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.


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


My NCBI Filters

Results by year

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

Year Number of Results
2000 1
2002 2
2004 1
2006 2
2007 1
2008 1
2010 1
2011 1
2013 1
2014 1
2015 3
2016 1
2017 3
2018 1
2021 1
2022 3
2023 0

Text availability

Article attribute

Article type

Publication date

Search Results

22 results

Results by year

Filters applied: . Clear all
Page 1
Recent Progress in the Development of Opaganib for the Treatment of Covid-19.
Smith CD, Maines LW, Keller SN, Katz Ben-Yair V, Fathi R, Plasse TF, Levitt ML. Smith CD, et al. Among authors: keller sn. Drug Des Devel Ther. 2022 Jul 12;16:2199-2211. doi: 10.2147/DDDT.S367612. eCollection 2022. Drug Des Devel Ther. 2022. PMID: 35855741 Free PMC article. Review.
Antitumor activity of sphingosine kinase inhibitors.
French KJ, Upson JJ, Keller SN, Zhuang Y, Yun JK, Smith CD. French KJ, et al. Among authors: keller sn. J Pharmacol Exp Ther. 2006 Aug;318(2):596-603. doi: 10.1124/jpet.106.101345. Epub 2006 Apr 21. J Pharmacol Exp Ther. 2006. PMID: 16632640
22 results