أبحاث الأستاذ الدكتور/ عبد الرحمن بن محمد القرشي  

م	أسم البحث	سنة النشر
1	Bactericidal Activity of Psidium guajava Leaves Against Some Pathogenic Microbes	2016
2	Synergistic Effects of Honeys and Commonly Used Antibiotics on Gram Positive Bacteria	2015
3	Antibacterial Activities of Peganumharmala (Harmal) Seeds Against Pathogenic E. Coli strain	2015
4	Insulin Resistance and Anti-HCV Therapy Outcomes in Chronic HCV Patients in Najran, Saudi Arabia	2014
5	Tagging Horrible Titles to Persons with Special Needs	2014
6	The association of CagA-positive Helicobacter pylori serotype and atherosclerosis in Najran area, Saudi Arabia	2013
7	Sensitivity of bacterial isolates from mastitic She-camel (Camelus dromedaries) to antibiotics	2013
8	Puberty of crossbred male goat kids	2013
9	Mastitis incidence and bacterial causative agents isolated from lactating she-camel (Camelus dromedaries)	2013
10	Management of Postpartum Interval of Nubian goats with PGF2? and GnRH	2013
11	Influence of Season of Birth on Pubertal Characteristics of Male Goat Kids	2013
12	Disabled Future in the Kingdom of Saudi Arabia	2013
13	Antibacterial activity of Saudi honey against Gram negative bacteria	2013
14	Anthrax Threat A review of Clinical and Diagnostic Measures	2013
15	Some Epidemiological and Serological Studies on Hydatidosis in Najran Region	2012
16	Seroprevelence of Hepatitis E virus in human and animals in Southwestern Saudi Arabia	2012
17	Rotavirus and adenovirus in human and animals in Southwest of Saudi Arabia	2012
18	Inhibition of Bovine Rotavirus by Neomycin	2012
19	General Principles Of Infection Control	2012
20	In vitro ciprofloxacin resistance profiles among gram-negative bacteria isolated from clinical specimens in a teaching hospital	2010
21	Survey of opportunistic fungi in ocular infection in the Eastern Province of Saudi Arabia	2009
22	Medical Laboratory technology Curriculum changes in Saudi Arabia	2009
23	Zinc and magnesium levels in toxoplasmosis patients with and without liver cirrhosis versus cirrhosis	2009
24	Attitude of medical & allied medical science students about the assessment methods for the pre-clinical years in King Faisal University	2009
25	Profiles of airborne fungi in schools of Saudi Arabia in relation to the allergy problems and respiratory diseases	2007
26	Comparison of Antifungal Activity of Thymoquinone and Amphotericin B Against Fusarium solani in-vitro	2007
27	Anti-Fungal Activity of Thymoquinone and Amphotericine B Against Aspergillus Niger	2007
28	The prevalence of Methicillin resistant staphylococcus aureus in the eastern region of Saudi Arabia	2007
29	House Dust Mites and Allergic manifestations among some children in Dammam, KSA	2006
30	Examination of urine for Bacteria and Parasites among elder persons in the rural area, in Dammam district	2006
31	دراسة عن مدى تأثير التوعية والتثقيف الصحي على المعلومات والاتجاهات لدى منسوبات إدارة التربية والتعليم عن أضرار المخدرات والتدخين بالمنطقة الشرقية بالمملكة العربية السعودية	2006
32	Thymoquinone, An Active Principle of Nigella sativa, inhibited Fusarium solani	2005
33	Artidermatophyte activity of ether extract of Nigella sativa and its active principle, thymoquinone	2005
34	Antibiotic Susceptibility Patterns of Different Bacteria Isolated From Patients UIT Venttilator Associted Pneumonia (VAP).	2005
35	Antibiotic and Biocides resistance of mrsa isolated from icu in a teaching hospital in AL-khobar	2005
36	Thymoquinone, An Active Principle of Nigella sativa, inhibited Aspergillus niger	2003
37	The Use of Microparticles Enzyme Irnmunoassay in a I Seroepidemiological study of Toxoplasma gondii antibodies I in the Eastern Region of Saudi Arabia	2001
38	Seroepidemiological study of toxoplasmagondii infection in the human population inthe Eastern Region	2001
39	Evolution Of Metronidazole And Tetracycline Susceptibility Pattern In Helicobacter Pylori At A Hospital In Saudi Arabia	2001
40	Sero-Prevalence of Toxoplasmosis In Pregnant Mothers And New Born Infants In Eastern Province, Saudi Arabia	2001
41	Continuing Medical Education on Infectious Diseases A Saudi University Hospital Experience	2000
42	Evaluation Of Pcr, Culture And Serology For The Diagnosis Of Acute Human Brucellosis	2000
43	Diagnosis, Drug resistance of Mycobacterium tuberculosis in a university teaching hospital	1997
44	Methicillin Resistant Staphylococcuss aureus in king Fahad Hospital of the University, AL-khobar	1997
45	Susceptibility of some strains of enterococd and streptococci to antibiotics and biocides	1996
46	Antibiotic and Drug Resistant Enterococci Phd Summary	1994