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  1. Gerga district contains different activities, urban, agriculture, and industry, which can impact adversely on the soil quality. Sixteen samples of the agricultural soil (0–30-cm depth) were collected to invest...

    Authors: Ibrahim Said, Salman A. Salman and Ahmed A. Elnazer
    Citation: Bulletin of the National Research Centre 2019 43:43
  2. Soil pollution negatively impacts on food safety and human health. The main aim of this work is to determine the As, Cd, Cr, Cu, and Pb concentrations in Orabi farms, El Obour city, Egypt. The contamination of...

    Authors: Salman A. Salman, Salah A. M. Zeid, El-Montser M. Seleem and Mahmoud A. Abdel-Hafiz
    Citation: Bulletin of the National Research Centre 2019 43:42
  3. The geochemical investigation of agricultural soil is a great demand because of its help in the characterization of soil and its suitability for cultivation. The urbanization, cultivation, and industrial activ...

    Authors: E. A. Abou El-Anwar, H. S. Mekky, W. Abdel Wahab, A. S. Asmoay, A. A. Elnazer and S. A. Salman
    Citation: Bulletin of the National Research Centre 2019 43:41
  4. Genome-wide association studies have identified novel genes related to coronary artery disease (CAD). These studies have been replicated in distinct ethnic populations, returning inconsistent results. Our work...

    Authors: Rasha Nazih Yousef, Solaf Ahmed Kamel, Nehal Salah Hasan, Mona Awad, Hesham Gamal, Nevine Ibrahim Musa and Mona Hamed Farag
    Citation: Bulletin of the National Research Centre 2019 43:40
  5. Vitamin D deficiency was hypothesized to increase the risk of respiratory infections and asthma exacerbation through a reduced production of cathelicidin, a multifunctional anti-microbial peptide essential for...

    Authors: Hanan M. Hamed, Ayat A. Motawie, Amany M. Abd Al-Aziz, Amal A. Abou El-Ezz, Mona A. M. Awad and Rasha Nazih Yousef
    Citation: Bulletin of the National Research Centre 2019 43:39
  6. The use of nanotechnology can ensure food security via improving crop production. Nanoparticles have the ability to enhance growth and yield of different plants such as fenugreek (Trigonella foenum-graecum) (Faba...

    Authors: Mervat Sh Sadak
    Citation: Bulletin of the National Research Centre 2019 43:38
  7. Orobanche crenata (Broomrape) is an obligate root parasitic weed belonging to Orobanchaceae. It causes a great damage to legume crops. Many attempts have been done in order to control this parasitic weed. So, the...

    Authors: Mahmoud Ahmed Touny El-Dabaa, Salah Abd-Elghany Ahmed, Nadia Khalil Messiha and Rafat Ragheb El-Masry
    Citation: Bulletin of the National Research Centre 2019 43:37
  8. Carcinoids at atypical sites are rare and mostly asymptomatic. In the majority, they show normal levels of serotonin and its metabolites in plasma and urine, resulting in a relatively late diagnosis and hence ...

    Authors: Karim G. Moustafa and Gamal M. Saied
    Citation: Bulletin of the National Research Centre 2019 43:36
  9. Empirical antibiotic treatment is a common practice to manage chronic dacryocystitis in many healthcare settings in spite of the probability for changing in the types of microbial isolates.

    Authors: Sahar Negm, Amal Aboelnour, Tarek Saleh, Mohamed Yasser and Olfat Hassanin
    Citation: Bulletin of the National Research Centre 2019 43:35
  10. For the sake of environmental safety, many sulfur formulations were recommended in many Integrated Pest Management (IPM) programs to protect, particularly, edible vegetables and fruit trees from insect and mit...

    Authors: Mohamed Ahmed Gesraha and Amany Ramadan Ebeid
    Citation: Bulletin of the National Research Centre 2019 43:34
  11. A set of Makrofol DE 1-1 polymeric samples was irradiated to different gamma doses. The dielectric response of irradiated polymers was investigated at a wide range of frequencies at room temperature. The modif...

    Authors: Y. S. Rammah, S. E. Ibrahim and E. M. Awad
    Citation: Bulletin of the National Research Centre 2019 43:32
  12. Two field experiments were carried out during the two successive winter seasons of 2012–2013 and 2013–2014 in Research and Production Station, National Research Centre, Al-Nubaria District, Al-Behaira Governor...

    Authors: Manal F. Mohamed, Alice T. Thalooth, Tarek A. Elewa and Amal G. Ahmed
    Citation: Bulletin of the National Research Centre 2019 43:31
  13. The lack of information about the Egyptian soil needs more attention, especially mineralogical, petrographical studies, and quality data. Thus, the aim of this study was to evaluate the physicochemical paramet...

    Authors: E. A. Abou El-Anwar, H. S. Mekky, S. A. Salman, A. A. Elnazer, W. Abdel Wahab and A. S. Asmoay
    Citation: Bulletin of the National Research Centre 2019 43:30

    The Correction to this article has been published in Bulletin of the National Research Centre 2019 43:49

  14. Two field experiments were conducted at the Research and Production Station, National Research Centre, El-Nubaria Province, El-Behira Governorate, Egypt, during the two successive winter seasons of 2014/2015 a...

    Authors: Mona Gergis Dawood, Yasser Refaai Abdel-Baky, Mohamed El-Sayed El-Awadi and Gehan Shaker Bakhoum
    Citation: Bulletin of the National Research Centre 2019 43:28
  15. White rot, a garlic disease caused by the soil-borne fungus Stromatinia cepivora (Berk.) Whetzel, is a serious problem of garlic productions in Egypt. This study examines the potential of controlling the disease ...

    Authors: I. E. Elshahawy, Nehal Saied, F. Abd-El-Kareem and A. Morsy
    Citation: Bulletin of the National Research Centre 2019 43:27
  16. Banana contains important nutrients, which could be recycled into useful materials to be reused in different purposes. Extraction of mixed nano bio stimulant fertilizer from banana peels is the main purpose of...

    Authors: H S Hussein, H H Shaarawy, Nabila H Hussien and S I Hawash
    Citation: Bulletin of the National Research Centre 2019 43:26
  17. Reliable measurement of DNA concentration and purity is important for almost all molecular genetics studies. Different plant species have varying levels of polysaccharides, polyphenols, and other secondary met...

    Authors: Nadia Aboul-Ftooh Aboul-Maaty and Hanaa Abdel-Sadek Oraby
    Citation: Bulletin of the National Research Centre 2019 43:25
  18. Retention is an important parameter in the success of the prosthodontic treatment. Retention depends upon numerous factors such as physical, physiological, psychological, mechanical, and surgical factors. Dent...

    Authors: Eman Mostafa Ahmed Ibraheem and Ahmed Mostafa Esmat El-sisy
    Citation: Bulletin of the National Research Centre 2019 43:24
  19. Many studies mentioned that using medicinal herbs and plants as feed additives to ruminants seems to be a recent trend depending on the availability and their cost but using them with monogastric animals and b...

    Authors: Hamed A. A. Omer, Sawsan M. Ahmed, Soha S. Abdel-Magid, Gamal M. H. El-Mallah, Adel A. Bakr and Magda M. Abdel Fattah
    Citation: Bulletin of the National Research Centre 2019 43:23
  20. In the industry, acid and alkali are used to hydrolyze lignocellulosic materials into cellulose and lignin. The cellulose is to be used in several industries such as the production of bioethanol, in the sugar ...

    Authors: Engy Mohamed Akl, Fakhriya Said Taha, Samira Saied Mohamed, Suzanne Mohamed Wagdy and Samy Mohamed Abdel Hamid
    Citation: Bulletin of the National Research Centre 2019 43:21
  21. Toxoplasmosis is probably one of the most common parasitic infections of humans. While infection of healthy adults is usually relatively mild, serious disease can result in utero or when the host is immuno-com...

    Authors: Hala M. Khattab, Safeya O. El Bassiouni, Manal H. Abuelela and Dalia O. Abd Elsalam
    Citation: Bulletin of the National Research Centre 2019 43:20
  22. Damping-off and root rot/wilt diseases caused by the soil-borne fungi Fusarium solani and F. oxysporum are a serious problem of dry bean productions in Egypt. This study examines the potential of controlling thes...

    Authors: H. Abd-El-Khair, I. E. Elshahawy and H. E. Karima Haggag
    Citation: Bulletin of the National Research Centre 2019 43:19
  23. The possession of immense activities of the silver nanoparticles, due to which they have played an anomalous role in the various fields of bioscience, is of big concern of study in the recent era. So, the main...

    Authors: Shah Khalid, Shah Abdul Majid and Mir Ajaz Akram
    Citation: Bulletin of the National Research Centre 2019 43:18
  24. This filed work was conducted to describe the morphological features of Shami goats in subtropical areas in Egypt. The study covered Southern Sinai and Noubaria districts in Egypt. Data were collected from 30 ...

    Authors: Abd-Allah, S, H. H. Abd-El Rahman, M. M. Shoukry, M. I. Mohamed, Fatma M. Salman and A. A. Abedo
    Citation: Bulletin of the National Research Centre 2019 43:17
  25. Biodiesel is a type of renewable energy, an ideal substitute for petroleum diesel fuel. The present study concerns about optimization of culture conditions for biodiesel production by Penicillium commune NRC2016.

    Authors: Sayeda A. Abdelhamid, Azhar A. Hussein, Mohsen S. Asker, Osama H. El Sayed and Saher S. Mohamed
    Citation: Bulletin of the National Research Centre 2019 43:15
  26. Kima company is located east of the river Nile, 2.5 km south of Aswan City. The Quaternary sands and gravels represent the main groundwater aquifer in the area. It is mainly recharged from the river Nile seepa...

    Authors: Abd El-Hay A. Farrag, Hanaa A. Megahed and Mahmoud H. Darwish
    Citation: Bulletin of the National Research Centre 2019 43:14
  27. Outbreaks of post-cataract surgery endophthalmitis are often due to infection with Gram-negative organisms including Pseudomonas aeruginosa, which usually has poor visual prognosis due to its virulence factors an...

    Authors: Amal Abo Elnour, Sahar Negm, Ahmed Ismail and Mostafa A. Elhusseiny
    Citation: Bulletin of the National Research Centre 2019 43:13
  28. Phosphorus is one of the essential nutrients required for plant growth. Although it is moderately available in nature, it is a deficient nutrient in most soils especially calcareous soils. Phosphate rock (PR) ...

    Authors: Farid Hellal, Saied El-Sayed, Raafat Zewainy and Ahmad Amer
    Citation: Bulletin of the National Research Centre 2019 43:11
  29. Biomass produced as a byproduct from the β-mannanase production process by Aspergillus tamarii NRC 3was evaluated as a biosorbent for the removal and recovery of some heavy metal ions.

    Authors: Abdelnaby Mahmoud Saad, Moataza Mahmoud Saad, Nevin Ahmed Ibrahim, Doaa El-Hadedy, Eman Ibrahim Ibrahim, Al Zahraa Karam El-Din and Helmy Mohamed Hassan
    Citation: Bulletin of the National Research Centre 2019 43:10
  30. The purpose of this study is to evaluate the effect of green synthesized silver nanoparticles on post-harvest physiology of cut flower in relation to improvement of its vase life as well as keeping quality of ...

    Authors: Tilak Raj Maity, Aveek Samanta, Babita Saha and Siraj Datta
    Citation: Bulletin of the National Research Centre 2019 43:9
  31. Statistics on cancer incidence and mortalities indicate that this disease still has a fatal outcome for a majority of patients due to non-sufficient treatment. The options available for cancer treatment includ...

    Authors: Ahmed R. Hamed, Nahla S. Abdel-Azim, Khaled A. Shams and Faiza M. Hammouda
    Citation: Bulletin of the National Research Centre 2019 43:8
  32. Egypt is experiencing a revival of the strawberry cultivation backed by its Mediterranean climate, fertile soils, and geographic location which support high production and profitability of such a specialty cro...

    Authors: Mahfouz M. M. Abd-Elgawad
    Citation: Bulletin of the National Research Centre 2019 43:7
  33. The European corn borer, Ostrinia nubilalis (Hüb.) (Lepidoptera: Crambidae), is an important pest that disturbs the economic yield of Egyptian crops especially the corn plant.

    Authors: Amany Ramadan Ebeid
    Citation: Bulletin of the National Research Centre 2019 43:6
  34. For scavenging reactive oxygen species, plant possess effective system that protect them from destructive oxidative reaction. Parts of this system as osmoprotectants and antioxidative enzymes are key elements ...

    Authors: Mervat Shamoon Sadak, Hala Mohammed Safwat El-Bassiouny and Mona Gergis Dawood
    Citation: Bulletin of the National Research Centre 2019 43:5
  35. Honey is a natural sweetener that is derived from the nectar, pollen, and resin of plants. It has been used as a folk medicine for decades. In addition to being an excellent therapeutic agent, honey possesses ...

    Authors: Fatima Ibrahim Jibril, Abu Bakar Mohd Hilmi and Lavaniya Manivannan
    Citation: Bulletin of the National Research Centre 2019 43:4
  36. Eustoma grandiflorum is a new floral crop for the international flowers market, moderately cold-tolerant annual or biennial plant. A large number of seedlings can be produced by seed propagation but the quality i...

    Authors: Abou-Dahab M. Abou-Dahab, Tarek A. Mohammed, Amaal A. Heikal, Lobna S. Taha, Ahmed M. M. Gabr, Sami A. Metwally and Awatef I. R. Ali
    Citation: Bulletin of the National Research Centre 2019 43:3
  37. Two field experiments were carried out at the Research and Production Station of the National Research Centre, Nubaria region, Behira Governorate, Egypt, during two winter seasons of 2014/2015 and 2015/2016. T...

    Authors: Y. R. Abdel-Baky, H. F. Abouziena, A. A. Amin, M. Rashad El-Sh and A. M. Abd El-Sttar
    Citation: Bulletin of the National Research Centre 2019 43:2
  38. Due to the increased economic and social benefits of the strawberry crop yield in Egypt, more attention has been paid to control its pests and diseases. Leaf blight, caused by the fungus Phomopsis obscurans, is o...

    Authors: Farid Abd-El-Kareem, Ibrahim E. Elshahawy and Mahfouz M. M. Abd-Elgawad
    Citation: Bulletin of the National Research Centre 2019 43:1
  39. In Egypt, like other developing countries, goats are prime resources of meat. So, selection of goats for superior growth rate is advantageous. Growth hormone (GH) is the main regulator of animal growth, and en...

    Authors: Karima Fathy Mahrous, Sekena H. Abdel-Aziem, Mohamed A. M. Abdel-Hafez, Mohamed Abdel-Mordy and Hossam E. Rushdi
    Citation: Bulletin of the National Research Centre 2018 42:35
  40. The possibility of culturing Parmentiera cereifera in vitro was tested. Shoot tips and lateral buds were cultured in three media that were based on Murashige and Skoog (MS) but supplemented with different types a...

    Authors: Adel Ahmed Elshafei and Naglaa Mohamed Esmaiel
    Citation: Bulletin of the National Research Centre 2018 42:33
  41. Fungi were grown elsewhere in the soil, water, and food, and fungi cause many of the problems during growth on food in stores. This study investigated the occurrence and frequency of fungi in four governorates...

    Authors: Hamid Moh Algabr, Amin Alwaseai, M. A. Alzumir, A. A. Hassen and S. A. Taresh
    Citation: Bulletin of the National Research Centre 2018 42:32
  42. Amylases are among the most important enzymes which are of great significance for biotechnology and have almost completely replaced chemical hydrolysis of starch in the starch processing industry. The present ...

    Authors: Eman A. Elmansy, Mohsen S. Asker, Ebtsam M. El-Kady, Saadia M. Hassanein and Fawkia M. El-Beih
    Citation: Bulletin of the National Research Centre 2018 42:31
  43. The aim of the current study based on the production and characterization of exopolysaccharides (EPSs) isolated from marine sediment of the Mediterranean and Red Seas is to study its cytotoxic activity against...

    Authors: Mohsen S. Asker, Osama H. El Sayed, Manal G. Mahmoud, Shaymaa M. Yahya, Sahar S. Mohamed, Manal S. Selim, Mohamed S. El Awady, Salma M. Abdelnasser and Mostafa M. Abo Elsoud
    Citation: Bulletin of the National Research Centre 2018 42:30

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