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1

Investigation of Chaotic Image Encryption in Spatial and FrFT Domains for Cybersecurity Applications

Faragallah, Osama S., Afifi, Ashraf, El-Shafai, Walid, El-sayed, Hala S., Naeem, Ensherah A., AlZain, Mohammed A., Al-Amri, Jehad F., Soh, Ben, El-Samie, Fathi E. Abd

Journal:

Year:

2020

Language:

english

File:

PDF, 7.62 MB

english, 2020

2

Efficiently Encrypting Color Images with Few Details based on RC6 and Different Operation Modes for Cybersecurity Applications

Faragallah, Osama S., Afifi, Ashraf, El-Shafai, Walid, El-sayed, Hala S., AlZain, Mohammed A., Al-Amri, Jehad F., El-Samie, Fathi E. Abd

Journal:

Year:

2020

File:

PDF, 1.68 MB

2020

3

Efficient and secure opto-cryptosystem for color images using 2D logistic-based fractional Fourier transform

Faragallah, Osama S., El-sayed, Hala S., Afifi, Ashraf, El-Shafai, Walid

Journal:

Optics and Lasers in Engineering

Year:

2021

File:

PDF, 4.53 MB

2021

4

Synthesis of Some New Pyridines, Thienopyridines and Pyrido[2,3:4′,5′]thieno[3′,2′-d]pyrimidin-8-ones from 2-Acetylbenzoimidazole.

Abu Zied A. Hassanien, El-Sayed I. Ibrahim, Mohamed E. Afifi

Journal:

Year:

2005

File:

PDF, 33 KB

2005

5

Effect of prometryne and indole-3-acetic acid on the chemical composition of yeast protein

F.A. Ahmed, S.A. El-Sayed, A.E. Basyony, A.S. Afify

Journal:

Year:

1994

Language:

english

File:

PDF, 278 KB

english, 1994

6

Thermal and X-ray analysis studies of UO3gel microspheres

A. S. Abdel-Halim, M. El-Sayed Ali, Y. K. Afifi, N. Afify

Journal:

Journal of Thermal Analysis and Calorimetry

Year:

1987

Language:

english

File:

PDF, 245 KB

english, 1987

7

Hyperphosphatemia among end-stage renal disease patients in developing countries: A forgotten issue?

Adel Afifi, Hesham El-Sayed, Maged El-Setouhi, Hayam Ahmed, Noha Khalifa

Journal:

Hemodialysis International

Year:

2005

Language:

english

File:

PDF, 113 KB

english, 2005

8

Separation and preconcentration of La from monazite, followed by determination using nondestructive γ-ray spectrometry

El-Afifi, M., Awwad, N. S., El-Sayed, A. A., Aly, H. F.

Journal:

Year:

2012

Language:

english

File:

PDF, 216 KB

english, 2012

9

Case control study to identify risk factors for acute hepatitis C virus infection in Egypt

Amr M Kandeel, Maha Talaat, Salma A Afifi, Nasr M El-Sayed, Moustafa A Abdel Fadeel, Rana A Hajjeh, Frank J Mahoney

Journal:

BMC Infectious Diseases

Year:

2012

Language:

english

File:

PDF, 177 KB

english, 2012

10

Exploiting the Nanoparticle Plasmon Effect: Observing Drug Delivery Dynamics in Single Cells via Raman/Fluorescence Imaging Spectroscopy

Kang, Bin, Afifi, Marwa M., Austin, Lauren A., El-Sayed, Mostafa A.

Journal:

Year:

2013

Language:

english

File:

PDF, 1.13 MB

english, 2013

11

XAV939: From a Small Inhibitor to a Potent Drug Bioconjugate When Delivered by Gold Nanoparticles

Afifi, Marwa M., Austin, Lauren A., Mackey, Megan A., El-Sayed, Mostafa A.

Journal:

Bioconjugate Chemistry

Year:

2014

Language:

english

File:

PDF, 2.23 MB

english, 2014

12

Agenesis of the Gallbladder with Primary Choledochal Stones

Afifi, El-Sayed M., Atef, Husseiny, Wael, Baidas

Journal:

Medical Principles and Practice

Year:

2006

Language:

english

File:

PDF, 150 KB

english, 2006

13

Effects of Hand Hygiene Campaigns on Incidence of Laboratory-confirmed Influenza and Absenteeism in Schoolchildren, Cairo, Egypt

Talaat, Maha, Afifi, Salma, Dueger, Erica, El-Ashry, Nagwa, Marfin, Anthony, Kandeel, Amr, Mohareb, Emad, El-Sayed, Nasr

Journal:

Emerging Infectious Diseases

Year:

2011

Language:

english

File:

PDF, 5.65 MB

english, 2011

14

The efficacy of hepatitis B vaccination program in upper Egypt: Flow cytometry and the evaluation of long term immunogenicity

Makhlouf, Nahed A., Farghaly, Ahlam M., Zaky, Saad, Rashed, Hebat-Alla G., Abu Faddan, Nagla H., Sayed, Douaa, El-Badawy, Omnia, Afifi, Noha, Hamza, Wafaa S., El-Sayed, Yousseria

Journal:

Journal of Medical Virology

Year:

2016

Language:

english

File:

PDF, 539 KB

english, 2016

15

Is Laparoscopic Cholecystectomy a Safe Procedure for Patients Receiving Anticoagulant Therapy?

Hasaniah, Wael Fathi, El-Sayed, Metwalli Afifi, Al-Sayer, Hilal, Juma, Talib Hashim, Al-Hadeedi, Sabah

Journal:

Medical Principles and Practice

Year:

2002

Language:

english

File:

PDF, 31 KB

english, 2002

16

SP3-32 Nutritional correlates of excess weight among adolescents

Afifi, Z., Hassan, H., El-Mahgoub, O., El-Sayed, A.

Journal:

Journal of Epidemiology & Community Health

Year:

2011

Language:

english

File:

PDF, 49 KB

english, 2011

17

Outcome of different treatment regimens used in newly diagnosed ITP pediatric patients

Haroun, Mervat El-Sayed, Afifi, Rasha Abd El-Raouf Abd El-Aziz, Habib, Nesreen Mostafa

Journal:

Egyptian Pediatric Association Gazette

Year:

2018

Language:

english

File:

PDF, 551 KB

english, 2018

18

A Rare Association Between Leukocyte Adhesion Deficiency Type I and Psoriasis in Humans

El-Sayed, Zeinab A, El-Ghoneimy, Dalia H, Abd-Allah, Heba, Afifi, Hanaa M

Journal:

Allergy Asthma and Immunology Research

Year:

2011

Language:

english

File:

PDF, 3.83 MB

english, 2011

19

Study of transition kinetics of Se80Te20−xInx chalcogenide glasses

Afify, Ibrahim Hasan, Abo-Ghazala, M. S., El-Zaidia, M. M., Farag, El-Sayed M.

Journal:

Indian Journal of Physics

Year:

2019

Language:

english

File:

PDF, 739 KB

english, 2019

20

Primary Cystic Duct Carcinoma

El-Sayed, M. Afifi, Juma, T.H.

Journal:

Medical Principles and Practice

Year:

1998

Language:

english

File:

PDF, 262 KB

english, 1998

21

Acute Diverticulitis: 5 Years Experience in a Teaching Hospital in Kuwait

Afifi El-Sayed, M., Juma, T.H., Al-Sayer, Hilal

Journal:

Medical Principles and Practice

Year:

1999

Language:

english

File:

PDF, 289 KB

english, 1999

22

Acute Diverticulitis: 5 Years Experience in a Teaching Hospital in Kuwait

Afifi El-Sayed, M., Juma, T.H., Al-Sayer, Hilal

Journal:

Medical Principles and Practice

Year:

1999

File:

PDF, 289 KB

1999

23

Primary Cystic Duct Carcinoma

El-Sayed, M. Afifi, Juma, T.H.

Journal:

Medical Principles and Practice

Year:

1998

File:

PDF, 262 KB

1998

24

Efficient HEVC Integrity Verification Scheme for Multimedia Cybersecurity Applications

Faragallah, Osama S., Afifi, Ashraf, El-sayed, Hala S., AlZain, Mohammed A., Al-Amri, Jehad F., Abd El-Samie, Fathi E., El-Shafai, Walid

Journal:

Year:

2020

File:

PDF, 3.81 MB

2020

25

Bailout procedures during percutaneous transluminal angioplasty of superficial femoral artery occlusive disease

Abd El-Mabood, El-Sayed Afifi, Elkashef, Omar Ahmed, Hosny, Ahmed Samir, Zaghloul, Hossam

Journal:

The Egyptian Journal of Radiology and Nuclear Medicine

Year:

2020

File:

PDF, 4.87 MB

2020

26

Universal COVID-19 screening of 4040 health care workers in a resource-limited setting: an Egyptian pilot model in a university with 12 public hospitals and medical centers

Mostafa, Aya, Kandil, Sahar, El-Sayed, Manal H, Girgis, Samia, Hafez, Hala, Yosef, Mostafa, Saber, Saly, Ezzelarab, Hoda, Ramadan, Marwa, Afifi, Iman, Hassan, Fatmaelzahra, Elsayed, Shaimaa, Reda, Ami

Journal:

International Journal of Epidemiology

Year:

2020

File:

PDF, 536 KB

2020