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  1. 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

    Content type: Research

    Published on:

  2. 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

    Content type: Research

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  3. 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

    Content type: Research

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  4. 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

    Content type: Research

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  5. 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

    Content type: Research

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  6. “Chemically enhanced primary treatment” (CEPT) is an approach to wastewater treatment. It can be utilized as a specially designed step in “biological” secondary treatment processes. The aim of this study is to...

    Authors: Ghada A. Al Bazedi and Mona A. Abdel-Fatah

    Citation: Bulletin of the National Research Centre 2020 44:107

    Content type: Research

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  7. Olive tree is one of the most important and a widely distributed tree grown in many arid and semi-arid areas of the world. The production of olive in these areas is generally low due to the poor soil fertility...

    Authors: Esmail A. E. Genaidy, Nazmy Abd-Alhamid, Hassan S. A. Hassan, Ahmed M. Hassan and Laila F. Hagagg

    Citation: Bulletin of the National Research Centre 2020 44:106

    Content type: Research

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  8. Coleus (family Lamiaceae) is a popular garden ornamental plant known for its bright-colored foliage. The effective role of different plant growth regulators have been widely reported in plant cultivars (Singh A a...

    Authors: Rashad M. Shoaib, Sami I. Ali, Sami A. Metwally, Mohamed M. Ibrahim and Kamal A. Aboud

    Citation: Bulletin of the National Research Centre 2020 44:105

    Content type: Research

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  9. The main objective of the present study was production of xylanase from different agricultural wastes using Chaetomium globosum on pomegranate waste, isolation of fungi associated with some legumes seeds, and stu...

    Authors: Sherien M. M. Atalla and Nadia G. El Gamal

    Citation: Bulletin of the National Research Centre 2020 44:104

    Content type: Research

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  10. The effects of dietary monosodium glutamate (MSG) on the serum electrolyte balance and antioxidant status of broiler chickens were assessed. In five replicates, a total of 300-day-old unsexed Abor–acre broiler...

    Authors: Olumuyiwa Joseph Olarotimi

    Citation: Bulletin of the National Research Centre 2020 44:103

    Content type: Research

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  11. Fruits are increasingly becoming important dietaries in Nigeria because of its nutritional importance and one of the most sliced fruits that are highly purchased in Nigeria today is watermelon. Nevertheless, c...

    Authors: Oluwole Olakunle Oladele and Omolola Comfort Aladesanmi

    Citation: Bulletin of the National Research Centre 2020 44:102

    Content type: Research

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  12. This study evaluates the effects of storage periods (1, 4, 7, 10, and 13 days), egg size (small 60–64 g, medium 65–69 g, and large ≥ 70 g), and egg positioning with air cell facing either down or up during sto...

    Authors: Akinlolu Oluwafemi Ayeni, Johnson Oluwasola Agbede, Francis Adegbaye Igbasan, Gbenga Emmanuel Onibi and Muyiwa Adegbenro

    Citation: Bulletin of the National Research Centre 2020 44:101

    Content type: Research

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  13. Garlic extract is a highly nutritive value extract; it contains large number of important enzymes and more than 200 biochemical compounds such as antioxidants and vitamins. Ascorbic acid and nicotinamide are c...

    Authors: Magda H. Mohamed, Elham A. Badr, Mervat Sh. Sadak and Howida H. Khedr

    Citation: Bulletin of the National Research Centre 2020 44:100

    Content type: Research

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  14. The neurophysiological examination provides valuable pathophysiological information for the diagnosis, prognosis, and therapy of patients with polyneuropathy (Fuglsang- Fredriksen A., Pugdahl K. Clin Neurophys...

    Authors: Kamel Mahmoud Ali Hewedi, Mahmoud Abdelmoety Monzer, Khaled Mohammad Sobh, Mohammad Abdelhady M. Aboelmakarem, Amir Abdelghaffar Mohammady, Mahmoud Mohamad Hasan, Mohammad Fathi Abdulsalam and Suzette Ibrahim Ibrahim Ibrahim Helal

    Citation: Bulletin of the National Research Centre 2020 44:99

    Content type: Research

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  15. Nanofertilizers have been provided a new efficient alternative to normal regular fertilizers. Nano-particles can help in increasing reactive points of these nanoparticles, which increases the absorption of the...

    Authors: Mervat Shamoon Sadak and Bakry Ahmed Bakry

    Citation: Bulletin of the National Research Centre 2020 44:98

    Content type: Research

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  16. The objective of this study was to produce a least-cost ration from the use of fluted pumpkin leaf meal and bread waste in broiler chickens’ diets. Fluted pumpkin leaves (FPL) were sourced in Akure and its env...

    Authors: Muyiwa Adegbenro, Oluwafemi A. Ayeni, Johnson O. Agbede and Valentine A. Aletor

    Citation: Bulletin of the National Research Centre 2020 44:97

    Content type: Research

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  17. Researches on compost introduced the evidence of its benefits to plant productivity and soil fertility. These advantages are noticed in forms of improving soil water holding capacity and nutrient availability ...

    Authors: Maha Mohamed-Shater Abdallah, Talaat N. El Sebai, Amany Abd El-Mohsen Ramadan and Hala Mohamed Safwat El-Bassiouny

    Citation: Bulletin of the National Research Centre 2020 44:96

    Content type: Research

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  18. Bixa orellana L. is a plant native to Brazil but grows in other parts of the world including Bangladesh. This plant has been used for many years by indigenous people around the globe for a variety of applications...

    Authors: Sium Ahmed, Bilkis Mehrin Moni, Shawon Ahmed, Donald James Gomes and Abdullah Mohammad Shohael

    Citation: Bulletin of the National Research Centre 2020 44:95

    Content type: Research

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  19. The freeze-thaw process results in structural and functional damages caused by over accumulation of reactive oxygen species (ROS). Addition of exogenous antioxidants to semen extender is of a great importance ...

    Authors: Reda Ibrahim El-Sheshtawy and Walid Said El-Nattat

    Citation: Bulletin of the National Research Centre 2020 44:94

    Content type: Research

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  20. Natural products played an essential role as a complementary cytotoxic agent avoiding complications of other therapies. In phytoformulation research, herbal drugs of nano-size have attracted more attention for...

    Authors: Salma A. El-Sawi, Amal A. Maamoun, Alaa H. Salama and Ayman A. Farghaly

    Citation: Bulletin of the National Research Centre 2020 44:93

    Content type: Research

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  21. Self-medication is defined as taking medications without the physician’s prescription. It is a worldwide public health problem, especially in countries with limited resources. Although self-medication can redu...

    Authors: Wael Zeid, Madeha Hamed, Nadia Mansour and Rokaya Diab

    Citation: Bulletin of the National Research Centre 2020 44:92

    Content type: Research

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  22. Fabaceae is considered as the third largest family, which includes more than 727 genera and 20,000 species. The genus Vicia has from 180 to 210 species. Vicia species have a great economical and agricultural impo...

    Authors: Samira A. Osman, Hoda B. Ali, Zeinab M. El-Ashry and Soheir E. El-Khodary

    Citation: Bulletin of the National Research Centre 2020 44:91

    Content type: Research

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  23. Paulownia tomentosa has been used as an ornamental plant and is still vastly used for this objective and can be utilized for the production of energy, wooden building materials, and paper pulp. The aim was to imp...

    Authors: Nora Muhammad Youssef, Khaled Ismail Hashish and Lobna Salah Taha

    Citation: Bulletin of the National Research Centre 2020 44:90

    Content type: Research

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  24. Rice is probably one of the most indispensable grain diets for the greater part of the world. It can be grown successfully under a wide range of climatic conditions; however, yields can be significantly dimini...

    Authors: Beckley Ikhajiagbe and Ujomonigho Edomo Omoregie

    Citation: Bulletin of the National Research Centre 2020 44:89

    Content type: Research

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  25. Lentil is an important source of food not only locally but globally. The importance of this legume crop is highlighted in light of the transport of strategic food sources such as wheat, maize, and rice due to ...

    Authors: Almoataz Bellah Ali El-Mouhamady, Abdul Aziz M. Gad and Ghada S. A. Abdel Karim

    Citation: Bulletin of the National Research Centre 2020 44:88

    Content type: Research

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  26. Olive tree is very popular in the Mediterranean area because of its fruits and oil yields. Both of them are worldwide known by their beneficial health properties. Salicylic acid is naturally occurring as pheno...

    Authors: Laila F. Hagagg, Nazmy Abd-Alhamid, Hassan S. A. Hassan, Ahmed M. Hassan and Esmail A. E. Geanidy

    Citation: Bulletin of the National Research Centre 2020 44:87

    Content type: Research

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  27. Recently, severe acute respiratory syndrome coronavirus 2 (SARS-COV-2), commonly known as coronavirus disease-2019 (COVID-19) has rapidly spread across China and around the world. By the declaration of WHO, CO...

    Authors: Manal A. Hamed

    Citation: Bulletin of the National Research Centre 2020 44:86

    Content type: Review

    Published on:

  28. This study focused on the antiplasmodial activities of two botanicals: Morinda lucida and Alstonia boonei used in malaria treatment. The in vivo activity of the plants against established Plasmodium berghei NK65 ...

    Authors: Olajide Joseph Afolabi and Adekemi Eunice Abejide

    Citation: Bulletin of the National Research Centre 2020 44:85

    Content type: Research

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  29. Asthmatic bronchitis is a chronic allergic airway disease diagnosed after development of chronic obstructive pulmonary disease symptoms. This study was designed to reveal relation of the different electrophore...

    Authors: Wael M. Aboulthana, Marwa K. Darwish, Mohab H. Halim, Hatim A. El-Baz and Osama S. Ahmed

    Citation: Bulletin of the National Research Centre 2020 44:84

    Content type: Research

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  30. Application of chemical bactericides, for controlling soft rot bacteria, causes environmental pollution and toxic hazards to human. In addition, it is ineffective, expensive, and limited. Therefore, applicatio...

    Authors: Tarek G. Abdel-Gaied, Maurice S. Mikhail, Ahmed I. Abdel-Alim, Hamdy I. Seif El-Nasr and Hassan Abd El-Khair

    Citation: Bulletin of the National Research Centre 2020 44:82

    Content type: Research

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  31. There is always an increasing demand for natural remedies from natural sources which can substitute the synthetic therapeutic drugs and lessen their side effects. The present study aims to investigate the anti...

    Authors: Mousikha Lala, Debabrata Modak, Subhashis Paul, Indrani Sarkar, Ankita Dutta, Anoop Kumar, Soumen Bhattacharjee and Arnab Sen

    Citation: Bulletin of the National Research Centre 2020 44:81

    Content type: Research

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  32. The expansion of severe acute respiratory syndrome (SARS) coronavirus 2 (SARSCoV-2) has now procured on epidemic percentages, affecting more than 190 nations in a matter of weeks. A widespread SARSCoV-2 contag...

    Authors: Md. Abdullah-Al-Shafi

    Citation: Bulletin of the National Research Centre 2020 44:80

    Content type: Review

    Published on:

  33. Most developing countries are suffering from a decline in agricultural area and fresh water supply due to the adverse effects of climate change. Sunflower has been considered as having the ability to grow unde...

    Authors: Gehan Shaker Bakhoum, Mervat Shamoon Sadak and Elham Abd El Moneim Badr

    Citation: Bulletin of the National Research Centre 2020 44:79

    Content type: Research

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  34. In silico studies are essential techniques in the modern medicinal chemistry. QSAR modeling and molecular docking are important techniques in both drug discovery and development and have been successfully depl...

    Authors: Aliyu Wappah Mahmud, Gideon Adamu Shallangwa and Adamu Uzairu

    Citation: Bulletin of the National Research Centre 2020 44:77

    Content type: Research

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  35. Diospyros kaki L. is considered one of the most important economical medicinal plant in Chinese herbal medicine belonging to family Ebenaceae as it contains varied secondary metabolites and used in treatment of m...

    Authors: Seham Salah El-din El-Hawary, Soad Hanna Tadros, Hussein Taha, Mona Abdelmohsen, Naglaa Mohamed Nazif, Iman El Sheikh and Medhat Seif El-Nasr

    Citation: Bulletin of the National Research Centre 2020 44:76

    Content type: Research

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  36. Rapid industrialization and urbanization have resulted in elevated global temperature over the years consequently disturbing the balance of agro-ecological systems worldwide. Therefore, new eco-friendly agricu...

    Authors: Rashid Iqbal, Muhammad Aown Sammar Raza, Mohammad Valipour, Muhammad Farrukh Saleem, Muhammad Saqlain Zaheer, Salman Ahmad, Monika Toleikiene, Imran Haider, Muhammad Usman Aslam and Muhammad Adnan Nazar

    Citation: Bulletin of the National Research Centre 2020 44:75

    Content type: Review

    Published on:

  37. Few literatures exist on the performance and cost implication of birds reared on different management system. The cost benefit analysis of rearing Isa Brown layers on three different management systems was eva...

    Authors: Daniel Adeolu Okedere, Peace Queen Ademola and Priscilla Mofifoluwa Asiwaju

    Citation: Bulletin of the National Research Centre 2020 44:74

    Content type: Research

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  38. The present study was carried out during the two successive seasons of 2016 and 2017 on “Kalamata” olive trees (Olea europaea L.), at a private orchard located on Cairo-Ismailia Km 107 desert Road, Egypt. The tre...

    Authors: E. Abd El-Razek, Laila F. Haggag, Eman S. El-Hady and M. F. M. Shahin

    Citation: Bulletin of the National Research Centre 2020 44:73

    Content type: Research

    Published on:

  39. Corneal ulcer is a potentially sight threatening ocular condition and the leading cause of monocular blindness in developing countries. Knowing the predisposing factors and etiologic microorganism can help pro...

    Authors: Amal Ibrahim Abouzeid, Somaia Abd Ellatif Eissa, Amal E. Aboelnour and Alaa Mohamed Reda Awad

    Citation: Bulletin of the National Research Centre 2020 44:72

    Content type: Research

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  40. Plagiarism has been described over the past decades as a multi-layer dishonesty phenomenon emerging in higher education. A number of research papers have described a host of factors such as gender, socializati...

    Authors: Hanaa A. Elshafei and Tamanna M. Jahangir

    Citation: Bulletin of the National Research Centre 2020 44:71

    Content type: Research

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  41. Natural products have been viewed as essential sources that could create potential chemotherapeutic agents. In the look for new bioactive substances, examinations were extended to marine territories.

    Authors: Sayeda A. Abdelhamid, Sahar S. Mohamed and Manal S. Selim

    Citation: Bulletin of the National Research Centre 2020 44:69

    Content type: Review

    Published on:

  42. Fagonia cretica L. was considered to be a medical plant that was used for the treatment of different diseases, so the current study was designed to clarify whether Fagonia cretica extract (FCE) can avoid Bispheno...

    Authors: Omaima Mohamed Abd-El-Moneim, Abeer Hamdy Abd El-Rahim, Amira Abd El Raouf Mohamed, Ibrahim Mohamed Farag and Aboelfetoh Mohamed Abdalla

    Citation: Bulletin of the National Research Centre 2020 44:67

    Content type: Research

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  43. This research article aims to study at molecular level by in silico GRIP docking the effectivity of the detected compounds in value added black tea or VABT, prepared in a chemometrically optimized ratio of Bla...

    Authors: Baishakhi De, Koushik Bhandari, Rajeev K. Singla, Gargi Saha and Tridib Kumar Goswami

    Citation: Bulletin of the National Research Centre 2020 44:66

    Content type: Research

    Published on:

  44. Salinity has a negative effect on the productivity of many crops. Therefore, the present study was conducted to investigate the effect of pre-soaking in different concentrations of tryptophan (0.0, 2.5, and 5....

    Authors: M. Hozayn, A. A. Abd-Elmonem and Ghada M. Samaha

    Citation: Bulletin of the National Research Centre 2020 44:65

    Content type: Research

    Published on:

  45. Kidney dysfunction is a major cause of morbidity and mortality whose prevalence, mainly because of population ageing, is rising worldwide. Also the epidemics of abnormalities clustering with insulin resistance...

    Authors: Ahmed Fayed, Ahmed Soliman, Mohamed Badr, Mohamed Abdelmoniem, Hesham Drwesh, Mohamed Fakher and Mahmoud Salem Soliman

    Citation: Bulletin of the National Research Centre 2020 44:64

    Content type: Research

    Published on:

  46. Worldwide, cancer of the breast is the most commonly diagnosed disease and the second leading cause of cancer-related mortality amongst women yearly (Miller et al., 2016). Computer-aided drug discovery (CADD) is ...

    Authors: Hadiza Lawal Abdulrahman, Adamu Uzairu and Sani Uba

    Citation: Bulletin of the National Research Centre 2020 44:63

    Content type: Research

    Published on:

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The NRC has to correspond to the country's key production and services sectors through the research conducted in different areas of science and technology, scientific consultation and training as well.

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The NRC mission is to conduct basic and applied research within the major fields of interest in order to develop production and services sectors.

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