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  1. The medicinal plants have been used as alternative treatments for many diseases in many countries. Thus, the possibility of the alteration of some naturally relatively cheap sources into highly valuable produc...

    Authors: Asmaa R. Abd El-Hameid, Zakia A. Abo El-kheir, M. S. Abdel-Hady and Wafaa A. Helmy

    Citation: Bulletin of the National Research Centre 2020 44:28

    Content type: Research

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  2. There is a worldwide demand for phenolic compounds (PC) because they exhibit several biological activities. The present investigation deals with a comprehensive study on the biological activities of phenolic c...

    Authors: Engy M. Akl, Samira S. Mohamed, Ahmed I. Hashem and Fakhriya S. Taha

    Citation: Bulletin of the National Research Centre 2020 44:27

    Content type: Research

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  3. Carob (Ceratonia siliqua L.) is one of the important crops in terms of nutritional and medicinal value in the countries of Western Asia and North Africa. Despite the fact that some countries have used Carob in tr...

    Authors: Sawsan S. Sayed, A. M. M. Gabr, Mona A. Amin and Lobna S. Taha

    Citation: Bulletin of the National Research Centre 2020 44:26

    Content type: Research

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  4. Drought tolerance and grain quality are the main challenges in maize cultivation due to climatic changes and population growth. So, this study aims to evaluate the suitability of nixtamalized corn flour (NCF) ...

    Authors: Ahmed M. Hussein, Attia A. Yaseen, Ramadan M. Esmail and Ayman A. Mohammad

    Citation: Bulletin of the National Research Centre 2020 44:25

    Content type: Research

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  5. Continual application of herbicides for flaxleaf fleabane control readily results in the evolution of herbicide resistance. Flaxleaf fleabane has evolved resistance to different modes of action herbicides in m...

    Authors: Mohammed Hussein Minati, Christopher Preston and Jenna Malone

    Citation: Bulletin of the National Research Centre 2020 44:24

    Content type: Research

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  6. Water use efficiency (WUE) is becoming a decisive factor for agricultural expansion to face water shortage. To meet the needs of high population density in Egypt, we have to use modern irrigation systems and n...

    Authors: M. I. Ezzo, Ahmed S. Mohamed, Ahmed A. Glala and Said A. Saleh

    Citation: Bulletin of the National Research Centre 2020 44:23

    Content type: Research

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  7. Nowadays, electric vehicle development takes a great attention in vehicle industry and researches, due to demising supplies of fuel, less pollution, and developing many resources of generating electricity as r...

    Authors: Nady Ibrahim, Mohamed Abdelaziz, Maged Ghoneima and Sherif Hammad

    Citation: Bulletin of the National Research Centre 2020 44:22

    Content type: Research

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  8. The ability of a protein to accomplish distinct metabolic actions depends on its balance of amino acids, the digestibility to release the amino acids for absorption, and the availability of the absorbed amino ...

    Authors: E. A. A. Anyalogbu, E. N. Onyeike and P. C. Nweje-Anyalowu

    Citation: Bulletin of the National Research Centre 2020 44:21

    Content type: Research

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  9. Wheat is one of the most important food and strategic crops because it is the main food for most Egyptian people; the research aimed to analyze the structure of the Egyptian foreign trade for wheat by determin...

    Authors: Yehia Mohamed Metwally Khalil, Salah Said Abd El-Ghani and Tamer Gamal Ibrahim Mansour

    Citation: Bulletin of the National Research Centre 2020 44:20

    Content type: Research

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  10. The marble and granite industries in Egypt produce a vast amount of by-product slurry waste that could be used in green mortar production suitable for construction purposes. This research highlights the effect...

    Authors: Shereen K. Amin, Mostafa E. Allam, Gihan L. Garas and Hisham Ezz

    Citation: Bulletin of the National Research Centre 2020 44:19

    Content type: Research

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  11. Melatonin, an indoleamine compound, has the ability to regulate a lot of physiological and biochemical processes under different environmental stresses such as drought stress.

    Authors: Mervat Sh. Sadak, Aboelfetoh M. Abdalla, Ebtihal M. Abd Elhamid and M. I. Ezzo

    Citation: Bulletin of the National Research Centre 2020 44:18

    Content type: Research

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  12. It is well known that legume and other crops such as pea, faba bean, lentil, chick pea, and several other crops are susceptible to Orobanche crenata (broomrape) infestation. There is a direct relationship between...

    Authors: Salah El-Din Abd El-Ghany Ahmed, Nadia Khalil Messiha, Raafat Ragheb El-Masry and Mahmoud Ahmed Touny El-Dabaa

    Citation: Bulletin of the National Research Centre 2020 44:17

    Content type: Research

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  13. The lack of adequate data on the oral health status among the Egyptians is a challenging barrier for the assessment and improvement of oral health needs.

    Authors: Amani Moussa, Eman Ibrahim, Ahmed Esmat, Sherihan Eissa and Magda Ramzy

    Citation: Bulletin of the National Research Centre 2020 44:16

    Content type: Research

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  14. Poultry bacterial pathogens are mainly controlled by using high-cost sanitary measures and medical treatment. However, the drug-resistant strains of pathogens continuously emerge, and medical treatments are of...

    Authors: Nagwa S. Rabie and Zeinab M. S. Amin Girh

    Citation: Bulletin of the National Research Centre 2020 44:15

    Content type: Review

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  15. This study was carried out during two successive 2016 and 2017 seasons in the postharvest laboratory of the Agricultural Development System (ADS) project in the Faculty of Agric, Cairo University, Giza Governo...

    Authors: S. F. EL-Gioushy and M. H. M. Baiea

    Citation: Bulletin of the National Research Centre 2020 44:14

    Content type: Research

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  16. After publication of the original article (Hamzawy et al. 2019), we were notified that.

    Authors: Esmat M. A. Hamzawy, Samya I. El-Sherbiny and Abdullah M. Saber

    Citation: Bulletin of the National Research Centre 2020 44:13

    Content type: Correction

    Published on:

    The original article was published in Bulletin of the National Research Centre 2019 43:191

  17. Due to versatility in reaction catalyzed by peroxidases, they have potential applications in different areas in the health sciences, food industry, and diagnostic purposes. Therefore, the aim of this study is ...

    Authors: Mohamed I. El-Khonezy, Ahmed M. Abd-Elaziz, Mahmoud F. Dondeti, Afaf S. Fahmy and Saleh A. Mohamed

    Citation: Bulletin of the National Research Centre 2020 44:11

    Content type: Research

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  18. After publication of the original article (Youssef et al., 2019), we were notified that the corresponding author’s family name has been erroneously spelled. It should be corrected from Yousef to Youssef.

    Authors: Nora M. Youssef, Shimaa A. Shaaban, Zenna Fawzia Ghareeb and Lobna S. Taha

    Citation: Bulletin of the National Research Centre 2020 44:10

    Content type: Correction

    Published on:

    The original article was published in Bulletin of the National Research Centre 2019 43:211

  19. Garlic (Allium sativum L.) has been used as a medicine throughout ancient and modern history; it has been taken to prevent and treat a wide range of conditions and diseases. In Bangladesh, the demand for garlic i...

    Authors: Md. Abu Sayem Jiku, Md. Alimuzzaman, Ashutus Singha, Md. Arifur Rahaman, Ratan Kumar Ganapati, Md. Ashraful Alam and Shata Rupa Sinha

    Citation: Bulletin of the National Research Centre 2020 44:9

    Content type: Research

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  20. Trait selection for rice production under submergence stress and its effective investigation are important for sustainable improvement. Gene action is a principle, measures allelic interactions for traits that...

    Authors: Ratan Kumar Ganapati, Md Golam Rasul, Umakanta Sarker, Ashutus Singha and Muhiuddin Faruquee

    Citation: Bulletin of the National Research Centre 2020 44:8

    Content type: Research

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  21. An emerging field of research is examining the association of infectious and environmental pathogens with type 2 diabetes mellitus (T2DM). An understudied pathogen of interest is the protozoan parasite Toxoplasma...

    Authors: Aus Molan, Kazunori Nosaka, Michael Hunter and Wei Wang

    Citation: Bulletin of the National Research Centre 2020 44:7

    Content type: Review

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  22. Biodiesel is expected to play a key role in the development of a sustainable, economical, and environmentally safe source of energy. The third generation of biodiesel is derived from microalgae and cyanobacter...

    Authors: Samar A. El-Mekkawi, N. N. El-Ibiari, Ola A. El-Ardy, Nabil M. Abdelmonem, Ahmed H. Elahwany, Magdi F. Abadir and Ibrahim M. Ismail

    Citation: Bulletin of the National Research Centre 2020 44:6

    Content type: Research

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  23. Actinobacteria is as a group of advanced filamentous bacteria. Rare Actinobacteria are of special interest as they are rarely isolated from the environments. They are a major source of important bioactive compoun...

    Authors: Dina H. Amin, Nagwa A. Abdallah, Assem Abolmaaty, Sahar Tolba and Elizabeth M. H. Wellington

    Citation: Bulletin of the National Research Centre 2020 44:5

    Content type: Review

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  24. Orobanche crenata is an obligate root parasite belonging to Orbanchaceae. Broomrape causes great damage to the faba bean. Several attempts were applied for controlling parasitic weeds. So, the aim of this work is...

    Authors: Mahmoud Ahmed Touny El-Dabaa and Hassan Abd-El-Khair

    Citation: Bulletin of the National Research Centre 2020 44:4

    Content type: Research

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  25. Moringa oleifera L. (moringa) is a promising plant for nutritionally and medicinally uses. The influence of laser radiation on moringa seeds (dry and wetted) was investigated, using helium–neon (He–Ne) laser sour...

    Authors: Samira A. Osman and Walaa A. Rayan

    Citation: Bulletin of the National Research Centre 2020 44:3

    Content type: Research

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  26. The main etiological agent for dental caries is Streptococcus mutans bacterial strain. Recently, metallic nanoparticles and diode laser have been introduced as a new method in bacterial decontamination. Nanoparti...

    Authors: Doaa M. Sadony and Hanan El-sayed Abozaid

    Citation: Bulletin of the National Research Centre 2019 44:2

    Content type: Research

    Published on:

  27. Shortage of water is a major problem facing Egypt; thus, it becomes necessary to use non-traditional sources of water such as saline water in irrigation. Overcoming the adverse effects of saline water and enha...

    Authors: Mervat Sh. Sadak, Asmaa R. Abd El-Hameid, Faten S. A. Zaki, Mona G. Dawood and Mohamed E. El-Awadi

    Citation: Bulletin of the National Research Centre 2019 44:1

    Content type: Research

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  28. Moringa oleifera is rich in various active phyto-constituents (tannins, sterols, terpenoids, flavonoids, saponins, anthraquinones, alkaloids, and vitamins) in addition to different minerals in its leaves and seed...

    Authors: Wafaa G. Shousha, Wael M. Aboulthana, Alaa H. Salama, Mahmoud H. Saleh and Ehab A. Essawy

    Citation: Bulletin of the National Research Centre 2019 43:212

    Content type: Research

    Published on:

  29. Lily is one of the most important commercial cut flower species and one of the three major bulb crops in the commercial market. The aim was to assess and establish a suitable protocol for increasing the number...

    Authors: Nora M. Youssef, Shimaa A. Shaaban, Zenna Fawzia Ghareeb and Lobna S. Taha

    Citation: Bulletin of the National Research Centre 2019 43:211

    Content type: Research

    Published on:

    The Correction to this article has been published in Bulletin of the National Research Centre 2020 44:10

  30. Adipose tissue is a type of connective tissue composed of adipocytes. Recently, this tissue has been recognized as a major endocrine organ. The physiological process of fat loss occurs when fats are liberated ...

    Authors: Salwa Refat El-Zayat, Hiba Sibaii and Karima A. El-Shamy

    Citation: Bulletin of the National Research Centre 2019 43:208

    Content type: Review

    Published on:

  31. Staphylococcus aureus has a major role in different types of eye infections as conjunctivitis, keratitis, and endophthalmitis. Methicillin-resistant Staphylococcus aureus (MRSA) was almost restricted to hospitals...

    Authors: Maha G. Haggag, Amal E. Aboelnour and Mai Al-Kaffas

    Citation: Bulletin of the National Research Centre 2019 43:207

    Content type: Research

    Published on:

  32. Callosobruchus maculatus and C. chinensis (Coleoptera: Tenebrionidae) are dangerous insects to stored grains. They are controlled by chemical insecticides, which cause a lot of harmful diseases and pollute the en...

    Authors: Magda Mahmoud Amin Sabbour

    Citation: Bulletin of the National Research Centre 2019 43:206

    Content type: Research

    Published on:

  33. This experiment was carried out during 2015 and 2016 seasons to investigate the effect of strand thinning treatments by removing 15 and 30% of the total number of strands from the bunch center after 8 weeks fr...

    Authors: A. R. Moustafa, N. Abdel-Hamid, A. Abd El-Hamid, M. R. El-Sonbaty and S. K. M. Abd El-Naby

    Citation: Bulletin of the National Research Centre 2019 43:204

    Content type: Research

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  34. Forty phosphate solubilizing bacterial (PSB) isolates were isolated from the root zone of wheat plants cultivated in the Delta and the Northwestern coast regions of Egypt. All isolates proofed their ability to...

    Authors: Abdallah E. Mohamed, Maher Georg Nessim, Islam Ibrahim Abou-el-seoud, Khaled Mohamed Darwish and Abdelaal Shamseldin

    Citation: Bulletin of the National Research Centre 2019 43:203

    Content type: Research

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  35. Cotton bollworms such as Pectinophora gossypiella and Earias insulana are serious pests which destroy the cotton plant, and Bracon brevicornis is a parasitoid which attacked the larvae of bollworms.

    Authors: Mervat A. Kandil and Hemat Z. Moustafa

    Citation: Bulletin of the National Research Centre 2019 43:202

    Content type: Research

    Published on:

  36. Globe artichoke Cynara scolymus L. is an important vegetable crop. Poor crop stand due to the low ratio of stumps surviving is the common problem which occurs with using vegetative parts. The current study evalua...

    Authors: M. I. Ezzo, Said A. Saleh, Saied K. M. Abd El-Naby and Ramadan K. M. Khalifa

    Citation: Bulletin of the National Research Centre 2019 43:201

    Content type: Research

    Published on:

  37. This study was conducted to estimate Fusarium head blight (FHB) and crown rot (FCR) disease incidence on wheat and their interaction with cultural methods (cultivar types, planting time, seed rate, crop rotation,...

    Authors: Mohammed Hussein Minati and Mohaned Khalaf Mohammed-Ameen

    Citation: Bulletin of the National Research Centre 2019 43:200

    Content type: Research

    Published on:

  38. Maize is one of the important cereal food crops in the world. High temperature stress causes adverse influence on plant growth. When plants are exposed to high temperatures, they produce heat shock proteins (H...

    Authors: Mahmoud Hussien Abou-Deif, Mohamed Abdel-Salam Rashed, Kamal Mohamed Khalil and Fatma El-Sayed Mahmoud

    Citation: Bulletin of the National Research Centre 2019 43:199

    Content type: Research

    Published on:

  39. This study was conducted to evaluate the marginal bone height changes around dental implants in mandibular implant-retained complete acrylic overdentures using cone beam computed tomography (CBCT) with impleme...

    Authors: Eman Mostafa Ahmed Ibraheem, Hoda Gaafar Hassan Hammad and Ahmed Mostafa Esmat El-Sisy

    Citation: Bulletin of the National Research Centre 2019 43:198

    Content type: Research

    Published on:

  40. The aim of this study was to compare the cleaning ability of rotary NiTi systems with different kinematics: ProTaper Next (PTN) (continuous rotation motion), WaveOne Gold (WOG) (reciprocating motion), and Twis...

    Authors: Amira Galal Ismail, Mohamed Mokhtar Nagy and Manar Galal

    Citation: Bulletin of the National Research Centre 2019 43:197

    Content type: Research

    Published on:

  41. The benefit of hysteroscopy could extend beyond the treatment of intrauterine abnormalities. Irrigation of the cavity with saline may have a beneficial effect on implantation and pregnancy rates, since saline ...

    Authors: Emad Al-Temamy, Fahd El-Omda, Sameh Salama, Sondos Salem, Mazen Abd ElRasheed and Sherif Ammar

    Citation: Bulletin of the National Research Centre 2019 43:196

    Content type: Research

    Published on:

  42. The objective of this study was to determine the impacts arising from the substitution of prickly pear fruits (Opuntia ficus indica) peels at different levels (0, 5, 10, and 15%) with yellow corn grain in broi...

    Authors: Sherif E. A. Badr, Mohamed Saleh Abdel Fattah and Ahmed Salah Elsaid

    Citation: Bulletin of the National Research Centre 2019 43:195

    Content type: Research

    Published on:

  43. The objective of this study was to assess the bending and torsional properties of two nickel-titanium endodontic files with equivalent sizes and various designs and alloys using finite element analysis, ProTap...

    Authors: Amira Galal Ismail, Mohamed Hussein Abdelfattah Zaazou, Manar Galal, Nada Omar Mostafa Kamel and Mohamed Abdulla Nassar

    Citation: Bulletin of the National Research Centre 2019 43:194

    Content type: Research

    Published on:

  44. Allelopathy is an alternative safe strategy for chemical herbicides in controlling weeds. So, two successive greenhouse experiments were conducted to determine the phytotoxicity of pea seed powder on two weeds...

    Authors: Kowthar Gad El-Rokiek, Samia Amin Saad El-Din, Mona Adel El-Wakeel, Mohammad El-Sayed El-Awadi and Mona Gergis Dawood

    Citation: Bulletin of the National Research Centre 2019 43:193

    Content type: Research

    Published on:

  45. Agriculture by-products are considered a great potential value for utilization by ruminants as well as rabbits. They usually can be the maintenance and part of the production requirements. However, in developi...

    Authors: Hamed A. A. Omer, Sawsan M. Ahmed, Roshdy I. El-Kady, Aly A. El-Shahat, Mahmoud Y. El-Ayek, Walid S. El-Nattat and Ashraf A. A. Morad

    Citation: Bulletin of the National Research Centre 2019 43:192

    Content type: Research

    Published on:

  46. Lead-containing glass wastes from crystal factories have environmentally harmful problems. In the current work, the reduction and the feasibility of recycling of such waste through the preparation of glass in ...

    Authors: Esmat M. A. Hamzawy, Samya I. El-Sherbiny and Abdullah M. Saber

    Citation: Bulletin of the National Research Centre 2019 43:191

    Content type: Research

    Published on:

    The Correction to this article has been published in Bulletin of the National Research Centre 2020 44:13

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