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  1. Tetracarpidium conophorum is one of the numerous folklore medicinal plants for managing diabetes but the mode of action and bioactive compounds responsible for the antihyperglycemic property are missing in litera...

    Authors: Bamidele Stephen Ajilore, Olubukola Sinbad Olorunnisola and Abiodun Olusoji Owoade

    Citation: Bulletin of the National Research Centre 2021 45:115

    Content type: Research

    Published on:

  2. The release of pollutant gases into the atmosphere as a result of anthropogenic activities exert effect on biological systems at many levels. Combustion engines such as those in vehicles and power generators p...

    Authors: Abiola Titilola Aborisade, Kayode Peter Balogun and Oluwole Olakunle Oladele

    Citation: Bulletin of the National Research Centre 2021 45:113

    Content type: Research

    Published on:

  3. The new coronavirus disease appeared at the end of 2019, and it is now a global problem over the world. There are multiple epidemiologic indicators used for discussing the spread of pandemics, one of these ind...

    Authors: Marwan Al-Raeei

    Citation: Bulletin of the National Research Centre 2021 45:112

    Content type: Letter to the Editor

    Published on:

  4. The oral lymphoepithelial cyst (LEC) is a rare, soft-tissue, developmental cyst, initially presented by Gold in 1962 as a “branchial cleft cyst”. It may occur in the pancreas, tongue, neck, and other regions o...

    Authors: Sana Iqbal, Sufyan Ahmed and Mehwash Kashif

    Citation: Bulletin of the National Research Centre 2021 45:111

    Content type: Case Report

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  5. Tea is an important plantation crop in India and world. Introduction of fertilisers and pesticides for better production polluted tea garden soils. Phosphates in agricultural soils are converted into soluble f...

    Authors: Sumedha Saha, Sukanya Acharyya, Sahadeb Sarkar and Malay Bhattacharya

    Citation: Bulletin of the National Research Centre 2021 45:109

    Content type: Research

    Published on:

  6. An amendment to this paper has been published and can be accessed via the original article.

    Authors: Ibrahim Abdallah, Alia Amer and Dalia El-Hefny

    Citation: Bulletin of the National Research Centre 2021 45:108

    Content type: Correction

    Published on:

    The original article was published in Bulletin of the National Research Centre 2021 45:77

  7. The matter of antimicrobial resistance evokes the urgency to explore alternatives to the antibiotics traditionally used for microbial infections. This study aimed to elucidate the mechanism of action of the an...

    Authors: Victorien Dougnon, Edna Hounsa, Hornel Koudokpon, Eric Agbodjento, Anny Afaton, Kevin Sintondji, Jean Robert Klotoe, Julien Segbo and Lamine Baba-Moussa

    Citation: Bulletin of the National Research Centre 2021 45:107

    Content type: Research

    Published on:

  8. Gossypium arboreum is one of the cultivated diploids which has inherent resistance against insect pests and diseases, can withstand moisture stress, needs less nutrients and is suitable for erratic, less rainfall...

    Authors: K. Sankaranarayanan, M. V. Venugopalan and D. Kanjana

    Citation: Bulletin of the National Research Centre 2021 45:106

    Content type: Research

    Published on:

  9. The concept of magnetized water and the historically abbreviated glimpse were discussed. Therefore, the magnetic water treatment method has been summed up and considered a better and cleaner physical technique...

    Authors: Ashraf M. El-Shamy, Ahmed Abdo, Elshafie A. M. Gad, Amr A. Gado and Emad El-Kashef

    Citation: Bulletin of the National Research Centre 2021 45:105

    Content type: Research

    Published on:

  10. The world today is faced with the humongous challenge of removing the numerous plastic wastes in our environment. Efforts in the removal or remediation of these materials from the ecosystem are presently at th...

    Authors: Chidi Edbert Duru, Ijeoma Akunna Duru and Christian Ebere Enyoh

    Citation: Bulletin of the National Research Centre 2021 45:104

    Content type: Research

    Published on:

  11. Endophytes are highly beneficial species of microbes that live in symbiosis with plant tissues in the setting. Endophytes are difficult to isolate in their natural environment, and they are understudied despit...

    Authors: Chijioke E. Ezeobiora, Nwamaka H. Igbokwe, Dina H. Amin and Udoma E. Mendie

    Citation: Bulletin of the National Research Centre 2021 45:103

    Content type: Review

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  12. Some antitumor or anticancer agents have been shown to execute cell death by induction of mitochondrial permeability transition (mPT) pore opening in order to elicit their chemotherapeutic effect. Therefore, t...

    Authors: Adeola Oluwakemi Olowofolahan, Obinna Matthew Paulinus, Heritage Mojisola Dare and Olufunso Olabode Olorunsogo

    Citation: Bulletin of the National Research Centre 2021 45:102

    Content type: Research

    Published on:

  13. The research was carried out to assess the lipid characteristics of oil extracted from the head and gills of Claris macrocephalus and Scomber scombrus.

    Authors: Oluseye Oladapo Abiona, Shola Hezekiah Awojide, Adebanjo Jacob Anifowose, Abiodun Odunlami Adegunwa, Wasiu Bolade Agbaje and Adeniyi Solomon Tayo

    Citation: Bulletin of the National Research Centre 2021 45:101

    Content type: Research

    Published on:

  14. Environmental deterioration arising from the misuse of pesticides and chemical fertilizers in agriculture has resulted in the pursuit of eco-friendly means of growing crop. Evidence has shown that biofertilize...

    Authors: Seun Owolabi Adebajo, Pius Olugbenga Akintokun, Emmanuel Ezaka, Abidemi Esther Ojo, Donald Uzowulu Olannye and Oluwaseun Deborah Ayodeji

    Citation: Bulletin of the National Research Centre 2021 45:100

    Content type: Research

    Published on:

  15. Cancer chemotherapy is difficult because current medications for the treatment of cancer have been linked to a slew of side effects; as a result, researchers are tasked with developing greener cancer chemother...

    Authors: P. M. Aja, P. C. Agu, E. M. Ezeh, J. N. Awoke, H. A. Ogwoni, Tusubira Deusdedit, E. U. Ekpono, I. O. Igwenyi, E. U. Alum, E. I. Ugwuja, A. U. Ibiam, C. A. Afiukwa and Abayomi Emmanuel Adegboyega

    Citation: Bulletin of the National Research Centre 2021 45:99

    Content type: Research

    Published on:

  16. Interleukin-4 (IL-4) is a multifunctional cytokine; involved in the regulation of immune responses, as well as in the pathogenicity of many diseases, such as diabetes mellitus. Some researchers suggested that ...

    Authors: Eltayeb Mohamed Ahmed Tayrab, Gaafar Mahmoud Gaafar Mahmoud, Hisham Mohamed Abdelrahim, Samia Mahdi Ahmed and Abdelmonium Elmakki

    Citation: Bulletin of the National Research Centre 2021 45:98

    Content type: Research

    Published on:

  17. The two-spotted spider mite, Tetranychus urticae Koch (Acari: Tetranychidae), is a major pest of strawberry. It was necessary to control this mite pest that can reducing the quality and quantity of the fruits. In...

    Authors: El-Sayed M. El-Saiedy and Shimaa F. Fahim

    Citation: Bulletin of the National Research Centre 2021 45:97

    Content type: Research

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  18. Contamination of cow milk with uranium (U) is attracting global attention owing to U’s radio-toxicity and chemical toxicity in humans and animals. Concentrations of U in 223 cow milk samples from indigenous br...

    Authors: Titus Haakonde, John Yabe, Kennedy Choongo, Gershom Chongwe, Gilbert Nchima and Md. Saiful Islam

    Citation: Bulletin of the National Research Centre 2021 45:96

    Content type: Research

    Published on:

  19. The effectiveness of two PGPB; Azospirillum brasilense NO40 and Stenotrophomonas maltophilia B11 was investigated in enhancing the drought tolerance of wheat (Triticum aestivum L.) seedlings cultivar Gemiza9. The...

    Authors: Wedad A. Kasim, Mohamed E. H. Osman, Mohamed N. Omar and Samar Salama

    Citation: Bulletin of the National Research Centre 2021 45:95

    Content type: Research

    Published on:

  20. As of April 23, 2021, more than 145 million cases and almost 3.07 million related deaths were noted because of the coronavirus (Covid-19) Pandemic. Considering the low rate vaccination, the alternative that di...

    Authors: Hani Amir Aouissi, Mostefa Ababsa and Aissam Gaagai

    Citation: Bulletin of the National Research Centre 2021 45:94

    Content type: Review

    Published on:

  21. This study evaluated the time course of computed tomography (CT) findings of patients with COVID-19 pneumonia who required mechanical ventilation and were treated with favipiravir and steroid therapy.

    Authors: Naoki Irizato, Hiroshi Matsuura, Atsuya Okada, Ken Ueda and Hitoshi Yamamura

    Citation: Bulletin of the National Research Centre 2021 45:92

    Content type: Research

    Published on:

  22. Cataracts and glomerulopathy are disabling complications of diabetes mellitus. The use of medicinal plants in the treatment of diabetes helps prevent or delay these complications. Pterocarpus erinaceus and Amaran...

    Authors: Kokou Atchou, Povi Lawson-Evi and Kwashie Eklu-Gadegbeku

    Citation: Bulletin of the National Research Centre 2021 45:91

    Content type: Research

    Published on:

  23. Cancer of the breast is known to be among the top spreading diseases on the globe. Triple-negative breast cancer is painstaking the most destructive type of mammary tumor because it spreads faster to other par...

    Authors: Hadiza Abdulrahman Lawal, Adamu Uzairu and Sani Uba

    Citation: Bulletin of the National Research Centre 2021 45:90

    Content type: Research

    Published on:

  24. One of the many relevant factors that influence mollusc consumption is the quality of its meat. The meat of Tympanotonos fuscatus var radula has been traditionally used as a subsistence food source with high-qual...

    Authors: Rasheed Olatunji Moruf

    Citation: Bulletin of the National Research Centre 2021 45:89

    Content type: Research

    Published on:

  25. This work was conducted to investigate the effect of different manure types (compost, chicken manure and FYM) at 12, 24 and 48 m3 ha−1 with or without reduced N rate (72 kg ha−1) compared with N fertilizer levels...

    Authors: E. M. Abd El Lateef, Asal M. Wali and M. S. Abd El-Salam

    Citation: Bulletin of the National Research Centre 2021 45:88

    Content type: Research

    Published on:

  26. The study of habitat preference and identification of malaria vector is one of the important steps in malaria control. Knowledge of local Anopheles mosquitoes capable of transmitting malaria parasites has contrib...

    Authors: T. A. Olusi, I. A. Simon-Oke and A. V. Akeju

    Citation: Bulletin of the National Research Centre 2021 45:87

    Content type: Research

    Published on:

  27. More people—in both developing and developed countries—now use, and are favourably disposed to, traditional medicine. Musa paradisiaca (plantain) is used extensively in traditional medicine across continents. In ...

    Authors: Kamoldeen Abiodun Ajijolakewu, Abiodun Saheed Ayoola, Tariq Oluwakunmi Agbabiaka, Folashade Rahmat Zakariyah, Nike Risikat Ahmed, Olusegun Julius Oyedele and Alhasan Sani

    Citation: Bulletin of the National Research Centre 2021 45:86

    Content type: Review

    Published on:

  28. Papaya (Carica papaya Linn.) is well known for its nutritional as well as medicinal value. Different parts of the plant including leaves have been used as therapeutic remedies for various diseases. The objective ...

    Authors: Sally Abdel-Halim, Magda Ibrahim, Mona Abdel Mohsen, Lobna Abou-Setta, Amany Sleem and Mostafa El-Missiry

    Citation: Bulletin of the National Research Centre 2021 45:85

    Content type: Research

    Published on:

  29. Nonetheless curcumin has potential health benefits, its low bioavailability limits the application of conventional turmeric extract with curcumin as major curcuminoid. This is a comparative study to assess the...

    Authors: Venkataramana Heggar Sudeep, Kuluvar Gouthamchandra, Siddappa Chandrappa, Puttaswamy Naveen, Budanuru Reethi, Karempudi Venkatakrishna and Kodimule Shyamprasad

    Citation: Bulletin of the National Research Centre 2021 45:84

    Content type: Research

    Published on:

  30. Salinity is typical in seashore soils due to the interruption of seawater in the groundwater. Soil microbes of coastal regions play a vital role in increasing plant yields. Microbe-plant associated growth and ...

    Authors: Gajendra Joshi, Vikash Kumar and Sunil Kumar Brahmachari

    Citation: Bulletin of the National Research Centre 2021 45:83

    Content type: Research

    Published on:

  31. Kitchen food wastes (KFW) are food lost from human especially from hotels, hospitals, cafeterias and home, could be alternative feed resources and create the attention of researchers to process these wastes an...

    Authors: Farouk Imam Saad Helal, Alaa Eldin Yehia El Badawi, Mohamed Mohamed Basyony, Eman El Sabaawy and Soad El Naggar

    Citation: Bulletin of the National Research Centre 2021 45:82

    Content type: Research

    Published on:

  32. The release of triphenylmethane dyes, like malachite green (MG) and crystal violet (CV), into the environment is a cause of concern due to its toxicity, mutagenicity and carcinogenicity.

    Authors: Vasudhaudupa Alaya, Rajesh Kumar Kodi, Earanna Ninganna, Balakrishna Gowda and M. B. Shivanna

    Citation: Bulletin of the National Research Centre 2021 45:81

    Content type: Research

    Published on:

  33. Conservation of the ecosystem is a prime concern of human communities. Industrial development should adopt this concern. Unfortunately, various related activities release lots of noxious materials concurrently...

    Authors: Samar A. El-Mekkawi, Rehab A. Abdelghaffar, Fatma Abdelghaffar and S. A. Abo El-Enin

    Citation: Bulletin of the National Research Centre 2021 45:80

    Content type: Research

    Published on:

  34. The ongoing pandemic of COVID-19 viruses takes its sole origin from the Wuhan Huanan seafood market, China. The first case was recorded as viral pneumonia and later became a worldwide pandemic (officially decl...

    Authors: Ramakrishnan Veerabathiran, Barath Ragunath, Vaishak Kaviarasan, Vajagathali Mohammed and Shiek S. S. J. Ahmed

    Citation: Bulletin of the National Research Centre 2021 45:79

    Content type: Review

    Published on:

  35. Human breast cancer is the most prevalent malignancy in women all-over the world. The aim is to look further into the effectiveness of the nanoformulation of tamoxifen and even certain bioactive compounds (yea...

    Authors: Afaf Ezzat, Abdou Osman Abdelhamid, Mostafa K. El Awady, Reham M. Dawood and Dina Mostafa Mohammed

    Citation: Bulletin of the National Research Centre 2021 45:78

    Content type: Research

    Published on:

  36. Weed occurrence and fertilization are considered two of the most factors influencing fennel yield. A two season’s field study was undertaken to investigate the response of fennel crop to two different herbicid...

    Authors: Ibrahim Abdallah, Alia Amer and Dalia El-Hefny

    Citation: Bulletin of the National Research Centre 2021 45:77

    Content type: Research

    Published on:

    The Correction to this article has been published in Bulletin of the National Research Centre 2021 45:108

  37. As in many countries worldwide, due to the COVID-19 pandemic lockdown, higher institutions in Nigeria closed in March 2020 and only began reopening in October of the same year. As a result of the lockdown, som...

    Authors: Osamudiamen Ebohon, Anayochukwu Chukwunonso Obienu, Francis Irabor, Frank Iwebuke Amadin and Ehimwenma Sheena Omoregie

    Citation: Bulletin of the National Research Centre 2021 45:76

    Content type: Research

    Published on:

  38. Malaria is one of the tropical diseases of universal concern particularly with continuous appearance of resistant strains of P.falciparum. This calls for continous screening of traditional plants such that new an...

    Authors: Uchechi E. Enenebeaku, Nnamdi C. Ukwandu, Ifeyinwa C. Mgbemena, Harriet C. Nwigwe, Conrad K. Enenebeaku, Chidi E. Duru and Odangowei I. Ogidi

    Citation: Bulletin of the National Research Centre 2021 45:75

    Content type: Research

    Published on:

  39. The study aimed at evaluating the in-vivo nutritional qualities of extruded breakfast meal produced from flour blends of malted finger millet and watermelon seed.

    Authors: Joseph Oghenewogaga Owheruo, Timilehin David Oluwajuyitan, Beatrice Olawunmi Ifesan and Matthew Kolawole Bolade

    Citation: Bulletin of the National Research Centre 2021 45:73

    Content type: Research

    Published on:

  40. Authorship trends in medical journals were studied in many disciplines, mostly in western countries' journals. We aimed at studying the authorship trends in the Egyptian Orthopaedic Journal as an example of a ...

    Authors: Ahmed A. Khalifa, Ahmed S. El-Hawary and Ahmed E. Sadek

    Citation: Bulletin of the National Research Centre 2021 45:72

    Content type: Research

    Published on:

  41. Heavy metal accumulation in the ecosystem constitutes a potential toxic effect which is hazardous to human health. Increasing environmental pollution has necessitated the use of cattle egrets to evaluate the l...

    Authors: Elijah Abakpa Adegbe, Oluwaseyi Oluwabukola Babajide, Lois Riyo Maina and Shola Elijah Adeniji

    Citation: Bulletin of the National Research Centre 2021 45:71

    Content type: Research

    Published on:

  42. Rice forms a significant portion of food consumed in most household worldwide. Rice production has been hampered by soil factors such as ferruginousity which has limited phosphorus availability; an important m...

    Authors: Musa Saheed Ibrahim and Beckley Ikhajiagbe

    Citation: Bulletin of the National Research Centre 2021 45:70

    Content type: Research

    Published on:

  43. Using remineralizing agents during and after bleaching procedures could maintain enamel surface, decreasing its erosive susceptibility. This study evaluated the efficacy of an in-office and at-home bleaching m...

    Authors: Shaymaa M. Nagi, Shahinaz H. Nabil and Mohamed H. Zaazou

    Citation: Bulletin of the National Research Centre 2021 45:68

    Content type: Research

    Published on:

  44. A series of known Food and Drug Administration (FDA) approved anticancer drugs were collected from the literature and docked against mTOR receptor which has been identified in present time as a target for ther...

    Authors: David Ebuka Arthur, Jibrin Noah Akoji, Riadh Sahnoun, Greatman C. Okafor, Karimatu Lami Abdullahi, Samira A. Abdullahi and Charles Mgbemena

    Citation: Bulletin of the National Research Centre 2021 45:67

    Content type: Research

    Published on:

  45. Twenty-four West African Dwarf (WAD) goats with average weight of 6.57 ± 0.56 kg were used in investigating the effect of microbial-treated maize cob and husk diets on blood profile. The goats were assigned to...

    Authors: Gladys Abiemwense Ibhaze, Gbenga Enobong Ogunjemite and Adebowale Noah Fajemisin

    Citation: Bulletin of the National Research Centre 2021 45:63

    Content type: Research

    Published on:

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