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  1. The production of novel foods from underutilized nutritious tropical crops is increasing; however, the toxicological studies are sparse. In this study, the safety of the breakfast food produced from the blend ...

    Authors: Grace O. Babarinde, Akos A. Ebun and Peter I. Adegbola
    Citation: Bulletin of the National Research Centre 2020 44:157
  2. The study evaluated the prevalence of malaria and Plasmodium falciparum chloroquine resistance transporter gene (PfCRT) in HIV patients attending Specialist Hospital, Akure. This study was carried out between Apr...

    Authors: Iyabo Adepeju Simon-Oke, Adeola Olanireti Ade-Alao and Foluso Ologundudu
    Citation: Bulletin of the National Research Centre 2020 44:156
  3. The cotton leafworm, Spodoptera littoralis (Boisd.), is a serious economic pest in Egypt. Pest control depends mainly on chemical control with several pesticides include conventional and modern insecticides. Comp...

    Authors: El-Sayed Mokbel and Amal Huesien
    Citation: Bulletin of the National Research Centre 2020 44:155
  4. The importance of Chrysoperla carnea (Steph.) (Neuroptera: Chrysopidae) as a predator is due to nourishing this predator on some dangerous pests as the cotton mealybug, Phenacoccus solenopsis Tinsley, belongs to ...

    Authors: Abd-Allah E. Ghada and Youssef M. Naglaa
    Citation: Bulletin of the National Research Centre 2020 44:154
  5. The use of herbs for malaria treatment is common among pregnant women in Nigeria. This study through a survey documented three most commonly used herbs in the management of pregnancy-associated malaria in Abeo...

    Authors: Ayodele S. Babalola, Olufunmilayo A. Idowu, Kehinde O. Ademolu, J. Olukunle and Samson A. Rahman
    Citation: Bulletin of the National Research Centre 2020 44:153
  6. Entomophagy, the consumption of insects, is a common practice among various tribal communities across the globe. Various factors such as flavour, nutrient content, availability and claimed medicinal values hav...

    Authors: Kushal Choudhury, Dipamani Sarma, Pforeni Jane Sapruna and Amar Deep Soren
    Citation: Bulletin of the National Research Centre 2020 44:152
  7. The dissolution process kinetics and optimization of iron from Akwuke ore were investigated in this study. The effects of process parameters such as agitation rate and ore particle size on the dissolution proc...

    Authors: Kingsley Amechi Ani and Chidubem Chukwuebuka Chukelu
    Citation: Bulletin of the National Research Centre 2020 44:151
  8. Peach fruits are highly perishable leading to many pre- and post-harvest problems, which adds to the reduction in the potential yield and productivity. Chitosan is a natural polysaccharide, produced after alka...

    Authors: Muhammad Sajid, Abdul Basit, Zafar Ullah, Syed Tanveer Shah, Izhar Ullah, Heba I. Mohamed and Inayat Ullah
    Citation: Bulletin of the National Research Centre 2020 44:150
  9. The study examined the effects of Myristica fragrans seed meal (MSM) and Syzygium aromaticum leaf meal (SLM) dietary supplementation on the growth performance, health status, and meat quality of broiler chicken.

    Authors: Olufemi Adesanya Adu, Francis Ayodeji Gbore, Olugbenga David Oloruntola, Andrew Bamidele Falowo and Olumuyiwa Joseph Olarotimi
    Citation: Bulletin of the National Research Centre 2020 44:149
  10. This study was conducted to estimate the antifungal activity and efficiency of purified killer toxins (TK and WK) produced by Torulaspora delbrueckii and Wickerhamomyces anomalus as alternative drugs of resistant...

    Authors: Najwa Mohammed Jameel Ali Abu-Mejdad, Abdullah H. Al-Saadoon, Adnan I. Al-Badran and Mohammed Hussein Minati
    Citation: Bulletin of the National Research Centre 2020 44:148
  11. Alteration in the normal composition of gasses in the atmosphere referred to as air pollution can occur as a result of different processes, including emissions from vehicles and power generators. Gasses affect...

    Authors: Kayode Peter Balogun, Abiola Titilola Aborisade and Oluwole Olakunle Oladele
    Citation: Bulletin of the National Research Centre 2020 44:147
  12. An amendment to this paper has been published and can be accessed via the original article.

    Authors: Soumen Bera, Sibsankar Das and Dharmadas Kalindi
    Citation: Bulletin of the National Research Centre 2020 44:145

    The original article was published in Bulletin of the National Research Centre 2020 44:124

  13. The context and purpose of the study. The world has turned to the technology of organic agriculture to obtain safe food and preserve the environment, and there have become many standards that control the produ...

    Authors: Abdu Omran Mohamed, Yousria Ahmed Allam and Ismail Ibrahim Hassen
    Citation: Bulletin of the National Research Centre 2020 44:144
  14. Investigation on genetic variability and correlation study between yield and its components of genotypes on rice may increase the opportunity to exploit its potential which will help meet the demand of high gr...

    Authors: Maysoun M. Saleh, Khaled F. M. Salem and Abdelmoaty B. Elabd
    Citation: Bulletin of the National Research Centre 2020 44:143
  15. Metabolomics of Camellia japonica leaf has been studied to identify the terpenoids present in it and their interrelations regarding biosynthesis as most of their pathways are closely situated. Camellia japonica i...

    Authors: Soumya Majumder, Arindam Ghosh and Malay Bhattacharya
    Citation: Bulletin of the National Research Centre 2020 44:141
  16. Flexibility during bending is a critical feature that influences the performance and safety of endodontic nickel-titanium rotary instruments. Flexibility of the endodontic files could be assessed via laborator...

    Authors: Amira Galal Ismail, Manar Galal, Mohamed H. Zaazou, Tamer M. Hamdy and Rasha M. Abdelraouf
    Citation: Bulletin of the National Research Centre 2020 44:140
  17. This recent investigation aimed to detect and characterize the genetic variabilities and genetic similarity in Orobanche crenata collected from naturally Orobanche-infested field at Gemmeiza Research Station, Agr...

    Authors: M. M. F. Abdalla, Heba A. M. A. Saleh and M. A. Khater
    Citation: Bulletin of the National Research Centre 2020 44:139
  18. Free radical attack of cellular structures in the human system is the major cause of various forms of degenerative diseases. Consequently, recent research has been focused on the development of new antioxidant...

    Authors: Ikechukwu Ogadimma Alisi, Adamu Uzairu and Stephen Eyije Abechi
    Citation: Bulletin of the National Research Centre 2020 44:137
  19. QSAR modelling was performed on thirty-five (35) newly discovered compounds of N-(2-phenoxy) ethyl imidazo[1,2-a] pyridine-3-carboxamide (IPA) to predict their biological activities against Mycobacterium tubercul...

    Authors: Mustapha Abdullahi, Shola Elijah Adeniji, David Ebuka Arthur and Shuaibu Musa
    Citation: Bulletin of the National Research Centre 2020 44:136
  20. The present study evaluated levels of polymerization of deoxygenated sickle hemoglobin molecules (poly-dHbS-M) in the presence of fractionated leaf extracts of Anacardium occidentale Linn., Psidium guajava Linn.,...

    Authors: Paul C. Chikezie, Raphael C. Ekeanyanwu and Adaeze B. Chile-Agada
    Citation: Bulletin of the National Research Centre 2020 44:135
  21. Peanut (Arachis hypogaea L.) is considered one of the most important legume and oil crops in Egypt. Root-knot nematodes Meloidogyne spp. is the most damaging nematodes of peanut. Losses can exceed 50% in severely...

    Authors: Hamida Ahmed Osman, Hoda Hussein Ameen, Moawad Mohamed and Usama Samy Elkelany
    Citation: Bulletin of the National Research Centre 2020 44:134
  22. Assessment of the oil % in a representative sample of Salicornia bigelovii seeds with different extraction methods using some of the organic solvents to reach the best economic one and determination of the effect...

    Authors: R. El-Araby, A. I. Rezk, S. A. Abo El-Enin, O. A. Nofal and A. B. El-Nasharty
    Citation: Bulletin of the National Research Centre 2020 44:133
  23. The reoccurrence of the resistant strains of Mycobacterium tuberculosis to available drugs/medications has mandated for the development of more effective anti-tubercular agents with efficient activities. Therefor...

    Authors: Shola Elijah Adeniji, David Ebuka Arthur, Mustapha Abdullahi and Olajumoke Bosede Adalumo
    Citation: Bulletin of the National Research Centre 2020 44:132
  24. Osteogenesis and angiogenesis are two closely correlated processes during bone growth, development, remodeling, and repair. Vascular endothelial growth factor (VEGF) is an essential mediator during the process...

    Authors: Asmaa A. M. Rady, Soha M. Hamdy, Mohamed A. Abdel-Hamid, Marwa G. A. Hegazy, Shadia A. Fathy and Amany A. Mostafa
    Citation: Bulletin of the National Research Centre 2020 44:131
  25. Helminthiasis infestation is one of the most widespread and severe public health problems in the world. These parasites cause several diseases like anemia, malnutrition, pneumonia, eosinophilia, and malaria. T...

    Authors: Kalpesh B. Ishnava and Karishma S. Patel
    Citation: Bulletin of the National Research Centre 2020 44:130
  26. Culex mosquitoes are a major vector of public health importance and have been implicated for the transmission of some parasitic diseases such as lymphatic filariasis and West Nile virus. It has also been repor...

    Authors: Michael Olarewaju Akintan and Joseph Onaolapo Akinneye
    Citation: Bulletin of the National Research Centre 2020 44:129
  27. This work was carried out through 2017 and 2018 seasons on tow olive cultivars (Kalmata and Manzanillo). Trees were 15 years old, grown in sandy soil, planted at 5 × 5 m apart, and irrigated with saline water ...

    Authors: Laila F. Hagagg, Mohamed A. Merwad, Mohamed M. F. Shahin and Eman S. El-Hady
    Citation: Bulletin of the National Research Centre 2020 44:128
  28. The physico-chemical properties along with the insecticidal potency of seven non-traditional insecticides from different classes compared with three conventional insecticides were assessed versus Tuta absoluta (M...

    Authors: Mohamed Abdel-Hady Kandil, Elham Ahmed Sammour, Nahed Fawzy Abdel-Aziz, Essam Abd El Maguied Agamy, Ahmed Mohamed El-Bakry and Nasr Mohamed Abdelmaksoud
    Citation: Bulletin of the National Research Centre 2020 44:126
  29. An amendment to this paper has been published and can be accessed via the original article.

    Authors: Mohammad A L-Bahy M. Gamal Reda, Ashraf E L-Sherbiny Abd EL-Hady, Hassan Kawashty Gad, Mohammad Abd E L-Hady M. Aboelmakarem, Amir Abdel-Ghaffar Mohammady Nowar and Haytham Khalifa Hegazy
    Citation: Bulletin of the National Research Centre 2020 44:125

    The original article was published in Bulletin of the National Research Centre 2020 44:56

  30. Strobilanthes kunthiana (Nees) T. Anderson ex Benth locally known as Neelakurinji is an endemic to Western Ghat, India and belongs to the Acanthaceae family. It has a unique flowering pattern to bloom every 12 ye...

    Authors: Soumen Bera, Sibsankar Das and Dharmadas Kalindi
    Citation: Bulletin of the National Research Centre 2020 44:124

    The Correction to this article has been published in Bulletin of the National Research Centre 2020 44:145

  31. Tomato crop, Lycopersicon esculentum L. (Solanaceae), usually attacked by many insect species, including the tomato leafminer, Tuta absoluta (Meyrick) (Lepidoptera: Gelechiidae), where its larvae cause damage up ...

    Authors: Nasr Mohamed Abdelmaksoud, Nahed Fawzy Abdel-Aziz, Elham Ahmed Sammour, Essam Abd El Maguied Agamy, Ahmed Mohamed El-Bakry and Mohamed Abdel-Hady Kandil
    Citation: Bulletin of the National Research Centre 2020 44:123
  32. Two cultivars (Balady and Dukat) of dill plants were grown in the Experimental Farm Station of Agriculture Faculty, Cairo University, during two seasons of 2014/2015 and 2015/2016. This investigation aims to d...

    Authors: Shaimaa I. M. Elsayed, A. A. Glala, Aboelfetoh M. Abdalla, Abd El Ghafour A. El-Sayed and Mona A. Darwish
    Citation: Bulletin of the National Research Centre 2020 44:122
  33. Geometrical designs of nickel-titanium (NiTi) rotary instruments have a considerable influence on their mechanical performance, and thereby have the tendency to fracture.

    Authors: Manar Galal and Tamer M. Hamdy
    Citation: Bulletin of the National Research Centre 2020 44:121
  34. The insecticidal activities of essential oils from seeds of five botanicals Tetrapleura tetraptera, Annona muricata, and Aframomum melegueta and leaves of Eucalyptus globulus and Ficus exasperata were evaluated a...

    Authors: Joy Ejemen Idoko and Kayode David Ileke
    Citation: Bulletin of the National Research Centre 2020 44:119
  35. This study aims to investigate the reproduction output of Archachatina marginata fed on roughage and concentrate feed with leaf meal-inclusive diets. One hundred fifty points of lay snails weighing between 150 an...

    Authors: Olatunji Abubakar Jimoh and Micheal Olawale Akinola
    Citation: Bulletin of the National Research Centre 2020 44:118
  36. Carbapenem antibiotics consider the primary treatment choice for serious Pseudomonas aeruginosa infection. Hence, the evolution of carbapenem resistance mediated by acquiring genes encoding class b enzymes is of ...

    Authors: Amr Mohamad Basha, Gamal M. El-Sherbiny and Mona I. Mabrouk
    Citation: Bulletin of the National Research Centre 2020 44:117
  37. The aim of this study was to compare the effect of different kinematics and operational temperature on cyclic fatigue resistance of Protaper Next, WaveOne Gold, and Twisted File Adaptive files in a static model.

    Authors: Amira Galal Ismail, Manar Galal and Mohamed Mokhtar Nagy
    Citation: Bulletin of the National Research Centre 2020 44:116
  38. Poultry semen cryopreservation remains an easy and promising way of preserving and transferring poultry germplasm. Standardizing and optimizing freezing procedure with natural extender may be a reliable step t...

    Authors: Adedeji Suleimon Balogun, Raman Narang, Ranjna S. Cheema, Ajeet Kumar, Narinder Singh and Malik Vijaysingh
    Citation: Bulletin of the National Research Centre 2020 44:115
  39. β-glucuronidase enzyme is mostly found in plants and animals. It plays a vital role in detoxification of reactive metabolites that are interrelated to several illnesses and the growth of colon cancer. It speed...

    Authors: Muhammad Tukur Ibrahim, Salisu Muhammad Tahir, Abdullahi Bello Umar and Usman Abdulfatai
    Citation: Bulletin of the National Research Centre 2020 44:114
  40. In the current years, nematotoxic or antagonistic compounds for example, toxins, enzymes, or compounds derived from the metabolites of fungal culture filtrates have greatly increased.

    Authors: Mahmoud M. A. Youssef, Wafaa M. A. El-Nagdi and Dalia E. M. Lotfy
    Citation: Bulletin of the National Research Centre 2020 44:112
  41. The confused flour beetles Tribolium confusum (Jacquelin) and red flour beetle Tribolium castaneum (Herbst) are widespread insects found in the stores and homes that attack many stored foods in several commoditie...

    Authors: Magda Mahmoud Amin Sabbour
    Citation: Bulletin of the National Research Centre 2020 44:111
  42. Understanding the mental foramen (MF) position and prevalence and location of the anterior loop (AL) is important during clinical and surgical procedures close to the mental foramen to avoid damage to the neur...

    Authors: M. Shalash, Maram E. Khallaf and A. R. Ali
    Citation: Bulletin of the National Research Centre 2020 44:110
  43. Amylases are amongst the most important hydrolytic enzymes that are used in numerous industrial uses reaching for food to pharmaceuticals. Immobilization of enzymes can proposal several assistances as reusabil...

    Authors: Nehad E. Ahmed, Aliaa R. El Shamy and Hassan M. Awad
    Citation: Bulletin of the National Research Centre 2020 44:109
  44. Given the strategic importance of wheat being the staple food for the vast majority of people, it was necessary to know reasons for the contraction and decline of its area globally and consequently its lower y...

    Authors: Almoataz Bellah Ali El-Mouhamady and Hayam Fouad Ibrahim
    Citation: Bulletin of the National Research Centre 2020 44:108

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