S P Valappil
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Explore the profile of S P Valappil including associated specialties, affiliations and a list of published articles.
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9
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116
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Recent Articles
1.
Valappil S, Owens G, Miles E, Farmer N, Cooper L, Miller G, et al.
Caries Res
. 2013 Dec;
48(2):137-46.
PMID: 24335164
Gallium-doped phosphate-based glasses (Ga-PBG) were assessed for their impact on Streptococcus mutans and dental mineralisation, firstly by disc diffusion assays followed by biofilms grown on nitrocellulose filter membrane (NFM) and...
2.
Misra S, Watts P, Valappil S, Silva S, Roy I, Boccaccini A
Nanotechnology
. 2011 Jul;
18(7):075701.
PMID: 21730509
Poly(3hydroxybutyrate) (P(3HB))/Bioglass(®) composites incorporating multiwalled carbon nanotubes (MWCNTs) have been successfully prepared by the solvent casting technique. The microstructure, electrical properties and bioactivity of the composites were characterized using scanning...
3.
Hope C, de Josselin de Jong E, Field M, Valappil S, Higham S
J Periodontal Res
. 2011 Jan;
46(2):228-34.
PMID: 21198645
Background And Objective: Many species of oral bacteria can be induced to fluoresce due to the presence of endogenous porphyrins, a phenomenon that can be utilized to visualize and quantify...
4.
Pickup D, Moss R, Qiu D, Newport R, Valappil S, Knowles J, et al.
J Chem Phys
. 2009 Feb;
130(6):064708.
PMID: 19222291
Antimicrobial gallium-doped phosphate-based glasses of general composition (P(2)O(5))(0.45)(CaO)(0.16)(Na(2)O)(0.39-x)(Ga(2)O(3))(x) (where x=0, 0.01, 0.03, and 0.05) have been studied using the advanced synchrotron-based techniques of Ga K-edge x-ray absorption spectroscopy and high-energy...
5.
Valappil S, Ready D, Abou Neel E, Pickup D, ODell L, Chrzanowski W, et al.
Acta Biomater
. 2008 Nov;
5(4):1198-210.
PMID: 18974026
Gallium-doped phosphate-based glasses (PBGs) have been recently shown to have antibacterial activity. However, the delivery of gallium ions from these glasses can be improved by altering the calcium ion concentration...
6.
Valappil S, Rai R, Bucke C, Roy I
J Appl Microbiol
. 2008 Jan;
104(6):1624-35.
PMID: 18194257
Aims: A new strain of Bacillus, Bacillus cereus SPV, was found to be capable of using a wide range of carbon sources for the production of polyhydroxyalkanoates (PHAs) (Valappil et...
7.
Valappil S, Misra S, Boccaccini A, Keshavarz T, Bucke C, Roy I
J Biotechnol
. 2007 May;
132(3):251-8.
PMID: 17532079
A newly characterised Bacillus strain, Bacillus cereus SPV was found to produce PHB at a concentration of 38% of its dry cell weight in shaken flask cultures, using glucose as...
8.
Skelton K, Glenn J, Clarke S, Georgiou G, Valappil S, Knowles J, et al.
Acta Biomater
. 2007 Feb;
3(4):563-72.
PMID: 17270508
There is currently a need to expand the range of graft materials available to orthopaedic surgeons. This study investigated the effect of ternary phosphate-based glass (PBG) compositions on the behaviour...
9.
Valappil S, Peiris D, Langley G, Herniman J, Boccaccini A, Bucke C, et al.
J Biotechnol
. 2006 Sep;
127(3):475-87.
PMID: 16956686
A newly acquired polyhydroxyalkanoate (PHA) producing Bacillus spp. was identified to be a strain of Bacillus cereus using a range of microbiological and molecular techniques. This strain, named B. cereus...