Related by context. All words. (Click for frequent words.) 73 nasopharyngeal swab 69 Enterobacter cloacae 69 serologically 68 viral nucleic acids 67 Escherichia coli Klebsiella pneumoniae 67 enterococcal 67 methicillin sensitive 67 methicillin susceptible Staphylococcus aureus 66 dermatophyte 66 Bordetella pertussis 66 bronchoalveolar lavage 66 Western blotting 66 induced sputum 66 Staphylococcus epidermidis 66 bronchial epithelial cells 66 Trichophyton rubrum 66 enteroviral 66 PFGE 66 immunohistochemical analysis 66 vesicular stomatitis virus 65 coagulase negative staphylococci 65 Neisseria gonorrhoeae 65 Immunohistochemical 65 #S rRNA gene 65 PCR assay 65 Trichophyton 65 Infectivity 65 chlamydial 65 Moraxella catarrhalis 65 immunoblotting 65 stool specimens 64 Nasopharyngeal 64 Salmonella Shigella 64 Leptospira 64 sputum smear 64 neisseria 64 simian foamy virus 64 hemagglutinin gene 64 serological tests 64 Corynebacterium 64 serologic 64 Aeromonas 64 Serological 64 mycobacterial 64 Immunohistochemical staining 64 thymidine kinase 64 N. gonorrhoeae 64 immunochemical 64 nasopharyngeal specimens 64 Streptococcus agalactiae 64 latent tuberculosis TB 64 virus HBV 64 assay detects 64 Enterococci 64 lavage fluid 64 Chlamydia psittaci 64 aspirates 64 IgM antibodies 64 bronchoalveolar lavage fluid 64 P. ovale 64 ESBL producing 64 denaturing gradient gel electrophoresis 64 peripheral blood mononuclear 63 P aeruginosa 63 p# antigen 63 pneumoniae PRSP 63 dual tropic 63 Genotypic 63 faecal samples 63 Serologic 63 methicillin resistant MRSA 63 Vancomycin resistant 63 reaction PCR 63 E. faecalis 63 K. pneumoniae 63 HBsAg 63 buffy coat 63 antimicrobial susceptibility testing 63 bronchial lavage 63 quantitative reverse transcriptase 63 sporadic Creutzfeldt Jakob 63 serum antibody 63 peritoneal fluid 63 RT PCR assay 63 #S rDNA 63 PCV1 63 amebiasis 63 cervicovaginal 63 dermatophytes 63 Gram stain 63 immunohistochemistry IHC 63 tissue microarrays 63 supernatants 62 reaction RT PCR 62 Epstein Barr Virus EBV 62 brucella 62 quinolone resistant 62 replicon 62 Situ Hybridization 62 nasopharyngeal aspirate 62 Vesivirus 62 B. burgdorferi 62 PBMCs 62 immunohistochemical 62 transgenic rats 62 Plasmodium ovale 62 serologic testing 62 Chlamydia pneumoniae 62 CHIKV 62 Borrelia 62 ELISpot 62 ESBLs 62 Viral RNA 62 faecium 62 RT qPCR 62 parasitological 62 specific CD8 + 62 orf virus 62 nasal carriage 62 umbilical vein 62 Histopathologic 62 naturally occurring histatin protein 62 L. pneumophila 62 Flavivirus 62 Mutation Detection 62 histological examination 62 cell lysate 62 genital secretions 62 Mycoplasma pneumoniae 62 T. cruzi 62 Porphyromonas gingivalis 62 RQ PCR 62 Bacteremia 62 cynomolgus macaques 61 histopathologic examination 61 Mycobacterium tuberculosis MTB 61 causative organisms 61 VP# [004] 61 formalin fixed 61 Aspergillus nidulans 61 S. suis 61 S aureus 61 tissue biopsies 61 Highly pathogenic 61 immunoblot 61 TMPRSS2 ERG 61 Salmonella enterica 61 S OIV 61 IgM antibody 61 ELISPOT 61 vancomycin resistant enterococcus 61 viral isolates 61 PrPSc 61 endocervical 61 H. influenzae 61 Chlamydia trachomatis 61 cervical cytology 61 syngeneic 61 immunohistochemical staining 61 Coxiella burnetii 61 Anaplasma 61 Epstein Barr virus EBV 61 pleural fluid 61 causative organism 61 PCR primers 61 Pasteurella multocida 61 Histological 61 T. pallidum 61 HMPV 61 BALB c mice 61 Prevotella 61 paramyxoviruses 61 cytopathic 61 Tr DNA 61 paraffin embedded tissue 61 Escherichia coli O# 61 humoral responses 61 C. burnetii 61 linezolid resistant 61 subtyped 61 Lymphoid 61 Microscopic examination 61 Babesia 61 USA# strain 61 Histologic 61 Cepheid Xpert 61 Oropharyngeal 61 hemagglutination inhibition HAI 61 M. leprae 61 stool specimen 61 Neisseria 61 vancomycin resistant 61 Borrelia burgdorferi 61 herpesviruses 61 Treponema pallidum 61 throat swab 61 Enterobacter 61 Adenoviral 61 parainfluenza viruses 61 bronchoalveolar 61 Cytogenetic 61 histological diagnosis 61 P. gingivalis 61 penicillin resistant Streptococcus 61 tumorigenicity 61 viral antigen 60 human metapneumovirus 60 cepacia 60 immunodominant 60 metastatic neuroendocrine tumors 60 histologic examination 60 nested PCR 60 experimentally infected 60 bactericidal activity 60 lymphocytic choriomeningitis virus LCMV 60 Trypanosoma 60 maternal serum 60 antibiotic susceptibility 60 ultrastructural 60 BRSV 60 P. mirabilis 60 gastric adenocarcinoma 60 Immunohistochemical analysis 60 HEK# 60 Candida species 60 nasal swab 60 pyogenes 60 papillomavirus 60 Staphylococci 60 F. tularensis 60 vancomycin resistant Staphylococcus aureus 60 Influenza Type 60 cytological 60 obligate intracellular 60 Enterococcus faecalis vancomycin susceptible 60 Typhimurium 60 Streptococcus pneumonia 60 immunostaining 60 E. coli STEC 60 Cervista HPV HR 60 tryptase 60 fast bacilli 60 inactivated influenza 60 epidermidis 60 bacterial isolates 60 staphylococci 60 Fecal occult blood 60 mRNA transcripts 60 bacterium Mycobacterium tuberculosis 60 Klebsiella pneumonia 60 jejuni 60 serum antibodies 60 Transcriptome 60 immunofluorescent 60 lymphatic tissue 60 Lymph node 60 hepatoma 60 tumor biopsies 60 causes Chagas disease 60 culture supernatants 60 sputum samples 60 cell lysates 60 subtilis 60 clinico pathological 60 transfusion transmitted 60 GABHS 60 bacterium Neisseria meningitidis 60 bloodborne 60 hemagglutination inhibition 60 hypereosinophilic syndrome 60 Plasmid DNA 60 orthopoxvirus 60 Enterococcus faecium 60 T. rubrum 60 bacteraemia 60 immunological responses 60 T. mentagrophytes 60 hemagglutinin H 60 sputum specimens 60 Monoclonal 60 opportunistic pathogens 60 prostate carcinoma 60 murine leukemia virus 60 FMDV 60 inactivated strain 60 Francisella 60 cells PBMCs 60 S. aureus isolates 60 #S rRNA genes 60 mouse mammary 60 pathologic examination 60 ELISPOT assay 60 Alkaline Phosphatase 59 colorectal adenocarcinoma 59 serovar 59 Respiratory Virus 59 Salivary 59 cerebrospinal fluid CSF 59 hypermethylated 59 hematoxylin eosin original 59 Trypanosoma brucei 59 busulfan 59 hemagglutination 59 C. jejuni 59 reverse transcription polymerase 59 cervical vaginal 59 Streptococcus pyogenes 59 mononuclear cells 59 outer membrane proteins 59 amplified nucleic acid 59 adeno 59 Salmonella typhi 59 Nucleic acid 59 invasive carcinomas 59 bacteria Escherichia coli 59 potently inhibited 59 HSV1 59 antimicrobial susceptibility 59 transabdominal 59 cytolytic activity 59 fine needle aspirate 59 serologic tests 59 genes differentially expressed 59 Multidrug resistant 59 pseudomonas aeruginosa 59 Enterococcus faecalis 59 S Typhi 59 inactivate viruses 59 Entamoeba 59 CD#c 59 nasal swabs 59 cells PBMC 59 Mycoplasma genitalium 59 P. reichenowi 59 immitis 59 malayi 59 molecular diagnostic assay 59 serological 59 P. malariae 59 immunocompetent 59 alveolar epithelial cells 59 albicans 59 Coronavirus 59 chlamydia trachomatis 59 IgG antibody 59 P falciparum 59 shiga toxin 59 Protein Expression 59 histologic findings 59 adeno associated viruses 59 HIV1 59 bacillary 59 Histopathological 59 florbetaben 59 virulence genes 59 carbapenem resistant 59 etiological agent 59 glycopeptide 59 carboxyl terminal 59 methicillin resistant S. aureus 59 Salmonella spp 59 Adeno 59 papillary renal cell carcinoma 59 B. fragilis 59 idiopathic membranous nephropathy 59 endoglin 59 tissue transglutaminase 59 V. vulnificus 59 Plasmodium species 59 #:#-# [029] 59 vibrio cholerae 59 asymptomatic carriers 59 immunocytochemistry 59 EliA 59 e antigen HBeAg 59 arboviruses 59 synovial tissue 59 infectious prions 59 BRAF V#E 59 PCR assays 59 Enterobacter sakazakii 59 serogroup B 59 Nocardia 59 hip osteonecrosis avascular 59 Neisseria meningitides 59 promoter methylation 59 ASCUS 59 S. typhi 59 cytokeratin 59 Simplexa 59 S. enterica 59 Intradermal 59 mediastinitis 59 enteroviral infection 59 Immunohistochemistry 59 infused intravenously 59 HLA DQ 59 B. longum 59 cytologic 59 D Dimer 59 Plasmodium vivax 59 extrapulmonary disease 59 M. catarrhalis 59 MVA BN ® 59 parasite Trypanosoma cruzi 59 vitespen 59 squamous intraepithelial lesions 59 rectal swabs 59 nasopharyngeal 59 rotaviruses 59 Burkholderia pseudomallei 59 methylation markers 59 Immunoassays 59 Ribavirin causes 59 bacterium Staphylococcus aureus 59 subtype H#N# 59 Streptococcus salivarius 59 biopsy specimens 59 seropositivity 59 anti JCV antibodies 59 K ras mutations 59 reverse transcriptase polymerase chain 59 Cryptosporidium parvum 59 surface antigen HBsAg 59 CFTR gene mutations 58 corona virus 58 macrolide antibiotic 58 B. henselae 58 Antigenic 58 intracellular bacteria 58 C. difficile toxins 58 thyroid peroxidase 58 Annexin V 58 skin scrapings 58 Treponema 58 urine cytology 58 Mucosal 58 cells overexpressing 58 mouse mammary tumor 58 Mycobacterium 58 annexin V 58 CD# CD# 58 kidney urologic 58 Illumina GoldenGate 58 enteric bacteria 58 PCR RFLP 58 Western Blot 58 Propionibacterium 58 cocci 58 multiplex PCR 58 mitochondrial DNA mtDNA 58 SARS CoV 58 Enterobacteriaceae 58 chest radiographs 58 neutrophil elastase 58 lymphoid organs 58 FFPE tissues 58 #S ribosomal RNA 58 nasal fluids 58 leishmania 58 Respiratory syncytial virus 58 MenACWY 58 HAAH 58 Mantoux 58 M. pneumoniae 58 astrocyte cells 58 Nosema apis 58 IDI MRSA 58 parasitemia 58 Genotypes 58 Human Leukocyte Antigen 58 M. anisopliae 58 polymicrobial 58 opportunistic pathogen 58 HCV antibodies 58 Mycobacterium tuberculosis TB 58 Mantoux test 58 bacteria Pseudomonas 58 E7 proteins 58 transcriptional profiling 58 QuantiFERON 58 Panton Valentine Leukocidin PVL 58 fluconazole resistant 58 Mycobacterium bovis 58 anal swabs 58 HBV genotype 58 Shigella bacteria 58 HLA DQ2 58 influenzae 58 MRSA isolates 58 PCR amplified 58 miRview squamous 58 varicella zoster virus VZV 58 rRT PCR 58 oseltamivir resistant influenza 58 T SPOT.TB 58 enzyme immunoassay EIA 58 nucleotide substitutions 58 Plasmodium parasites 58 Entamoeba histolytica 58 HCV replicon 58 microbiologic 58 normal karyotype 58 stably transfected 58 immunofluorescence 58 transiently transfected 58 Roche COBAS 58 Monocytes 58 sputum sample 58 oseltamivir resistant 58 Plasmodium knowlesi 58 FDG-PET/CT 58 bacterium Chlamydia trachomatis 58 proteomic analyzes 58 rhinovirus infections 58 dorsal root ganglion 58 MBq 58 gametocytes 58 Trypanosoma cruzi 58 Panton Valentine Leukocidin 58 Salmonella Typhi 58 murine model 58 toxoids 58 SIVcpz 58 cervicitis 58 follicular fluid 58 NOD SCID mice 58 bacterial colonization 58 lysates 58 Vaxfectin formulated 58 Virological 58 Staphylococcus bacteria 58 BD GeneOhm 58 nonbacterial 58 guaiac 58 Recombinant interferon alpha 58 Candida infection 58 Respiratory Syncytial Virus RSV 58 antinuclear antibodies 58 antibiotic resistant Staphylococcus aureus 58 microfilariae 58 Herpes virus 58 Staphylococcus aureus MSSA 58 Clostridium perfringens 58 Squamous 58 Phenotypic 58 Histological examination 58 etiologic 58 immunized mice 58 Quantitation 58 lysate 58 #S rRNA 58 cerebral spinal 58 cytotoxin 58 bullous 58 hematopoietic progenitor cells 58 highly pathogenic H5 avian 58 Herpes Simplex 58 ano genital warts 58 protozoal 58 FISH fluorescence 58 immunofluorescence microscopy 58 Inactivation 58 viral nucleic acid 58 S. typhimurium 58 RFLP 58 Legionella pneumophila 58 H#Y mutation 58 Giardia lamblia 58 avian H#N# 58 Trichomonas 58 S. Typhimurium 58 Microarray analysis 58 human chorionic gonadotropin hCG 58 glutamic acid decarboxylase 58 microinjection 58 Asymptomatic 58 Dendritic Cells 58 virus XMRV 58 Mycobacterium leprae 58 anti gastrin monoclonal 58 vimentin 58 Xpert MRSA 58 M. bovis 58 Antigens 58 Thoroughly cooking eggs 58 Hepatitis B Virus 58 Endometrial 58 PRRSV 58 ESBL producing E. coli 58 BRAF V#E mutation 58 Dendritic Cell 58 Simian Immunodeficiency Virus 58 epithelial tumors 58 HLA A2 58 homogenates 58 agarose gel electrophoresis 58 B. cepacia 58 nares 58 alphavirus 58 somatic mutation 58 Tissue samples 58 highly pathogenic influenza 58 genetically attenuated 58 FDG PET imaging 58 serological testing 58 replicase 58 HUMIRA resembles 58 polycythemia vera PV 58 HepC 58 anogenital warts 58 quantitative cytology 58 Proteus mirabilis 58 neutralizing antibody responses 58 gastric carcinoma 58 C. trachomatis 58 TUNEL 58 Cathepsin B 58 vancomycin resistant enterococci 58 Seeplex 58 bacilli 58 HER2 expression 58 Varicella zoster virus 58 Vaxfectin TM formulated 58 Epidermal Growth Factor Receptor 58 quantitative RT PCR 58 Lymphocytic 58 formalin fixed paraffin embedded 57 H5 strains 57 toxins secreted 57 methicillin susceptible MSSA 57 bronchoalveolar lavage BAL 57 phagocytic cells 57 Poliovirus 57 hepatocellular carcinomas 57 etiologic agent 57 carcinoembryonic antigen 57 lipopolysaccharide LPS 57 Cerebrospinal fluid 57 Cytomegalovirus CMV 57 coding exons 57 Cytotoxic T 57 Fetal heartbeats 57 maternally inherited 57 NIV Pune 57 polyomavirus 57 SSc 57 plasmid DNA encoding 57 differentially regulated 57 RNA polymerases 57 cisplatin resistant 57 extrapulmonary 57 S. maltophilia 57 Belerofon 57 vulvovaginal candidiasis 57 Leukemias 57 transgenic mouse models 57 coagulase 57 hamartomas 57 includes S. anginosus 57 malignant polyps 57 miRview ™ squamous 57 FluChip 57 P. acnes 57 using Inovio MedPulser 57 Bartonella 57 situ hybridization 57 intraperitoneally 57 leptospira 57 Polymerase Chain Reaction 57 peptide antigens 57 Ultrasonography 57 infectious prion 57 ALT normalization 57 Hurthle cell 57 abnormal cytology 57 RNA extraction 57 anal HPV 57 E. faecium 57 ESBA# 57 Smallpox vaccines 57 flow cytometric 57 TTR gene 57 BACcel ™ system 57 lamivudine resistant 57 miRNA expression profiles 57 bacteria Streptococcus pneumoniae 57 viral tropism 57 rickettsial 57 cytotoxicity assays 57 fluorescently labeled 57 renal cell carcinomas 57 β1 57 Thorough cooking kills 57 mosquito midgut 57 Trichomonas vaginalis 57 Propionibacterium acnes 57 isotypes 57 phylogenetic analyzes 57 cytotoxic T lymphocyte 57 breast carcinomas 57 cefotaxime 57 histopathological 57 Panton Valentine leukocidin 57 gingivalis 57 telomerase reverse transcriptase 57 Klebsiella pneumoniae 57 saliva mucus 57 assay ELISA 57 surgically resected 57 Attenuated 57 Circulating tumor cells 57 S. neurona 57 pretreatment serum 57 metaplasia 57 parasitaemia 57 TMPRSS2 ERG fusion 57 bacillus anthracis 57 Virus Infection 57 Chlamydophila pneumoniae 57 griseofulvin 57 M. paratuberculosis 57 fluoroquinolone resistant 57 mycobacterium tuberculosis 57 ChronVac C 57 indirect immunofluorescence 57 vivax 57 urine dipstick 57 discontinued Viread 57 antisera 57 hc2 57 Staphylococcus Aureus 57 thyroglobulin 57 Cryptococcus neoformans 57 Intravenous immunoglobulin 57 rifamycins 57 Cutaneous 57 isotope dilution 57 prion infected 57 toxigenic 57 A/H#N# strain 57 BACcel 57 fluoroquinolone resistance 57 respiratory pathogens 57 staphylococcus aureus bacteria 57 V. cholerae 57 fetal chromosomal 57 MAGE A3 57 Immune Responses 57 trophoblast cells 57 bacteria fungi parasites 57 infectious bovine rhinotracheitis 57 Francisella tularensis 57 arteritis 57 nutlin 3a 57 quantitative PCR 57 T. brucei 57 pathogenic viruses 57 HER2/neu 57 Moraxella bovis 57 inhibin B 57 histopathologic 57 N. meningitidis 57 Endothelial Cells 57 potent inducer 57 salmonella campylobacter 57 Salmonella Campylobacter 57 acid phosphatase PAP 57 NMP# 57 fluorescein angiography 57 TIMP 57 A/Brisbane/#/# H#N# 57 Kahalalide F 57 CCR5 delta# 57 HepG2 cells 57 Transfection 57 B Anflu R 57 leucocytes 57 mesenteric 57 NPM1 mutations 57 Rimantadine 57 SDS PAGE 57 methylated DNA 57 CpG island 57 PENNVAX B 57 PI3 57 pancreatic tissue 57 Staphylococcus aureus MRSA 57 purified protein 57 anterior nares 57 S.aureus 57 gene rearrangements 57 hMPV 57 Histoplasma capsulatum 57 APTIMA HPV 57 S. pyogenes 57 prostatic fluid 57 contagious bacterial infection 57 constitutively expressed 57 gene expression microarrays 57 differential gene expression 57 HPAI H#N# 57 antibody titer 57 GPI anchored 57 #F FDG 57 oocyst 57 Vaxfectin R formulated 57 Bifidobacterium infantis # 57 helminth 57 latently infected 57 seronegative 57 Dehalococcoides 57 Herpes simplex virus 57 Hair follicle 57 Confocal microscopy 57 Wolbachia bacterium 57 CINtec R 57 attenuated strain 57 extracted mitochondrial DNA 57 flavivirus 57 postnatal foreskin fibroblasts 57 K#R [002] 57 parainfluenza virus 57 urease 57 transmissible spongiform encephalopathy TSE 57 funestus 57 malignant prostate 57 lactate dehydrogenase LDH 57 Hepatitis C Viral 57 tumor specific antigen 57 ANCA associated 57 IgA antibodies 57 vanA gene 57 Brucella abortus 57 Immunoglobulin E 57 Rh factor 57 splenocytes 57 Sonographic 57 RRM1 57 Serology 57 Septin9 57 chromosomal mutations 57 Ehrlichia 57 rhITF 57 cryptococcosis 57 coagulation abnormalities 57 candidemia 57 enteroviruses 57 immunoglobulin G 57 trypsin digestion 57 localized prostate 57 anti PlGF 56 immunochemical fecal occult 56 Methicillin resistant 56 VSV G 56 nondiagnostic 56 Anaplasma phagocytophilum 56 nonpathogenic 56 cDNA libraries 56 nucleotide analog 56 NADiA 56 aggregometry 56 Alferon LDO 56 ELISA assays 56 gonococcal infection 56 relapsed MM 56 Papillomavirus 56 streptococcal 56 HIV coinfected 56 proctitis 56 HPV Human Papillomavirus 56 squamous 56 throat swab samples 56 Stenotrophomonas maltophilia 56 Leydig cells 56 plasmodium falciparum 56 viral proteins 56 pathogenic bacterium 56 leiomyoma 56 Formalin fixed 56 Abbott ARCHITECT 56 Fine needle aspiration 56 virucidal 56 mutated K ras 56 T#I [002] 56 sputum microscopy 56 biopsy specimen 56 papillary carcinoma 56 BCG vaccinated 56 ELISA kit 56 -#.# log# copies mL 56 radioimmunoassay 56 CYT# potent vascular disrupting 56 administered intramuscularly 56 gastric carcinomas 56 precursor lesions 56 proteins nucleic acids 56 MRSA colonization 56 hSBA 56 intestinal mucosa 56 worming heartworm test 56 Streptococcal 56 pylori 56 lymphocytic choriomeningitis virus 56 parainfluenza 56 rapid strep 56 mupirocin 56 pathogenic E. coli 56 Geochemical analyzes 56 Hypertrophy 56 pretransplant 56 AmpliChip 56 gastrointestinal stromal tumors GISTs 56 acute febrile 56 lung fibroblasts 56 multidrug resistant MDR 56 anaerobic bacterium 56 mean ± SEM 56 formalin fixed tissue 56 histologic diagnosis 56 influenza A/H#N# virus 56 subunit vaccine 56 LAB CGRP 56 BRAF gene mutations 56 COPEGUS therapy 56 neonatal sepsis 56 hyperplastic 56 AST ALT 56 Streptococcus pneumoniae Haemophilus influenzae 56 epithelial cells lining 56 Toxocara 56 meticillin resistant Staphylococcus aureus 56 H. Pylori 56 folate receptor 56 glycated 56 neuraminidase NA 56 vaginal lesions 56 Polymerase Chain Reaction PCR 56 Escherichia coli E. coli 56 transvaginal sonography 56 coagulase negative 56 genus Plasmodium 56 baculovirus 56 Amplicor 56 nanoviricides ® 56 fibrosarcoma 56 HBsAg positive 56 constitutively active 56 Mesothelin 56 neuro developmental disorders 56 Ixodes 56 splice variants 56 histopathologic diagnosis 56 attach auristatin 56 SIX RO ROG 56 A. phagocytophilum 56 carcinoids 56 Escherichia coli E.coli 56 #:#-# [033] 56 swab samples 56 Ultrasonographic 56 serum samples 56 virus subtype 56 bacterium Streptococcus 56 VRE Vancomycin resistant Enterococcus 56 J Am Coll 56 Sputum 56 enterotoxin 56 Single Nucleotide Polymorphisms SNPs 56 microsatellite instability 56 QuantiFERON TB Gold 56 mitogen activated protein kinases 56 faecal oral route 56 innate immune responses 56 Trichinella 56 conserved antigens NP 56 oncogenic HPV 56 hematopoietic cells 56 diphtheria pertussis whooping cough 56 Methicillin resistant S. aureus 56 interleukin IL -# 56 fungal bacterial 56 clade B 56 antiseptic chlorhexidine 56 choroid plexus 56 plasmid encoding 56 histocompatibility 56 lactate dehydrogenase 56 probe amplification MLPA 56 nasal epithelium 56 antemortem 56 intestinal metaplasia 56 Escherichia coli bacteria 56 biopsied tissue 56 H7 influenza 56 periodontal bacteria 56 electrospray ionisation 56 calprotectin 56 biochemical relapse