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
1989 1
1991 1
1999 1
2010 1
2013 1
2014 1
2017 1
2018 2
2021 1
2023 0

Text availability

Article attribute

Article type

Publication date

Search Results

9 results

Results by year

Filters applied: . Clear all
Page 1
Distinct mechanisms of relaxation to bioactive components from chamomile species in porcine isolated blood vessels.
Roberts RE, Allen S, Chang AP, Henderson H, Hobson GC, Karania B, Morgan KN, Pek AS, Raghvani K, Shee CY, Shikotra J, Street E, Abbas Z, Ellis K, Heer JK, Alexander SP. Roberts RE, et al. Among authors: morgan kn. Toxicol Appl Pharmacol. 2013 Nov 1;272(3):797-805. doi: 10.1016/j.taap.2013.06.021. Epub 2013 Jul 8. Toxicol Appl Pharmacol. 2013. PMID: 23845591
Activation of adult rat CNS endothelial cells by opioid-induced toll-like receptor 4 (TLR4) signaling induces proinflammatory, biochemical, morphological, and behavioral sequelae.
Grace PM, Ramos KM, Rodgers KM, Wang X, Hutchinson MR, Lewis MT, Morgan KN, Kroll JL, Taylor FR, Strand KA, Zhang Y, Berkelhammer D, Huey MG, Greene LI, Cochran TA, Yin H, Barth DS, Johnson KW, Rice KC, Maier SF, Watkins LR. Grace PM, et al. Among authors: morgan kn. Neuroscience. 2014 Nov 7;280:299-317. doi: 10.1016/j.neuroscience.2014.09.020. Epub 2014 Sep 18. Neuroscience. 2014. PMID: 25241065 Free PMC article.