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 NCBI Filters

Results by year

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

Year Number of Results
1970 1
1971 1
1974 1
1975 3
1976 1
1977 1
1981 1
1982 1
1983 3
1984 1
1986 1
1988 1
1989 5
1990 4
1991 3
1992 5
1993 4
1994 3
1996 5
1997 6
1998 5
1999 13
2000 6
2001 8
2002 7
2003 6
2004 16
2005 15
2006 23
2007 12
2008 14
2009 19
2010 23
2011 30
2012 22
2013 23
2014 24
2015 32
2016 16
2017 19
2018 20
2019 11
2020 12
2021 17
2022 21
2023 15
2024 9

Text availability

Article attribute

Article type

Publication date

Search Results

440 results

Results by year

Filters applied: . Clear all
The following term was not found in PubMed: 9-tetrahydroindeno
Unknown field was ignored: [2,1-c]
Page 1
Rotenone, paraquat, and Parkinson's disease.
Tanner CM, Kamel F, Ross GW, Hoppin JA, Goldman SM, Korell M, Marras C, Bhudhikanok GS, Kasten M, Chade AR, Comyns K, Richards MB, Meng C, Priestley B, Fernandez HH, Cambi F, Umbach DM, Blair A, Sandler DP, Langston JW. Tanner CM, et al. Environ Health Perspect. 2011 Jun;119(6):866-72. doi: 10.1289/ehp.1002839. Epub 2011 Jan 26. Environ Health Perspect. 2011. PMID: 21269927 Free PMC article.
RESULTS: In 110 PD cases and 358 controls, PD was associated with use of a group of pesticides that inhibit mitochondrial complex I [odds ratio (OR)=1.7; 95% confidence interval (CI), 1.0-2.8] including rotenone (OR=2.5; 95% CI, 1.3-4.7) and with use of a gro …
RESULTS: In 110 PD cases and 358 controls, PD was associated with use of a group of pesticides that inhibit mitochondrial complex I [odds ra …
(4'-Acet-yloxy-1,3,1'-trioxo-1,3,4,4a,4b,5,6,7,9,9a-deca-hydro-spiro-[indene-2,9'-pyrano[4,3-a]pyrrolizin]-3'-yl)methyl acetate.
Latha N, Naga Siva Rao J, Raghunathan R, Divya G, Lakshmi S. Latha N, et al. Acta Crystallogr Sect E Struct Rep Online. 2013 Nov 13;69(Pt 12):o1764. doi: 10.1107/S1600536813029826. eCollection 2013 Nov 13. Acta Crystallogr Sect E Struct Rep Online. 2013. PMID: 24454214 Free PMC article.
The mean planes of these two fused rings are inclined to one another by 65.28 (15). The pyran ring has a screw-boat conformation and its mean plane makes a dihedral angle of 29.50 (11) with the mean plane of the central five-membered ring of the pyrrolizine unit. ...
The mean planes of these two fused rings are inclined to one another by 65.28 (15). The pyran ring has a screw-boat conformation and …
Synthesis of 2-Acetamido-1,3,4-Tri-O-Acetyl-2-Deoxy-D-Mannopyranose -6-Phosphate Prodrugs as Potential Therapeutic Agents.
Pertusati F, Morewood J. Pertusati F, et al. Curr Protoc. 2022 Aug;2(8):e500. doi: 10.1002/cpz1.500. Curr Protoc. 2022. PMID: 35976612
Herein, we describe the application of phosphoramidate prodrug chemistry to 1,3,4-O-acetylated N-acetylmannosamine (Ac3ManNAc) to deliver ManNAc-6-phosphate (ManNAc-6-P), a critical intermediate in sialic acid biosynthesis. ...Current Protocols published by W …
Herein, we describe the application of phosphoramidate prodrug chemistry to 1,3,4-O-acetylated N-acetylmannosamine (Ac3 …
2-Acetyl-amino-1,3,4,6-tetra-O-(tri-methyl-silyl)-2-de-oxy-alpha-d-gluco-pyran-ose.
Cheng ZD, Cui YL, Mao JW. Cheng ZD, et al. Acta Crystallogr Sect E Struct Rep Online. 2013 May 18;69(Pt 6):o917. doi: 10.1107/S160053681301266X. Print 2013 Jun 1. Acta Crystallogr Sect E Struct Rep Online. 2013. PMID: 23795087 Free PMC article.
The tri-methyl-silyl group and acetamido group are located on the same side of the pyran ring, showing an alpha-configuration glycoside. One of the tri-methyl-silyl groups is disordered over two orientations, with site-occupancy factors of 0.625 (9) and 0.375 (9). ...
The tri-methyl-silyl group and acetamido group are located on the same side of the pyran ring, showing an alpha-configuration glycosi …
Novel flavonoid 1,3,4-oxadiazole derivatives ameliorate MPTP-induced Parkinson's disease via Nrf2/NF-kappaB signaling pathway.
Meng HW, Shen ZB, Meng XS, Leng-Wei, Yin ZQ, Wang XR, Zou TF, Liu ZG, Wang TX, Zhang S, Chen YL, Yang XX, Li QS, Duan YJ. Meng HW, et al. Bioorg Chem. 2023 Sep;138:106654. doi: 10.1016/j.bioorg.2023.106654. Epub 2023 Jun 3. Bioorg Chem. 2023. PMID: 37300959
Neuroinflammation and oxidative stress are important factors driving the progression of PD. It has been reported that 1,3,4-oxadiazole and flavone derivatives have numerous biological functions, especially in the aspect of anti-inflammatory and antioxidant. B …
Neuroinflammation and oxidative stress are important factors driving the progression of PD. It has been reported that 1,3,4 …
Accurately selected 1,3,4-thiadiazole and coumarin unit to construct fluorescent probes that effectively detect 2,4,6-trinitrophenol.
Gao G, Li X, Lü C, An Y. Gao G, et al. Spectrochim Acta A Mol Biomol Spectrosc. 2022 Apr 5;270:120784. doi: 10.1016/j.saa.2021.120784. Epub 2022 Jan 3. Spectrochim Acta A Mol Biomol Spectrosc. 2022. PMID: 35016062
With the help of density functional theory (DFT) calculations, we confirmed that using 1,3,4-thiadiazole skeleton as recognition group and coumarin unit as fluorophore would show excellent application prospects in terms of TNP detection. ...
With the help of density functional theory (DFT) calculations, we confirmed that using 1,3,4-thiadiazole skeleton as re …
Isolation of catechin-converting human intestinal bacteria.
Kutschera M, Engst W, Blaut M, Braune A. Kutschera M, et al. J Appl Microbiol. 2011 Jul;111(1):165-75. doi: 10.1111/j.1365-2672.2011.05025.x. Epub 2011 May 4. J Appl Microbiol. 2011. PMID: 21457417 Free article.
Eggerthella lenta rK3 reductively cleaved the heterocyclic C-ring of both --epicatechin and +-catechin giving rise to 1-(3,4-dihydroxyphenyl)-3-(2,4,6-trihydroxyphenyl)propan-2-ol. ...Higher (epi)catechin concentrations led to an accelerated formation of the …
Eggerthella lenta rK3 reductively cleaved the heterocyclic C-ring of both --epicatechin and +-catechin giving rise to 1-(3, …
Synthesis and Characterization of 3-(1-((3,4-Dihydroxyphenethyl)amino)ethylidene)-chroman-2,4-dione as a Potential Antitumor Agent.
Dimić DS, Marković ZS, Saso L, Avdović EH, Đorović JR, Petrović IP, Stanisavljević DD, Stevanović MJ, Potočňák I, Samoľová E, Trifunović SR, Dimitrić Marković JM. Dimić DS, et al. Oxid Med Cell Longev. 2019 Feb 13;2019:2069250. doi: 10.1155/2019/2069250. eCollection 2019. Oxid Med Cell Longev. 2019. PMID: 30906500 Free PMC article.
The newly synthesized coumarin derivative with dopamine, 3-(1-((3,4-dihydroxyphenethyl)amino)ethylidene)-chroman-2,4-dione, was completely structurally characterized by X-ray crystallography. ...
The newly synthesized coumarin derivative with dopamine, 3-(1-((3,4-dihydroxyphenethyl)amino)ethylidene)-chroman-2,4-di …
New 1,3,4-oxadiazole-chalcone/benzimidazole hybrids as potent antiproliferative agents.
Hagar FF, Abbas SH, Abdelhamid D, Gomaa HAM, Youssif BGM, Abdel-Aziz M. Hagar FF, et al. Arch Pharm (Weinheim). 2023 Feb;356(2):e2200357. doi: 10.1002/ardp.202200357. Epub 2022 Nov 9. Arch Pharm (Weinheim). 2023. PMID: 36351754
A series of new 1,3,4-oxadiazole-chalcone/benzimidazole hybrids 9a-o and 10a-k were designed and synthesized as potential antiproliferative agents. ...
A series of new 1,3,4-oxadiazole-chalcone/benzimidazole hybrids 9a-o and 10a-k were designed and synthesized as potenti …
440 results