Scientific Publications

Almeida C, Constante D, Ferreira A, Cerqueira L, Vieira MJ, Azevedo NF.

A new colorimetric peptide nucleic acid-based assay for the specific detection of bacteria

Future Microbiol. 2014;9(10):1131-42. doi: 10.2217/fmb.14.68


Almeida C, Cerqueira L, Azevedo NF, Vieira MJ.

Detection of Salmonella enterica serovar Enteritidis using real time PCR, immunocapture assay, PNA FISH and standard culture methods in different types of food samples

Int J Food Microbiol. 2013 Jan 15;161(1):16-22. doi: 10.1016/j.ijfoodmicro.2012.11.014. Epub 2012 Nov 23.


Cerqueira L, Fernandes RM, Ferreira RM, Oleastro M, Carneiro F, Brandão C, Pimentel-Nunes P, Dinis-Ribeiro M, Figueiredo C, Keevil CW, Vieira MJ, Azevedo NF.

Validation of a fluorescence in situ hybridization method using peptide nucleic acid probes for detection of Helicobacter pylori clarithromycin resistance in gastric biopsy specimens

J. Clin Microbiol. 2013 Jun;51(6):1887-93. doi: 10.1128/JCM.00302-13. Epub 2013 Apr 17.


Almeida C, Sousa JM, Rocha R, Cerqueira L, Fanning S, Azevedo NF, Vieira MJ.

Detection of Escherichia coli O157 by peptide nucleic acid fluorescence in situ hybridization (PNA-FISH) and comparison to a standard culture method

2013 Oct;79(20):6293-300. doi: 10.1128/AEM.01009-13. Epub 2013 Aug 9.


Cerqueira L, Fernandes RM, Ferreira RM, Carneiro F, Dinis-Ribeiro M, Figueiredo C, Keevil CW, Azevedo NF, Vieira MJ.

PNA-FISH as a new diagnostic method for the determination of clarithromycin resistance of Helicobacter pylori

BMC Microbiol. 2011 May 14;11:101. doi: 10.1186/1471-2180-11-101. ()


Almeida C, Azevedo NF, Fernandes RM, Keevil CW, Vieira MJ.

Fluorescence in situ hybridization method using a peptide nucleic acid probe for identification of Salmonella spp. in a broad spectrum of samples

Appl Environ Microbiol. 2010 Jul;76(13):4476-85. doi: 10.1128/AEM.01678-09. Epub 2010 May 7.


Cerqueira L, Azevedo NF, Almeida C, Jardim T, Keevil CW, Vieira MJ.

DNA mimics for the rapid identification of microorganisms by fluorescence in situ hybridization (FISH)

Int J Mol Sci. 2008 Oct;9(10):1944-60. doi: 10.3390/ijms9101944. Epub 2008 Oct 20.


Guimarães N, Azevedo NF, Figueiredo C, Keevil CW, Vieira MJ.

Development and application of a novel peptide nucleic acid probe for the specific detection of Helicobacter pylori in gastric biopsy specimens.

J Clin Microbiol. 2007 Sep;45(9):3089-94. Epub 2007 Jul.