Skip to main content

Articles

Page 1 of 19

  1. With regard to the extensive production of genetically modified organisms, scientists focused on the safety of antibiotic resistance marker (ARM) genes present in GM-crops produced for the consumption of human...

    Authors: Hanaa Abdel-Sadek Oraby, Nadia Aboul-Ftooh Aboul-Maaty, Hayam Ahmad Al-Sharawi and Noha Mohamed Osman
    Citation: Bulletin of the National Research Centre 2022 46:268
  2. Several reports of unheeded complications secondary to the current mass international rollout of SARS-COV-2 vaccines, one of which is myocarditis occurring with the FDA fully approved vaccine, Pfizer, and others.

    Authors: Antoine AbdelMassih, Hala Agha, Sonia El-Saiedi, Amal El-Sisi, Meryam El Shershaby, Hanya Gaber, Habiba-Allah Ismail, Nadine El-Husseiny, Abeer Reda Amin, Aly ElBoraie, Aya Ayad, Esraa Menshawey, Fady Sefein, Ibrahim Ihab Osman, Mai Moursi, Maram Hanafy…
    Citation: Bulletin of the National Research Centre 2022 46:267
  3. World Wide Web and scientific literature record information regarding several organelles and mitochondria is not an exception. However, currently mitochondrial databases also provide information about non-mito...

    Authors: Deepak Yadav, Bharti Thakur, Deepak Kumar, Sheemona Chowdhary, Rajasri Bhattacharyya and Dibyajyoti Banerjee
    Citation: Bulletin of the National Research Centre 2022 46:266
  4. We present the clinical, MRI and CT findings in a case of a new mitochondrial genome mutation (tRNA arginine gene), characterized by brain calcifications which are indicative of Kearns–Sayre syndrome (KSS). So...

    Authors: Paolo La Montanara, Annamaria Albergo, Roberto Castellana, Concetta Fiorentini, Caterina Romano, Annalisa Rossiello, Moritz Steinruecke and Giuseppe Vella
    Citation: Bulletin of the National Research Centre 2022 46:265
  5. Left ventricular (LV) apical aneurysm associated with aortic valve stenosis (AS) is very rare. We herein report two cases of this entity.

    Authors: Yuichi Koga, Keiji Kamohara, Eijiro Nogami, Kouta Shimauchi, Yuki Takeuchi, Motonori Uchino, Hiroyuki Morokuma, Shugo Koga and Junji Yunoki
    Citation: Bulletin of the National Research Centre 2022 46:264
  6. Highly active antiretroviral drug therapy (HAART) remains the only officially available option for the management of human immunodeficiency virus (HIV) infection at designated medical institutions in Nigeria. ...

    Authors: Success E. A. Ademuyiwa, Ibrahim Olabayode Saliu, Busuyi Kolade Akinola, Afolabi Clement Akinmoladun, Mary Tolulope Olaleye, Adewole I. Ademuyiwa and Afolabi Akintunde Akindahunsi
    Citation: Bulletin of the National Research Centre 2022 46:263
  7. Schizophrenia, a chronic mental disorder, has been recognized as one of the heritable diseases with an increased level of dopamine neurotransmitter. Monoamine oxidase A (MAOA) plays a vital role in the catabol...

    Authors: Maral Mardani Moghanaki, Zahra Noormohammadi, Iman Salahshourifar and Niloufar Mahdavi Hazaveh
    Citation: Bulletin of the National Research Centre 2022 46:262
  8. Vaccine acceptance varies across countries, generations, and the perceived personality of individuals. Investigating the knowledge, beliefs, and acceptability of COVID-19 vaccines among individuals is vital to...

    Authors: Abdullah Alkattan, Nashwa Radwan, Nagla Mahmoud, Ahmed Alkhalifah, Ammar Alshamlan, Abdullah Alkamis, Amal Alfaifi, Wedad Alanazi, Amjad Alfaleh, Alhan Haji and Khaled Alabdulkareem
    Citation: Bulletin of the National Research Centre 2022 46:260
  9. Cancer refers to a group of diseases characterized by the development of abnormal cells that divide uncontrollably and have the ability to infiltrate and destroy normal body tissue. Worldwide, it is the second...

    Authors: Anandakumar Pandi and Vanitha Manickam Kalappan
    Citation: Bulletin of the National Research Centre 2022 46:259
  10. The high amount of soluble carbohydrates and the reduced dry matter content in cactus pear can cause excessive fermentation, resulting in nutrient losses, when it is preserved in the silage form. Thus, the ass...

    Authors: Diego de Sousa Cunha, Jessica Maria da Conceição da Silva Rodrigues, Claudenilde de Jesus Pinheiro Costa, Raquel da Silva Lima, Cleyton de Almeida Araújo, Getúlio Figueiredo de Oliveira, Fleming Sena Campos, André Luiz Rodrigues Magalhães, Gherman Garcia Leal de Araújo and Glayciane Costa Gois
    Citation: Bulletin of the National Research Centre 2022 46:257
  11. Cytochrome P450 monooxygenases (CYPs) are exciting biocatalysts that catalyzes diverse regio- and stereoselective reactions of a broad range of substrates. The cytochrome P450 genes (CYPomes) of a chronically ...

    Authors: Lateef Babatunde Salam, Oluwafemi Sunday Obayori, Mathew Olusoji Ilori and Olukayode Oladipo Amund
    Citation: Bulletin of the National Research Centre 2022 46:256
  12. To protect the global population from the ongoing COVID-19 pandemic caused by the severe acute respiratory β-coronavirus 2 (SARS-CoV-2), a number of vaccines are currently being used in three dosages (i.e., al...

    Authors: Rashed Noor
    Citation: Bulletin of the National Research Centre 2022 46:255
  13. Acute toxicity (LD50) test provides an indication on the range of doses of a substance that could be toxic to the body systems. This study was aimed at determining the LD50 of different extracts of Bombax costatu...

    Authors: Abubakar M. Bello, Ibrahim S. Malgwi, Salami H. Adegoke, Abdulwasi’u Abubakar, Bilal M. Ibrahim and Samaila M. Chiroma
    Citation: Bulletin of the National Research Centre 2022 46:254
  14. The role of esophagogastroduodenoscopy (EGD) in screening for varices in patients with cirrhosis is well established. However, it is unknown how insurance status impacts the rate of variceal screening. Therefo...

    Authors: Tomas Lucioni, Cambridge Hines, Lauren Witek and Jared Rejeski
    Citation: Bulletin of the National Research Centre 2022 46:253
  15. The unbalanced gut microbiota, poorly ingested enriched fiber foods, leaky gut is connected to the progression of chronic kidney disease (CKD). The leaky gut translocates uremic toxins to the systemic circulat...

    Authors: Bataa M. El-Kafoury, Nermine K. Saleh, M. K. Shawky, Nayra Mehanna, Elsayed Ghonamy and Dalia A. Saad
    Citation: Bulletin of the National Research Centre 2022 46:252
  16. The Pelvic Pain and Urgency/Frequency Patient Symptom Scale is a screening tool used to diagnose patients with chronic pelvic pain. Numerous articles demonstrated the efficacy of the Pelvic Pain and Urgency/Fr...

    Authors: Badr Rafi, Anmar Nassir, Abdulaziz Baazeem, Abdullah A. Almalki and Faisal Mandourah
    Citation: Bulletin of the National Research Centre 2022 46:251
  17. The study examined the effects of dietary supplementation of Syzygium aromaticum leaf meal (SLM) on the haematology, serum biochemistry and antioxidative status of laying hens.

    Authors: Olufemi Adesanya Adu, Imoleayo Sarah Olateju, Adeniyi David Samuel and Francis Ayodeji Gbore
    Citation: Bulletin of the National Research Centre 2022 46:250
  18. Breast cancer is the world's second leading cause of death in women. The problem of chemoresistance in breast cancer is proving to be a challenge for researchers and several oncologists all around the world. C...

    Authors: Dayanand Swami, Shafina Siddiqui, Urwashi Kumar, Shine Devarajan and Jyotirmoi Aich
    Citation: Bulletin of the National Research Centre 2022 46:249
  19. The global freshwater shortage is an important issue threatening the sustainable development of agriculture and food security. A field study was conducted in two seasons, i.e., 2019 and 2020, in the newly recl...

    Authors: Ahmed Salah Mohamed Morsy and Hani Mohamed Mehanna
    Citation: Bulletin of the National Research Centre 2022 46:248
  20. Arterial tortuosity syndrome (ATS) (OMIM #208050) is a very rare autosomal recessive connective tissue disease characterized by elongation, tortuosity, and predisposition of aneurysms formation in medium and l...

    Authors: Daniel Palanca Arias, Ariadna Ayerza Casas, Marcos Clavero Adell, Cristina Gutiérrez Alonso, Marta López Ramón, Lorenzo Jiménez Montañés, Victoria Estaben Boldova and Silvia Izquierdo-Álvarez
    Citation: Bulletin of the National Research Centre 2022 46:247
  21. Pre-dental students’ perception and awareness about current technology in dentistry can influence their motivation and maturity during the learning experience and affect their dental education outcome. This ob...

    Authors: Lina Sharab, Mohamed Adel, Rahaf Abualsoud, Brandi Hall, Suheil Albaree, Reny de Leeuw and Ahmad Kutkut
    Citation: Bulletin of the National Research Centre 2022 46:246
  22. The scale insect, Parlatoria ziziphi (Lucas) (Diaspididae: Hemiptera), is one of the most serious insects in citrus orchards in Egypt. The efficiency of two different formulation types (emulsifiable concentrates ...

    Authors: Nahed Fawzy Abdel-Aziz, Hamdy Abdel-Naby Salem, Ahmed Mohamed El-Bakry and Elham Ahmed Sammour
    Citation: Bulletin of the National Research Centre 2022 46:244
  23. The plant Laggera aurita (Asteraceae) is a commonly utilized medicinal plant growing as a weed in African countries used in the treatment of many diseases. Besides, several phytochemical and pharmacological studi...

    Authors: Sa’adatu Muhammad Julde, Safiya Bala Borodo, Abubakar Sadiq Wada, Mubarak Hussaini Ahmad, Sani Malami and Lawal Alhassan Bichi
    Citation: Bulletin of the National Research Centre 2022 46:243
  24. Multiple myeloma (MM) is characterized by infiltration of neoplastic plasma cells in the bone marrow. Although many novel agents have been developed in the last decade, MM remains a non-curable disease. The as...

    Authors: Esma Evrim Dogan, Aysenur Arslan, Naciye Demirel, Demet Aydin, Ilknur Mansuroglu, Suheyla Atak, Fatma Keklik Karadag, Rafet Eren and Guray Saydam
    Citation: Bulletin of the National Research Centre 2022 46:242
  25. Oral potentially malignant lesions (OPML) are suspicious lesions that may turn into malignancy according to the degree of dysplasia. Early diagnosis of these lesions allows their treatment before malignant tra...

    Authors: Heba E. Tarek, Heba N. Shalash, Reham A. A. Morsy, Basma Mostafa, Mirhane Hassan, Rania M. Abbas and Marwa M. Ellithy
    Citation: Bulletin of the National Research Centre 2022 46:241
  26. Several studies have investigated sleep disorders in the general population. However, a few studies were conducted among the working population and none among the Egyptian workers. We aimed to assess the preva...

    Authors: Ehab Salah Eshak
    Citation: Bulletin of the National Research Centre 2022 46:240
  27. Acute Leukaemias are haematological disorders characterised by the proliferation of immature white blood cells in the bone marrow and/or peripheral blood. Oral manifestations of leukaemia are common and may be...

    Authors: Fabienne Aurora, Anita Arasaretnam and Andrew Hobkirk
    Citation: Bulletin of the National Research Centre 2022 46:239
  28. The study of sorption isotherm is the most important for prediction of shelf life, selection of packaging materials, drying characteristics, etc., of any food and agricultural materials. Gum is hygroscopic in ...

    Authors: Shristi Shefali Saraugi, Shadanan Patel, Chandrahas Sahu, Prashant S. Pisalkar, Pooja Sahu and Dharmendra Khokhar
    Citation: Bulletin of the National Research Centre 2022 46:238
  29. Karaya gum is heavily acetylated polysaccharide and used for medicinal purposes as a bulk-forming laxative. It is also used in the paper and textile industries as well as food stabilizer. So its moisture sorpt...

    Authors: Shristi Shefali Saraugi, Shadanan Patel, Chandrahas Sahu and Dharmendra Khokhar
    Citation: Bulletin of the National Research Centre 2022 46:237
  30. Technology is deployed to take the advantage of the ultimate energy from the sun (solar energy) to be used as heat or clean electricity. This energy is classified as “sustainable energy” or “renewable energy” ...

    Authors: Williams S. Ebhota and Pavel Y. Tabakov
    Citation: Bulletin of the National Research Centre 2022 46:236
  31. The surgical ciliated cyst of the maxilla was initially reported as a sequela of Caldwell–Luc type open maxillary sinus procedures. Recently, other etiologies have become apparent and cases have been reported ...

    Authors: James C. Gates, Daniel I. Taub, Elliot Cherkas, Madalina Tuluc and Lionel Gold
    Citation: Bulletin of the National Research Centre 2022 46:235
  32. In an attempt to prove biological activity enhancement upon escalating the cellular uptake response through ligand and carrier-based via nanoframework, gallic acid was chosen to be formulated into PLGA-based p...

    Authors: V. Sandhiya and U. Ubaidulla
    Citation: Bulletin of the National Research Centre 2022 46:234
  33. While dromedary camels (Camelus dromedarius) were traditionally believed to be resistant to most livestock diseases, research has demonstrated that they are susceptible to a large number of infectious agents. Bas...

    Authors: Bareda Diba, Benti Deresa Gelalcha, Birhanu Ayele, Bedane Adane and Paul J. Plummer
    Citation: Bulletin of the National Research Centre 2022 46:233
  34. Misuse of analysis of variance alongside other statistical methods has been an important topic of discussion in many scientific gatherings. Although misuse of analysis of variance is of global concern, its pre...

    Authors: Bilyaminu Abubakar, Yaaqub Abiodun Uthman, Abubakar Ibrahim Jatau, Abubakar Danbatta, Hafsat Nasidi Nuhu and Mohammed Mustapha
    Citation: Bulletin of the National Research Centre 2022 46:232
  35. Childhood pneumonia is the commonest cause of suffering worldwide. Among under-five children where it accounts for more than one out of seven under-five death globally. It is the single leading cause of death ...

    Authors: Leweyehu Alemaw Mengstie
    Citation: Bulletin of the National Research Centre 2022 46:231
  36. The continuous increase in the resistance of pathogenic bacteria to antimicrobial agents elicits a source of concern for public health. Developing a method that allows for swift evaluation of the antibiotic se...

    Authors: Olamide Joshua Babatunde, Ayomide Faith Okiti, Michael Tosin Bayode, Samson Oloruntola Babatunde and Ayo Mercy Olaniran
    Citation: Bulletin of the National Research Centre 2022 46:230
  37. The production of a good quality chest radiograph depends on the selection of appropriate kilovoltage and current–time product while keeping the radiation dose to patients as low as possible. This study assess...

    Authors: Emmanuel O. Esien-umo, Ndubuisi O. Chiaghanam, Akwa E. Erim, Michael Effa and Nneoyi O. Egbe
    Citation: Bulletin of the National Research Centre 2022 46:229
  38. During the mushroom production process, about one-fifth of the mushroom gets lost. The mushroom residues (MR) are rich in nutrients and can be utilized in diverse applications. Therefore, the goal of this rese...

    Authors: Mariam A. Amer, El-Sayed A. E. Ali and Victor M. Dawood
    Citation: Bulletin of the National Research Centre 2022 46:228
  39. Medicinal plants have been the mainstay for the treatment of various diseases since antiquity. The importance of ethnomedicinal plants in drug discovery and development can never be overemphasized. Breonadia sali...

    Authors: Uwaisu Iliyasu, Hajara Ibrahim, Umar Adamu Katsayal, Sani Ismaila Muhammad, Sani Shehu, William N. Setzer, Javad Sharifi-Rad and Ahmad Faizal Abdull Razis
    Citation: Bulletin of the National Research Centre 2022 46:227
  40. The present title is aiming to study the effects of trachyte additions on the sinterability of the ceramic tiles. Four batches were designed with different trachyte/clay ratios from 10 to 40% and 3% of bentonite.

    Authors: A. I. M. Ismail, M. S. Elmaghraby and B. N. A. Shalaby
    Citation: Bulletin of the National Research Centre 2022 46:226
  41. Pirin, a member of the cupin superfamily, is an iron-binding non-heme protein. It acts as a coregulator of several transcription factors, especially the members of NFκB transcription factor family. Based on th...

    Authors: Auroni Semonti Khan, Nahid Parvez, Tamim Ahsan, Sabrina Samad Shoily and Abu Ashfaqur Sajib
    Citation: Bulletin of the National Research Centre 2022 46:225
  42. Wild potato species harbor a distinctive rhizosphere microbiome relative to their modern counterparts, thus providing a competitive advantage for acquiring phosphorus (P) in their native habitats. Despite this...

    Authors: Hugo A. Pantigoso, Yanhui He, Daniel K. Manter, Steven J. Fonte and Jorge M. Vivanco
    Citation: Bulletin of the National Research Centre 2022 46:224
  43. Piliostigma reticulatum is a plant traditionally used to treat malaria, smallpox, neuralgia, dysentery, diarrhea, and rheumatism in Northern Nigeria. There is no scientific evidence to support the antimalarial ac...

    Authors: Safiya Shehu Abdulkadir, Abubakar Ibrahim Jatau, Umar Sharif Abdussalam, Lawal Alhassan Bichi, Bilyaminu Abubakar and Sani Malami
    Citation: Bulletin of the National Research Centre 2022 46:223
  44. Probiotics are beneficial microorganisms that alter microbial flora to promote human and animal health by ameliorating the physiological and psychological hitches and distress. The aim of the study was to inve...

    Authors: Jimoh Abdulazeez, Muhammad Zainab and Aliyu Muhammad
    Citation: Bulletin of the National Research Centre 2022 46:221
  45. The conservation of natural populations of plants is very important for maintaining biological diversity. Lycium barbarum (goji berries) is classified as a very rare plant in the Egyptian flora. Goji berry is a f...

    Authors: Manal El-salato Ala El-naby Ahmed
    Citation: Bulletin of the National Research Centre 2022 46:220
  46. Periodontitis is a chronic inflammatory disease caused by interactions between bacterial infection and host response. Nutrition education plays an important role in preventing oral health diseases and related ...

    Authors: Mahsa Babaei, Jeanne Freeland-Graves, Prageet K. Sachdev and Gary J. Wright
    Citation: Bulletin of the National Research Centre 2022 46:219

Associated Society

New Content Item

National Research Centre

NRC Vision

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.

NRC Mission

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

Annual Journal Metrics

Speed
22 days to first decision for all manuscripts (Median)
45 days to first decision for reviewed manuscripts only (Median)

Usage 
658,061 downloads (2021)
237 Altmetric mentions (2021)

Egyptian Knowledge Bank (EKB) Journals

New Content Item (1)

Visit our collection of Egyptian journals.