Skip to main page content
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.

Https

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

Access keys NCBI Homepage MyNCBI Homepage Main Content Main Navigation

Search Page

Filters

My Custom Filters

Results by year

Table representation of search results timeline featuring number of search results per year.

Year Number of Results
1963 1
1967 1
1969 2
1972 2
1974 3
1975 5
1976 1
1979 1
1980 1
1983 3
1986 1
1987 2
1988 4
1989 5
1990 1
1991 1
1992 1
1993 1
1994 2
1995 1
1996 2
1999 2
2000 1
2002 1
2003 3
2004 2
2005 4
2006 2
2007 6
2008 5
2009 10
2010 10
2011 5
2012 16
2013 11
2014 18
2015 27
2016 14
2017 8
2018 10
2019 14
2020 19
2021 31
2022 33
2023 22
2024 33

Publication date

Text availability

Article attribute

Article type

Additional filters

Article Language

Species

Sex

Age

Other

Search Results

320 results

Results by year

Filters applied: . Clear all
Page 1
Bee Pollen: Clinical Trials and Patent Applications.
Algethami JS, El-Wahed AAA, Elashal MH, Ahmed HR, Elshafiey EH, Omar EM, Naggar YA, Algethami AF, Shou Q, Alsharif SM, Xu B, Shehata AA, Guo Z, Khalifa SAM, Wang K, El-Seedi HR. Algethami JS, et al. Among authors: khalifa sam. Nutrients. 2022 Jul 12;14(14):2858. doi: 10.3390/nu14142858. Nutrients. 2022. PMID: 35889814 Free PMC article. Review.
Global, regional, and national prevalence of overweight and obesity in children and adults during 1980-2013: a systematic analysis for the Global Burden of Disease Study 2013.
Ng M, Fleming T, Robinson M, Thomson B, Graetz N, Margono C, Mullany EC, Biryukov S, Abbafati C, Abera SF, Abraham JP, Abu-Rmeileh NM, Achoki T, AlBuhairan FS, Alemu ZA, Alfonso R, Ali MK, Ali R, Guzman NA, Ammar W, Anwari P, Banerjee A, Barquera S, Basu S, Bennett DA, Bhutta Z, Blore J, Cabral N, Nonato IC, Chang JC, Chowdhury R, Courville KJ, Criqui MH, Cundiff DK, Dabhadkar KC, Dandona L, Davis A, Dayama A, Dharmaratne SD, Ding EL, Durrani AM, Esteghamati A, Farzadfar F, Fay DF, Feigin VL, Flaxman A, Forouzanfar MH, Goto A, Green MA, Gupta R, Hafezi-Nejad N, Hankey GJ, Harewood HC, Havmoeller R, Hay S, Hernandez L, Husseini A, Idrisov BT, Ikeda N, Islami F, Jahangir E, Jassal SK, Jee SH, Jeffreys M, Jonas JB, Kabagambe EK, Khalifa SE, Kengne AP, Khader YS, Khang YH, Kim D, Kimokoti RW, Kinge JM, Kokubo Y, Kosen S, Kwan G, Lai T, Leinsalu M, Li Y, Liang X, Liu S, Logroscino G, Lotufo PA, Lu Y, Ma J, Mainoo NK, Mensah GA, Merriman TR, Mokdad AH, Moschandreas J, Naghavi M, Naheed A, Nand D, Narayan KM, Nelson EL, Neuhouser ML, Nisar MI, Ohkubo T, Oti SO, Pedroza A, Prabhakaran D, Roy N, Sampson U, Seo H, Sepanlou SG, Shibuya K, Shiri R, Shiue I, Singh GM, Singh JA, Skirbekk… See abstract for full author list ➔ Ng M, et al. Among authors: khalifa se. Lancet. 2014 Aug 30;384(9945):766-81. doi: 10.1016/S0140-6736(14)60460-8. Epub 2014 May 29. Lancet. 2014. PMID: 24880830 Free PMC article.
Global, regional, and national incidence, prevalence, and years lived with disability for 301 acute and chronic diseases and injuries in 188 countries, 1990-2013: a systematic analysis for the Global Burden of Disease Study 2013.
Global Burden of Disease Study 2013 Collaborators. Global Burden of Disease Study 2013 Collaborators. Lancet. 2015 Aug 22;386(9995):743-800. doi: 10.1016/S0140-6736(15)60692-4. Epub 2015 Jun 7. Lancet. 2015. PMID: 26063472 Free PMC article. Review.
Marine Natural Products: A Source of Novel Anticancer Drugs.
Khalifa SAM, Elias N, Farag MA, Chen L, Saeed A, Hegazy MF, Moustafa MS, Abd El-Wahed A, Al-Mousawi SM, Musharraf SG, Chang FR, Iwasaki A, Suenaga K, Alajlani M, Göransson U, El-Seedi HR. Khalifa SAM, et al. Mar Drugs. 2019 Aug 23;17(9):491. doi: 10.3390/md17090491. Mar Drugs. 2019. PMID: 31443597 Free PMC article. Review.
Efficacy of a food supplement based on S-adenosyl methionine and probiotic strains in subjects with subthreshold depression and mild-to-moderate depression: A monocentric, randomized, cross-over, double-blind, placebo-controlled clinical trial.
Ullah H, Di Minno A, Esposito C, El-Seedi HR, Khalifa SAM, Baldi A, Greco A, Santonastaso S, Cioffi V, Sperandeo R, Sacchi R, Daglia M. Ullah H, et al. Among authors: khalifa sam. Biomed Pharmacother. 2022 Dec;156:113930. doi: 10.1016/j.biopha.2022.113930. Epub 2022 Oct 27. Biomed Pharmacother. 2022. PMID: 36411659 Free article. Clinical Trial.
Arctium lappa (Burdock): Insights from ethnopharmacology potential, chemical constituents, clinical studies, pharmacological utility and nanomedicine.
Yosri N, Alsharif SM, Xiao J, Musharraf SG, Zhao C, Saeed A, Gao R, Said NS, Di Minno A, Daglia M, Guo Z, Khalifa SAM, El-Seedi HR. Yosri N, et al. Among authors: khalifa sam. Biomed Pharmacother. 2023 Feb;158:114104. doi: 10.1016/j.biopha.2022.114104. Epub 2022 Dec 12. Biomed Pharmacother. 2023. PMID: 36516694 Free article. Review.
Antimicrobial Properties of Apis mellifera's Bee Venom.
El-Seedi H, Abd El-Wahed A, Yosri N, Musharraf SG, Chen L, Moustafa M, Zou X, Al-Mousawi S, Guo Z, Khatib A, Khalifa S. El-Seedi H, et al. Among authors: khalifa s. Toxins (Basel). 2020 Jul 11;12(7):451. doi: 10.3390/toxins12070451. Toxins (Basel). 2020. PMID: 32664544 Free PMC article. Review.
Efficacy of digestive enzyme supplementation in functional dyspepsia: A monocentric, randomized, double-blind, placebo-controlled, clinical trial.
Ullah H, Di Minno A, Piccinocchi R, Buccato DG, De Lellis LF, Baldi A, El-Seedi HR, Khalifa SAM, Piccinocchi G, Xiao X, Sacchi R, Daglia M. Ullah H, et al. Among authors: khalifa sam. Biomed Pharmacother. 2023 Dec 31;169:115858. doi: 10.1016/j.biopha.2023.115858. Epub 2023 Nov 14. Biomed Pharmacother. 2023. PMID: 37976892 Free article. Clinical Trial.
Infantile fibromatosis.
Janahi WM, Darwish A, Paulose KO, al-Khalifa S. Janahi WM, et al. Among authors: al khalifa s. J Laryngol Otol. 1999 Mar;113(3):246-9. doi: 10.1017/s0022215100143683. J Laryngol Otol. 1999. PMID: 10435134 Review.
320 results