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Prof. Youssif Hasanein Mohamed Shahin

Supervisor of the German Language Center ، Assiut University
Professor, Department of Dairy Science , Faculty of Agriculture, ِِAssiut University

C.V Details




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Current Address

:

Dairy Departmnet, Faculty of Agriculture, Assiut University-Assiut-Egypt

Office Tel.

:

072526

Home Tel.

:

0882333513

Mobile No.

:

01223278804

Fax No.

:

0881331384

E-Mail

:

yshahia@aun.edu.eg
prof.yshahin@yahoo.com

google scholar link

:

https://scholar.google.com.eg/citations?user=DZDCQTIAAAAJ&hl=ar
Educational Qualifications:
  • Ph. D., 1977
  • M. Sc. In Dairy, Agriculture, Assiut, 1966
  • B. Sc. In Dairy, Agriculture, Cairo, 1963
  • Professor, Department of Dairy Science , Faculty of Agriculture, ِِAssiut University, 2003
  • Professor, Department of Dairy Science , Faculty of Agriculture, ِِAssiut University, 1988
  • Associate Professor, Department of Dairy Science , Faculty of Agriculture, ِِAssiut University, 1982
  • Lecturer, Department of Dairy Science , Faculty of Agriculture, ِِAssiut University, 1978
  • Assistant Lecturer, Department of Dairy Science , Faculty of Agriculture, ِِAssiut University, 1972
  • Demonstrator, Department of Dairy Science , Faculty of Agriculture, ِِAssiut University, 1963

Current Position :

  • Supervisor of the German Language Center , since January 2011
  • Past Positions :

  • Dean, Faculty of Specific Education, Assiut University, from October 2001 to July 2003
  • Vice Dean for Education and Student Affairs, Faculty of Specific Education, Assiut University, from October 1998 to October 2001
  • Head, Department of Dairy Science , Faculty of Agriculture, Assiut University, from June 1998 to October 1998
  • Research fields:
    Dairy Chemistry and Technology

    Publications:

    1 - Shahin,Y., Mohran M. A., Tammam, A.A. and Ahmed, H.A., Evaluate the Chemical and Microbiological Quality of Manufactured Laban Rayeb, Assiut Journal of Agricultural Sciences , Faculty of Agriculture, Assiut University, 50, In press, March, 2019
    2 - Hanan, A. Ahmed ;Youssif, H. Shahin; Mohran M, A. ; and Adel A. Tammam, Chemical Composition and Microbiological quality of Laban Rayeb in Assuit City , J. of Food and Dairy Sciences , Mansoura University, 8 (11), 445-447, November, 2017
    3 - Hussein A. Abd El-Galil and Mohamed A. Mohran Dina M. Osman, Youssif H. Shahin, Chemical and Microbiological characteristics of Ras cheese collected from Assiut markets, Assiut J. Dairy Science, Assiut J. Dairy Science, 42(3), 2011
    4 - Y. H. Shahin M. A. Fahmy Asmaa H. Moneeb, Comparative study on the composition and the hygienic quality of some locally-made and imported cheeses, Assiut Journal of Agriculture Science , Faculty of Agriculture, Assiut University, 41(1), 42-58, http://www.aun.edu.eg/journal_files/215_J_9880.pdf, March, 2010
    Full text
    5 - Shahin, Y., Mohran, M.A., Essmat M. Ibrahim and Tammam, A.A., Acceleration of cheese ripening by addition of enzymes , 1st Conference of Young Scientists, Fac. of Agriculture, Assiut , April, 2007
    6 - Shahin, Y.,M. Haggagy (1996), .Chemical and flavor changes in the composition of long-life milk products during storage ,, in Press., 1996
    7 - Shahin, Y., Changes in free fatty acids contents of milk powders as a result of storage under different conditions, Assiut Journal of Agricultural Science. , Assiut Journal of Agricultural Science, 22, 3, , 97-103. , 1993
    8 - Shahin, Y., Lipolysis of canned UHT - milk Stored for long periods., Assiut Journal of Agricultural Sciences, , Assiut Journal of Agricultural Sciences, , 21,, 105-112. , 1992
    9 - Shahin, Y., Lipolysis and Proteolysis in UHT milks as affected by long storage., Accepted for publican in Assiut J. of Agricultural Science (1990), Assiut J. of Agricultural Science (1990), 1990
    10 - Shahin, Y., Free fatty acids in UHT milk as affected by packages and storage, Assiut J. Agricultural Sciences, , Assiut J. Agricultural Sciences, , 19, 1, : 155-163. , 1988
    11 - Shahin, Y., The relative distribution of free fatty acids in Buffaloe's milk fat as affected by yield of milk and fat, Assiut Agricultural Sciences, , Assiut Agricultural Sciences, , 19, 1, : 137-153. , 1988
    12 - Fayed, E.A., Y. Shahin and M. Hofi , Palm oil as butterfat substitute in Domiati cheese making, Assiut J. Agricultural Sciences, , Assiut J. Agricultural Sciences, , 19, 1, : 123-133. , 1988
    13 - Shahin, Y., A. E. Fayed and M .. Hofi , Detection of Domiati cheese adultration with palm oil, Assiut J. Agricultural Sciences, , Assiut J. Agricultural Sciences,, 19, 1, : 167-181. , 1988
    14 - Shahin, Y., Der Gehalt an freien Fettsauren in Buffelmilch während der Laktationsperiode. (Free fatty acids in Buffaloe's milk during the lactation period). , Deutsche Milchwirtschaft,, Deutsche Milchwirtschaft,, 7 :21, 0- 214 , 1988
    15 - Shahin, Y. and M.A. Fahmy. , Lipolysis and proteolysis in UHT treated recombined milk during storage., Egyptian J. Dairy Sciences, Egyptian J. Dairy Sciences, 16,2, 1988
    16 - Shahin, Y., Der Gehalt an freien Fettsäuren in Ziegenmilchfett während der Laktationsperiode (Free fatty acids composition of goats milk fat as affected by the lactation period). , Deutsche Milchwirtschaft, , Deutsche Milchwirtschaft, , 42:, 1537-1540. , 1987
    17 - Shahin Y.,L.F. Hamzawi and H.F. Haggag , Fatty acid composition of fat globule membrane neutral lipids from Egyptian buffalo, goat and cow's milk, Food Chemistry, , Food Chemistry, 24 , : 11-19. , 1987
    18 - Haggag, H.F., L.F. Hamzawi and Y. Shahin , Fatty acid composition of globule core lipid from Egyptian cow, buffalo and goat's milk., Egyptian J. Dairy Sci. , Egyptian J. Dairy Sci., 15, : 25-30. , 1987
    19 - Shahin, Y., Freien Fettsäuren in Milchfett in Abhängigkeit von der Fütterung (Free fatty acids contents of milk as affected by feeding concentrates and green fodder). , Deutsche Milchwirtschaft, Deutsche Milchwirtschaft, 40 : , 1448-1450., 1987
    20 - Haggag, H.F., Y. Shahin, N.A. Younes and F.M. Abo-EI-Naga , Composition of fatty acids in Ras cheese as affected by direct acidification., 1st Conf. Agric. Develop. Res, 1st Conf. Agric. Develop. Res, IV:, 19-27. , 1987
    21 - Shahin Y.and H.F. Haggag , The free fatty acids content in buffaloe 's milk as affected by mastitis, Assiut J. Agricultural Sciences, , Assiut J. Agricultural Sciences,, 18,4, : 335-341, 1987
    22 - Hamzawi, L.F. and Y. Shahin, Fatty acid composition of milk fat globule membrane phospholipids from various species, Milchwissenschaft, , Milchwissenschaft,, 41, 754-756., 1986
    23 - EI- Gendy, S.M., H. Abdel- Galil, Y. Shahin and F.Z. Hegazi, Acetoin and diacetyl production by homo- and heterofermentative lactic acid bacteria, Journal of food protection, Journal of food protection, 46 (5) , :420, 1983
    24 - EI-Gendy, S.M., H. Abdel-Galil, Y. Shahin and F.Z. Hegazi , Acetoin and diacetyl production by Lactobacillus casei subsp. pseudoplantarum. , Journal of food protection, Journal of food protection, 46 (6), 537, 1983
    25 - EI-Gendy, S.M., H. Abdel-Galil, Y. Shahin and F.Z. Hegazi , Acetoin and diacetyl formation by Streptococcus lactis subsp. diacetylactis DRC3, Journal of food protection. , Journal of food protection., 46 (7), : 601. , 1983
    26 - EI-Gendy, S.M., H. Abdel-Galil, Y. Shahin and F.Z. Hegazi , Acetoin and diacetyl production by Lactobacillus plantarum able to use citrate., Journal of food protection, , Journal of food protection, , 46 (6), : 503., 1983
    27 - EI-Gendy, S.M., H. Abdel-Galil, Y. Shahin and F.Z. Hegazi , Use of salt-tolerant lactic acid bacteria for manufacture of white pickled cheese (Domiati) ripened without salted whey in sealed polyethylene Pouches., Journal of food protection, , Journal of food protection, , 46 (4), : 335. , 1983
    28 - EI- Gendy, S.M., H. Abdel-Galil, Y. Shahin and F.Z. Hegazi , Characteristics of salt tolerant lactic acid bacteria in particular lactobacilli, leuconostocs and pediococci isolated from salted raw milk. , Journal of food Protection, , Journal of food Protection,, 46 (5): , 429. , 1983
    29 - Shahin Y., The free fatty acids in Butter as affected by ripening and salting., Egyptian J. Dairy Sciences, Egyptian J. Dairy Sciences, 10, 187-197, 1982
    30 - Shahin Y., Studies on the Calcium-paracaseinate-phosphate complex form Buffaloe's milk. 11- Effect of adding starter, Assiut Journal of Agricultural Sciences,, Assiut Journal of Agricultural Sciences,, 12 (6), 41, 1982
    31 - Renner, E. und Y. Shahin, Einfluss der Tiefkuhlung auf den Gehalt an freien Fettsauren in der Milch., XXI International Dairy Kongress, XXI International Dairy Kongress, 1(1), 263, 1982
    32 - Shahin Y. and M.A. Mohran , Free fatty acids in market Butter., Assiut Journal of Agricultural Sciences,, Assiut Journal of Agricultural Sciences,, 13, (1), 41. , 1982
    33 - Shahin Y., Fettsauren in Butter, Deustche Milchwirtschaft, Deustche Milchwirtschaft, 2:85, 1982
    34 - Shahin Y. and M.A. Mohran , Freie Fettsauren in Butter aus Kuh-und Buffelmilch., Die Molkerei-Zeitung, Welt der Milch, Die Molkerei-Zeitung, Welt der Milch, 36, (2): , 63, 1982
    35 - Mohran, M.A., M.R. Sayed and Y. Shahin, The effect of growth factors addition on the activity of the lactic acid bacteria starters, Assiut Journal of Agricultural Sciences, Assiut Journal of Agricultural Sciences, 13 (6), :3, 1982
    36 - Abdel-Galil H. and Y. Shahin , Effect of stage of lactation on some water- soluble constituents and the chemical composition of milk, Assiut Journal of Agricultural Sciences, Assiut University, 12 (2) , 11. , 1981
    37 - Shahin Y. and H. Abdel-Galil , Studies on the calcium - paracseinate - phosphate complex from Buffaloe's milk. 1- Effect of acid and salt. , Assiut Journal of Agricultural Sciences, Assiut Journal of Agricultural Sciences, 12(3), 3, 1981
    38 - Shahin Y. and H. Abdel-Galil , The Free Fatty acids of milk during the lactation period. 1- Cow's milk., Assiut Journal of Agricultural Sciences, Assiut Journal of Agricultural Sciences, 12(4), 37, 1981
    39 - Mohran M.A., Y. Shahin and H. Abdel-Galil , Electrophoretic aspects of cow's milk whey proteins., Assiut Journal of Agricultural Sciences, , Assiut Journal of Agricultural Sciences, , 12(4), 49, 1981
    40 - Mohran M.A.; H. Abdel-Galil and Y. Shahin , Separation, Identification and Characterization of cow's milk casein using disc electrophoresis., Assiut Journal of Agricultural Sciences, Assiut Journal of Agricultural Sciences, 12, (4):, 61, 1981
    41 - Renner, E. und Y. Shahin, Einfluss der Laktationsperiode auf den Gehalt der Milch an freien Fettsäuren, XX International Dairy Congress, Vol. E, 274, 1978
    42 - Abdel- Mottaleb Ali L. and Y. Shahin , Chemical changes accompanying bacterial lipolytic activity in Butter fat, Bulletin of Science and Technology, Assiut University, 10: 141, 1967
    43 - Shahin, Y. and Abdel-Mottaleb Ali L, Factors affecting milk lipases activity, Bulletin of Science and Technology, Assiut University, 10:155, 1967
    44 - Abdel- Mottaleb Ali L. and Y. Shahin, Lipolytic activity in derby cheese ripening, Bulletin of Science and Technology, Assiut University, 10: 179. , 1967

    Supervisions :

    1- Dina Mostafa Othman Ramadan, CHEMICAL CHANGES OCCURRING DURING THE RIPENING PERIOD OF RAS CHEESE AND THEIR RELATION TO THE CHEESE MAKING PROCESSES, Ph. D., 30 June 2012
    Supervisors : Hussein Abd El-galil Ahmed, Youssif Hasanein Shahin, Mohamed Attia Mohran
    2- Adel Ali Tammam , Chemical changes in Butterfat under several conditions of milk production, M. Sc, 6 February 1999
    Supervisors : Youssif Hasanein Shahin
    3- Dina Mostafa Osman, Chemical and Microbiological Comparative Studies on White Soft Cheese produced by Ultrafiltration and Some Classical Methods, M. Sc, 12 March 2003
    Supervisors : Youssif Hasanein Shahin
    4- Fakhria Zaki Hegazy, Characteristics and Use of Lactic Acid Bacteria for The Manufacture of Some Fermented Dairy Products, Ph. D., 15 April 1982
    Supervisors : Prof. Dr Youssif Hasanein Shahin
    5- Adel Ali Tammam , A Study on Aroma and Flavour Compounds in Some Types of Cheese, Ph. D., 6 May 2007
    Supervisors : Prof. Dr. Youssif Hasanein Shahin
    6- Asmaa Hosny Mohamad, Evaluation of Some Local and Imported Cheese and Fermented Dairy Products, M. Sc, 1 April 2010
    Supervisors : Prof. Dr. Youssif Hasanein Shahin
    7- Asmaa Hosny Mohammed Moneeb, Evaluation of Some Local and Imported Cheeses and Fermented Dairy Products, M. Sc, 7 July 2010
    Supervisors : أ.د. يوسف حسانين شاهين أ.د. محمد عبد العزيز فهمى
    8- Hanan Ali Ahmed Hassan, Analytical and Technological studies on Rayeb milk (Laban Rayeb) in Assiut city, M. Sc, 30 April 2018
    Supervisors : Prof. Dr. Yousef Hasanein Shahin Prof. Dr. Mohamed Atia Mohran Dr. Adel Ali Tammam

    Awards and Grants :

    1 - " " , 2003.
    Number of courses0 course