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  1. Article: Anthelmintic activity of methanol extract of Dennettia tripetala G. Baker (Annonaceae) fruits against Haemonchus contortus in red Sokoto goats

    Nwosu, Rachel A. / Suleiman, Mohammed M. / Makun, Hussaina J. / Ameh, Matthew P. / Shetshak, Manji A. / Akefe, Isaac O.

    Tropical animal health and production. 2022 Feb., v. 54, no. 1

    2022  

    Abstract: Haemonchosis is a gastrointestinal parasitic disease of economic importance in ruminants especially sheep and goats. In view of the rising costs of conventional veterinary anthelmintics and the development of resistance by Haemonchus contortus, there is ... ...

    Abstract Haemonchosis is a gastrointestinal parasitic disease of economic importance in ruminants especially sheep and goats. In view of the rising costs of conventional veterinary anthelmintics and the development of resistance by Haemonchus contortus, there is a need to develop alternative ethnoveterinary therapies for the treatment and management of Haemonchosis. This study investigated the anthelmintic activity of Dennettia tripetala G. Baker (Annonaceae) fruits against Haemonchus contortus in red Sokoto goats. The maximum tolerated dose was determined in adult albino rats administered, 3000, 4000, and 5000 mg/kg body weight of the crude methanol extract (CME) fraction, and observed over a period of 48 h for signs of toxicity and mortality. The in vivo anthelmintic activity was evaluated using 20 kids infected with H. contortus and randomly allocated into 5 groups (1, 2, 3, 4, and 5). Kids in groups 1, 2, and 3 were treated with CME at doses of 1250, 2500, and 5000 mg/kg respectively for 3 consecutive days per os. Groups 4 and 5 were treated with albendazole (7.5 mg/kg) once and distilled water (5 ml) respectively and served as treated and untreated controls. Blood samples were collected for haematology. The maximum tolerated dose of the CME of D. tripetala did not produce observable signs of toxicity or death in all the rats given up to 5000 mg/kg. There was significant (P < 0.05) reduction in faecal egg count by CME at doses of 1250 mg/kg (91.6%), 2500 mg/kg (98.5%), and 5000 mg/kg (100%) at day 14 post-treatment. The total plasma protein (TPP) and FAMACHA© scoring values were significantly improved (P < 0.05) in the treated groups. These results indicate that methanol extract and fractions of D. tripetala fruits possess beneficial anthelmintic activity against H. contortus and may be a suitable alternative anthelmintic candidate for the control of haemonchosis in goats.
    Keywords Dennettia tripetala ; Haemonchus contortus ; Red Sokoto ; adults ; albendazole ; albino ; animal health ; blood proteins ; body weight ; death ; fecal egg count ; gastrointestinal system ; methanol ; mortality ; parasitoses ; sheep ; toxicity
    Language English
    Dates of publication 2022-02
    Size p. 2.
    Publishing place Springer Netherlands
    Document type Article
    ZDB-ID 603363-5
    ISSN 1573-7438 ; 0049-4747
    ISSN (online) 1573-7438
    ISSN 0049-4747
    DOI 10.1007/s11250-021-03005-6
    Database NAL-Catalogue (AGRICOLA)

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  2. Article: In vitro anthelmintic activity of Dennettia tripetala G. Baker (Annonaceae) Fruits against Haemonchus contortus

    Nwosu, Rachel A. / Suleiman, Mohammed M. / Makun, Hussaina J. / Ameh, Matthew P. / Shetshak, Manji A. / Akefe, Isaac O.

    Journal of parasitic diseases. 2022 Mar., v. 46, no. 1

    2022  

    Abstract: Helminthosis is one of the greatest causes of parasitic disease and loss in animal productivity. As such, the control of helminth parasites is of critical importance. This study was aimed to investigate the in vitro anthelmintic activity of Dennettia ... ...

    Abstract Helminthosis is one of the greatest causes of parasitic disease and loss in animal productivity. As such, the control of helminth parasites is of critical importance. This study was aimed to investigate the in vitro anthelmintic activity of Dennettia tripetala G. Baker (Annonaceae) fruits against Haemonchus contortus. Using in vitro techniques, the anthelmintic activity of extracts and fractions of D. tripetala G. Baker (Annonaceae) was evaluated for ovicidal (Egg hatch inhibition test) and larvicidal (larval mortality test) activity. Besides, the maximum tolerated dose was determined in adult albino rats administered, 300, 400, and 500 mg/kg body weight of the CME fraction, and observed over a period of 48 h for signs of toxicity and mortality. Phytochemical screening uncovered the occurrence of flavonoids, steroids/triterpenes, cardiac glycosides, saponins, tannins, carbohydrates, and alkaloids in the crude methanol extract (CME), the ethyl acetate fraction (EAF), and butanol fraction. The maximum tolerated dose of the CME of D. tripetala did not produce observable signs of toxicity or death in all the rats given up to 500 mg/kg. The CME and EAF of D. tripetala fruits produced a significant ([Formula: see text]) reduction in the hatchability of H. contortus eggs in a concentration-dependent manner, while the CME at concentrations between 12.5 and 100 mg/ml completely inhibited the hatching of H. contortus eggs. Similarly, EAF at doses of 25, 50, and 100 mg/ml completely inhibited the hatching of H. contortus eggs. The CME and EAF of D. tripetala fruits produced significant ([Formula: see text]) larvicidal activity against L₃ of H. contortus in a concentration-dependent manner while the CME at concentrations between 6.25 and 100 mg/ml caused larval mortality of H. contortus L₃ larvae completely. This study suggests that methanol extract and fractions of D. tripetala fruits possess beneficial anthelmintic (ovicidal and larvicidal) activity against H. contortus, and may be a suitable alternative anthelmintic candidate for the control of nematodes.
    Keywords Dennettia tripetala ; Haemonchus contortus ; adults ; albino ; anthelmintics ; body weight ; butanol ; cardiac glycosides ; death ; eggs ; ethyl acetate ; flavonoids ; helminths ; larvae ; larvicides ; methanol ; mortality ; ovicides ; parasitoses ; saponins ; toxicity ; triterpenoids
    Language English
    Dates of publication 2022-03
    Size p. 220-229.
    Publishing place Springer India
    Document type Article
    ZDB-ID 2548456-4
    ISSN 0975-0703 ; 0971-7196
    ISSN (online) 0975-0703
    ISSN 0971-7196
    DOI 10.1007/s12639-021-01438-2
    Database NAL-Catalogue (AGRICOLA)

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  3. Article ; Online: In Vitro Anticoccidial Activities of the Extract and Fractions of Garcinia kola (Heckel h.) Against Eimeria tenella Oocyst.

    Shetshak, Manji A / Jatau, Isa D / Suleiman, Muhammed M / Ameh, Matthew P / Gabriel, Ada / Akefe, Isaac O

    Recent patents on biotechnology

    2021  Volume 15, Issue 1, Page(s) 76–84

    Abstract: Background: Commercial poultry farming is expanding every day and contributing to the provision of affordable and high-quality protein. However, this sector is confronted with many diseases of which coccidiosis is among the most important. There are ... ...

    Abstract Background: Commercial poultry farming is expanding every day and contributing to the provision of affordable and high-quality protein. However, this sector is confronted with many diseases of which coccidiosis is among the most important. There are many registered patents affirming the health benefits of Garcinia kola in poultry.
    Objective: Evaluation of in vitro anticoccidial activities of the extracts and fractions of Garcinia kola against Eimeria tenella oocyst was carried out.
    Methods: Fresh seeds of G. kola were collected, dried under shade at room temperature, and pulverized using a mortar and a pestle. The powder was exhaustively extracted with a soxhlet apparatus using 70% methanol, and the crude methanol extract (CME) was concentrated to dryness using a rotary evaporator. The CME was further partitioned using butanol, ethylacetate, and n-hexane. The CME, butanol fraction (BTF), ethylacetate fraction (EAF), and hexane fraction (HXF) were concentrated in vacuo and tested for the presence of phytochemical constituents using standard procedures. Similarly, the CME, butanol, ethyl acetate, and hexane fractions were evaluated in vitro for oocyst sporulation inhibition.
    Results: Phytochemical analysis revealed the presence of cardiac glycosides, saponins, carbohydrates, steroids/triterpenes, tannins, flavonoids, and alkaloids in the CME and BTF. The EAF contains all the metabolites mentioned except saponins. Similarly, HXF contains only cardiac glycosides, tannins, and steroids/ triterpenes. The CME and BTF caused a concentration-dependent increase in the inhibition of sporulation of unsporulated oocysts of E. tenella. In the acute toxicity studies, the CME did not produce any toxic effect or mortality at doses between 10 and 5000 mg/kg. The CME was then considered safe, and the LD50 was assumed to be >5000 mg/kg.
    Conclusion: The data obtained in this study suggested that the crude methanol extract (CME) of G. kola could be an appreciable beneficial effect as an anticoccidial agent against Eimeria tenella oocyst.
    MeSH term(s) Animals ; Chickens ; Eimeria tenella ; Garcinia kola ; Oocysts ; Patents as Topic ; Plant Extracts/pharmacology
    Chemical Substances Plant Extracts
    Language English
    Publishing date 2021-01-29
    Publishing country United Arab Emirates
    Document type Journal Article
    ISSN 2212-4012
    ISSN (online) 2212-4012
    DOI 10.2174/1872208315666210129095213
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  4. Article ; Online: Anthelmintic activity of methanol extract of Dennettia tripetala G. Baker (Annonaceae) fruits against Haemonchus contortus in red Sokoto goats.

    Nwosu, Rachel A / Suleiman, Mohammed M / Makun, Hussaina J / Ameh, Matthew P / Shetshak, Manji A / Akefe, Isaac O

    Tropical animal health and production

    2021  Volume 54, Issue 1, Page(s) 2

    Abstract: Haemonchosis is a gastrointestinal parasitic disease of economic importance in ruminants especially sheep and goats. In view of the rising costs of conventional veterinary anthelmintics and the development of resistance by Haemonchus contortus, there is ... ...

    Abstract Haemonchosis is a gastrointestinal parasitic disease of economic importance in ruminants especially sheep and goats. In view of the rising costs of conventional veterinary anthelmintics and the development of resistance by Haemonchus contortus, there is a need to develop alternative ethnoveterinary therapies for the treatment and management of Haemonchosis. This study investigated the anthelmintic activity of Dennettia tripetala G. Baker (Annonaceae) fruits against Haemonchus contortus in red Sokoto goats. The maximum tolerated dose was determined in adult albino rats administered, 3000, 4000, and 5000 mg/kg body weight of the crude methanol extract (CME) fraction, and observed over a period of 48 h for signs of toxicity and mortality. The in vivo anthelmintic activity was evaluated using 20 kids infected with H. contortus and randomly allocated into 5 groups (1, 2, 3, 4, and 5). Kids in groups 1, 2, and 3 were treated with CME at doses of 1250, 2500, and 5000 mg/kg respectively for 3 consecutive days per os. Groups 4 and 5 were treated with albendazole (7.5 mg/kg) once and distilled water (5 ml) respectively and served as treated and untreated controls. Blood samples were collected for haematology. The maximum tolerated dose of the CME of D. tripetala did not produce observable signs of toxicity or death in all the rats given up to 5000 mg/kg. There was significant (P < 0.05) reduction in faecal egg count by CME at doses of 1250 mg/kg (91.6%), 2500 mg/kg (98.5%), and 5000 mg/kg (100%) at day 14 post-treatment. The total plasma protein (TPP) and FAMACHA
    MeSH term(s) Animals ; Annonaceae ; Anthelmintics/therapeutic use ; Feces ; Fruit ; Goat Diseases/drug therapy ; Goats ; Haemonchiasis/drug therapy ; Haemonchiasis/veterinary ; Haemonchus ; Methanol/therapeutic use ; Nigeria ; Parasite Egg Count/veterinary ; Plant Extracts/pharmacology ; Plant Extracts/therapeutic use ; Rats ; Sheep ; Sheep Diseases/drug therapy
    Chemical Substances Anthelmintics ; Plant Extracts ; Methanol (Y4S76JWI15)
    Language English
    Publishing date 2021-12-08
    Publishing country United States
    Document type Journal Article
    ZDB-ID 603363-5
    ISSN 1573-7438 ; 0049-4747
    ISSN (online) 1573-7438
    ISSN 0049-4747
    DOI 10.1007/s11250-021-03005-6
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  5. Article: In vitro anthelmintic activity of

    Nwosu, Rachel A / Suleiman, Mohammed M / Makun, Hussaina J / Ameh, Matthew P / Shetshak, Manji A / Akefe, Isaac O

    Journal of parasitic diseases : official organ of the Indian Society for Parasitology

    2021  Volume 46, Issue 1, Page(s) 220–229

    Abstract: Helminthosis is one of the greatest causes of parasitic disease and loss in animal productivity. As such, the control of helminth parasites is of critical importance. This study was aimed to investigate the in vitro anthelmintic activity ... ...

    Abstract Helminthosis is one of the greatest causes of parasitic disease and loss in animal productivity. As such, the control of helminth parasites is of critical importance. This study was aimed to investigate the in vitro anthelmintic activity of
    Language English
    Publishing date 2021-08-17
    Publishing country India
    Document type Journal Article
    ZDB-ID 2548456-4
    ISSN 0975-0703 ; 0971-7196
    ISSN (online) 0975-0703
    ISSN 0971-7196
    DOI 10.1007/s12639-021-01438-2
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  6. Article ; Online: Detoxifying Action of Aqueous Extracts of

    Ameh, Matthew P / Mohammed, Mamman / Ofemile, Yusuf P / Mohammed, Magaji G / Gabriel, Ada / Isaac, Akefe O

    Recent patents on biotechnology

    2019  Volume 14, Issue 2, Page(s) 134–144

    Abstract: Background: The World Health Organization included snakebite envenomation among Neglected Tropical Diseases in 2017. The importance of natural products from plants is enormous, given that most prescribed drugs originate from plants. Among this is Mucuna ...

    Abstract Background: The World Health Organization included snakebite envenomation among Neglected Tropical Diseases in 2017. The importance of natural products from plants is enormous, given that most prescribed drugs originate from plants. Among this is Mucuna pruriens and Mimosa pudica, with many registered patents asserting their health benefits.
    Objective: This study investigated the in vitro neutralizing effects of Mucuna pruriens seed and Mimosa pudica root extracts on venoms of Naja nigricollis and Bitis arietans.
    Methods: In mice, the LD50 and phytochemical analysis of M. pruriens and M. pudica plant extracts were carried out prior to the evaluation of their haemolytic and fibrinolytic effect. Their effects on the activities of phospholipase A2 (PLA2) were also assessed.
    Results: At a concentration of 50 mg/ml, both plant extracts were found to neutralize the fibrinolytic activity of N. nigricollis, but 400 mg/ml was required to neutralize the fibrinolytic activity of B. arietans. In haemolytic studies, 50 mg/ml concentration of M. pruriens extract suppressed haemolysis caused by N. nigricollis venom by 70% but at the same concentration, M. pudica extract reduced haemolysis by 49.4%. M. pruriens, at 50 mg/ml concentration, only inhibited phospholipase A2 activity by 7.7% but higher concentrations up to 400mg/ml had no effect against the venom of N. nigricollis; at 200 mg/ml. M. pudica extract inhibited PLA2 activity by 23%.
    Conclusion: The results suggest that M. pruriens and M. pudica may be considered as promising antivenom agents for people living in a snake-bite prone environment.
    MeSH term(s) Animals ; Antivenins/chemistry ; Antivenins/pharmacology ; Fibrinolysis/drug effects ; Hemolysis/drug effects ; Lethal Dose 50 ; Mice ; Mimosa/chemistry ; Mucuna/chemistry ; Naja/physiology ; Patents as Topic ; Plant Extracts/chemistry ; Plant Extracts/pharmacology ; Plant Roots/chemistry ; Seeds/chemistry ; Snake Venoms/toxicity
    Chemical Substances Antivenins ; Plant Extracts ; Snake Venoms
    Language English
    Publishing date 2019-10-22
    Publishing country United Arab Emirates
    Document type Journal Article
    ISSN 2212-4012
    ISSN (online) 2212-4012
    DOI 10.2174/1872208313666191025110019
    Database MEDical Literature Analysis and Retrieval System OnLINE

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