S Ratnayake
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Explore the profile of S Ratnayake including associated specialties, affiliations and a list of published articles.
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12
Citations
78
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Recent Articles
1.
Dasgupta S, Pizer B, Ratnayake S, Hayden J, OHare M
J Laryngol Otol
. 2021 Mar;
135(4):373-374.
PMID: 33726873
No abstract available.
2.
Hampton T, Crunkhorn R, Lowe N, Bhat J, Hogg E, Afifi W, et al.
J Laryngol Otol
. 2020 Jul;
134(7):577-581.
PMID: 32641175
Background: Coronavirus disease 2019 personal protective equipment has been reported to affect communication in healthcare settings. This study sought to identify those challenges experimentally. Method: Bamford-Kowal-Bench speech discrimination in noise...
3.
Roy K, Killebrew J, Ratnayake S
Plant Dis
. 2019 Mar;
81(6):693.
PMID: 30861863
Anthracnose (ripe rot) of bell pepper (Capsicum annuum L.), caused by Colletotrichum capsici (Syd.) E. J. Butler & Bisby, was observed in seven home gardens in Copiah, DeSoto, and Oktibbeha...
4.
Roy K, Ratnayake S
Plant Dis
. 2019 Mar;
81(6):693.
PMID: 30861862
Mature cowpea (Vigna unguiculata (L.) Walp.) pods with scattered, irregular black spots, similar in appearance to those found on mature soybean (Glycine max (L.) Merr.) pods infected with Phomopsis longicolla...
5.
Tran Q, Mizumoto R, Ratnayake S, Strekozov B
Int J Surg Case Rep
. 2018 Feb;
44:93-97.
PMID: 29482082
Introduction: Silent metastatic gastric adenocarcinoma presenting as appendicitis is very rare. Rare pathologies may be encountered during common operations such as appendicectomy and an awareness of possible alternative pathological entities...
6.
Sathyamoorthy V, Hall R, McCardell B, Kothary M, Ahn S, Ratnayake S
Infect Immun
. 2000 Sep;
68(10):6062-5.
PMID: 10992523
Cholera vaccines developed by the deletion of CTX genes from Vibrio cholerae induce a residual reactogenicity in up to 10% of vaccinees. A novel cytotonic agent named secreted CHO cell...
7.
Ratnayake S, Weintraub A, Widmalm G
Carbohydr Res
. 1994 Dec;
265(1):113-20.
PMID: 7834647
The O-specific side-chain of the lipopolysaccharide from Escherichia coli O153 has been investigated using methylation analysis, Smith degradation, partial hydrolysis, FABMS, and NMR spectroscopy as the principal methods. It is...
8.
Ratnayake S, Widmalm G, Weintraub A, Medina E
Carbohydr Res
. 1994 Oct;
263(2):209-15.
PMID: 7528639
The O-specific side-chain of the lipopolysaccharide from Escherichia coli O90 has been investigated using methylation analysis, partial hydrolysis, and NMR spectroscopy as the principal methods. It is concluded that the...
9.
Andersson M, Ratnayake S, Kenne L, Ericsson L, Stack R
Carbohydr Res
. 1993 Aug;
246:291-301.
PMID: 8370042
The capsular polysaccharide from Butyrivibrio fibrisolvens strain X6C61 has been investigated using NMR spectroscopy, mass spectrometry, methylation analysis, and partial acid hydrolysis as the main methods. The polysaccharide is composed...
10.
Ratnayake S, Rupprecht J, Potter W, McLaughlin J
J Econ Entomol
. 1992 Dec;
85(6):2353-6.
PMID: 1464691
Various plant parts of the paw paw tree (Asimina triloba Dunal, Annonaceae) were extracted and partitioned to concentrate the mixture of acetogenins into a standardized pesticidal extract (F005). A bioassay...