sarjnp/2026/v9i2261

Pharmacognostic Evaluation of the Leaves of Manihot esculenta Crantz. (Euphorbiaceae)

Romanus A. Umoh, Ake-Abasi E. Ekpot, Imoh I. Johnny, Nsima A. Andy, Emmanuel R. Idio, Goodnews E. Charles, Anwana-Abasi E. Udoh., Etimbuk D. Udo, Esther N. Essiet, Unyime-Obong E. Jerome & Esther I. Arisukwu · South Asian Research Journal of Natural Products · 2026

Manihot esculenta Crantz (Euphorbiaceae) is used ethnomedicinally in the management of pain, prostate cancer, diabetes and bacterial infections. This study evaluated quality-control parameters of M. esculenta leaves to support the identification and standardisation of the medicin...

Open access Research Article 10.9734/sarjnp/2026/v9i2260

Comparative In vitro Antibacterial Properties of Methanol Extracts and Fractions of Myristica fragrans Seed and Thymus vulgaris Leaf

Romanus A. Umoh, Affiong C. Essien, Imoh I. Johnny, Nsima A. Andy, Anwanabasi E. Udoh & Omodot T. Umoh · Journal of Complementary and Alternative Medical Research · 2021

The aim of this work was to compare the antibacterial properties of methanol extracts and fractions of Myristica fragrans seed and Thymus vulgaris leaf on the gram positive and negative bacteria.  The Myristica fragrans seeds were crushed, defatted and air-dried. The defatted see...

Open access Research Article 10.9734/jocamr/2021/v16i430297

Phytopharmacognostic Evaluation of the Leaves OF Gnetum africanum Welw (Gnetaceae)

Romanus A. Umoh, Uwemedimo F. Umoh, Imoh I. Johnny, Omodot T. Umoh, Victor U. Anah, Anwanabasi E. Udoh, Akwaowoh A. Elijah, Moses A. Adefabi & Etido A. Matthew · Journal of Complementary and Alternative Medical Research · 2020

Background: Gnetum africanum Welw (Gnetaceae) also called African salad and Afang in Ibibio language is an evergreen, perennial, shade-tolerant vine with woody stems which can climb up to 12m or more from a tuberous root-stock. It has culinary and medicinal importance. Objective:...

Open access Research Article 10.9734/jocamr/2020/v11i330188

Phytopharmacognostic Standardization of the Leaves of Buchholzia coriacea Engler. (Capparidaceae)

Romanus A. Umoh, Uwemedimo F. Umoh, Imoh I. Johnny, Anwanabasi E. Udoh, Victor U. Anah, Omodot T. Umoh, Akwaowoh A. Elijah & Ndifreke S. Essienutin · Journal of Complementary and Alternative Medical Research · 2020

Buchholzia coriacea Engl. is a medicinal plant belonging to the family Capparidaceae. It has antimicrobial, anthelmintic, antidiabetic and antihypercholesterol activities.  The aim of this study was to employ the quality control parameters in the evaluation of the leaf of B. cori...

Open access Research Article 10.9734/jocamr/2020/v11i230183

Phytopharmceutical Standardization of Leaves of Jatropha tanjorensis J. L. Ellis & Saroja. (Euphorbiaceae)

Romanus A. Umoh, Uwemedimo F. Umoh, Imoh I. Johnny, Omodot T. Umoh, Victor U. Anah, Anwanabasi E. Udoh, Akwaowoh A. Elijah & Blessing E. Andrew · Journal of Complementary and Alternative Medical Research · 2020

Jatropha tanjorensis J.L. Ellis & Saroja. (Euphorbiaceae) is a shrub commonly used as an edible vegetable and is also used as a tonic herb. The study was aimed to evaluate pharmacognostic parameters of Jatropha tanjorensis leaves. The plant leaves were collected, air-dried, p...

Open access Research Article 10.9734/jocamr/2020/v11i230179