This finding may help clinicians in treatment decisions “

This finding may help clinicians in treatment decisions. “
“Oral health inequalities are the measures by which equity in oral health is tracked. Despite widespread improvement in children’s dental health globally, substantial socio-economic disparities persist and may be worsening. Quantify 10-year changes in child caries occurrence by socio-economic position in a Southern Brazilian city and compare oral health inequalities over time. Representative surveys of dental caries in children (age <6 years) in Canoas, Brazil, were conducted in 2000 and 2010 following standardized methods. For each survey year, we calculated disparities by socio-economic PD-166866 ic50 position

(maternal education and family income) in age- and sex-standardized caries occurrence (prevalence: dmft > 0; severity: mean dmft) using absolute measures (difference and Slope Index of Inequality) and relative measures (ratio and Relative Index of Inequality). Comparing 2010 to 2000, caries occurrence was lower in

all socio-economic strata. However, reductions were more pronounced among socio-economically advantaged groups, yielding no improvement in children’s oral health disparities. Some disparity indicators were consistent with increasing inequality. Overall, dental caries levels among children in Canoas improved, but inequalities in disease distribution endured. Concerted public health efforts targeting socio-economically disadvantaged groups are needed to achieve greater equity in children’s oral health. “
“To investigate risk factors for the occurrence of traumatic dental injuries (TDI) at 4 years of age. Prospective cohort Tacrolimus study. A birth cohort (n = 500) was recruited from the public healthcare system in São Leopoldo, Brazil. Demographic, socioeconomic, anthropometric, and behavioral variables were collected at 6 months, 1 year, and 4 years of age. Clinical examinations at 4 years of age were carried out by a single examiner using the Andreasen classification. Poisson

regression was used to determine risk factors for the occurrence of TDI at 4 years of age. A total of 23.7% of the children (80/337) exhibited TDI at 4 years of age. The risk of TDI was 35% lower among children who had been breastfeed for ≥6 months relative VEGFR inhibitor risk (RR 0.65; 95% CI 0.43-0.97) and more than twofold higher among those who were bottle fed ≥ three times a day (RR 2.37; 95% CI 1.10–5.11) at 12 months of age. Higher household income in the first year of life and greater height at 4 years of age were significantly associated with the outcome. The identification of behavioral, socioeconomic, and anthropometric risk factors for TDI in early childhood can contribute to the elaboration of prevention strategies. “
“The aetiology of isolated clefts of the lip and/or palate remains obscure. Unaffected family members are treated as if their genetic risks are equivalent and low.

We also compared a whole-brain decoder with a GLM-restricted deco

We also compared a whole-brain decoder with a GLM-restricted decoder (MVA-G). Furthermore, we studied if decoding is based on average time-series across clusters (MVA-T), or driven by multivariate activity patterns within individual clusters (MVA-C). We used a one-way anova to test for differences in decoding performance Ku-0059436 purchase among the four decoders. Decoding performance varied significantly (Fig. 3) across the four different decoders, F3,24 = 9.04, P = 0.000346. A Tukey test indicates that MVA-W (M = 77.6, SD = 11.6) was decoded significantly better than MVA-C (M = 56.1, SD = 3.74), P = 0.001. Similarly, MVA-G (M = 79, SD = 9.75) was

decoded significantly better than MVA-C (M = 56.1, SD = 3.74), P = 0.001. No

statistically significant difference was found between MVA-W, MVA-G and MVA-T (M = 68.6, SD = 9.97), though a trend towards significance could be observed. No statistically significant difference was found between MVA-C and MVA-T. Taken together, these results suggest that whole-brain multivariate decoding and GLM-restricted decoding perform comparably. Furthermore, because MVA-W and MVA-G both performed significantly higher than MVA-C, it indicates that decoding depends on distributed patterns of cortical activity. Finally, lower decoding performance for MVA-T compared with MVA-W and MVA-G suggests that multivariate patterns of activity distributed across clusters drive decoding

performance. To further examine online decoding results using MVA-W, we tested how its this website decoding performance evolved during the trials. The results of a TR-by-TR analysis in the non-feedback condition (Fig. 4A) showed that decoding accuracy followed BOLD activity, increasing in the initial 6 s and leveling off afterwards. Moreover, attend-face trials were decoded with an accuracy of 84% (SD = 14.3), whereas attend-place trials were decoded with an accuracy of 71% (SD = 15.3), Masitinib (AB1010) respectively. A paired-samples t-test failed to reveal a statistically significant (t6 = 1.8117, P = 0.12) difference between attend-face and attend-place trials (Fig. 4B). However, a statistically significant asymmetry was found for the familiarity of face and place stimuli in the post hoc behavioral test. A paired-samples t-test showed that subjects ranked faces (M = 3.805, SD = 0.015) more familiar than places (M = 2.85, SD = 0.016), t10668 = 43.19, P = 0. Additionally, we tested how BOLD signal varied for attend-face and attend-place trials in voxels used by the decoder (Fig. 4D and E). A two-tailed paired-samples t-test on percent signal change showed that face-selective voxels responded more strongly to attend-face trials (M = 0.319, SD = 0.123) than to attend-place trials (M = 0.179, SD = 0.142), t6 = 2.468, P = 0.048.

The following temperature cycle was used for PCR: 95 °C for 2 min

The following temperature cycle was used for PCR: 95 °C for 2 min, followed by 30 cycles at 94 °C for 40 s, 52 °C for 30 s, and 72 °C for 1 min, with a final

extension at 72 °C for 5 min. To further characterize the distribution of the differential DNA sequences among the 15 A. pleuropneumoniae serotypes, we extracted the genomic DNA of the 16 reference strains using the AxyPrep Bacterial Genomic DNA Miniprep kit (Axygen) and used this DNA for PCR-based identification of the differential sequences in A. pleuropneumoniae serotypes. The genomic differences between the CVCC259 and CVCC261 strains were determined by RDA. The DP3 differential products were analyzed using neutral polyacrylamide gel selleckchem electrophoresis, and we detected sequences with sizes of approximately 100–400 bp (data not shown). The RDA products were cloned into the pGEM-T vector and sequenced. On the basis of the results of the blastn analysis and the annotation information in GenBank, eight differential

DNA sequences were identified in the CVCC259 strain and 11 differential DNA sequences were identified in the CVCC261 strain. Southern blotting analysis was performed to confirm whether the differential DNA sequences were derived from the chromosome of each tester. All the 19 differential sequences screened from each tester were able to hybridize with the genomic DNA probe of the tester, thereby yielding 19 blots with strongly positive hybridization. However, there were no hybridization ZVADFMK blots in the experiment conducted using the 19 tester-specific DNA sequences and the genomic

DNA probe from each driver (Fig. 1). Genomic DNA from the CVCC259 and CVCC261 strains was used as the template for the PCR-based identification of differential DNA sequences. The electrophoresis results showed that all the 19 Southern-hybridization-positive genes were amplified when the genomic DNA of each tester was used as a template, but they were not amplified when the genomic DNA of Montelukast Sodium each driver was used as a template (Fig. 2). The differential DNA sequences were identified using the genomic DNA from the 17 isolates as the template. All the eight differential DNA sequences of the CVCC259 strain were present in the nine isolates of serotype 1, but absent in the eight isolates of serotype 3. All the 11 differential DNA sequences of the CVCC261 strain were present in the eight isolates of serotype 3, but absent in the nine isolates of serotype 1 (data not shown). After confirming the genomic origin of the differential DNA sequences, the eight differential DNA sequences of the CVCC259 strain and the 11 differential DNA sequences of the CVCC261 strain were identified. The nucleotide similarities of these sequences were determined by searches in GenBank, the European Molecular Biology Laboratory database, and DNA databank of Japan. Although the complete genome of the A.

All patients had been treated with at least one dose of praziquan

All patients had been treated with at least one dose of praziquantel 40 to 60 mg/kg >12 weeks after exposure and had not been reexposed to schistosomiasis after treatment. Results. Twenty-eight traveler (15 tourists and 13 expatriates) and two immigrants were reexamined after treatment. Viable ova were detected in six traveler (20%). Ova were found in 5/23 (22%) rectal biopsies and in 2/12 (17%) urine samples. Treatment failure was suspected in a symptomatic patient who 2 years after treatment had eightfold rise in antibody titer and elevated IgE but no detectable ova in urine or rectal biopsies. Additional 13 patients

had one or more parameters, which could indicate persistent infection. There were no significant Obeticholic Acid mw differences in eosinophil count, IgE or, change in antibody titer between patients with versus without detectable ova after treatment. Conclusions. In traveler with a low parasite burden, assessment of treatment results can be difficult because of the low sensitivity of microscopy and persistence of antibodies for several years after treatment. We found a high rate of treatment failure among traveler, indicating that nonimmune see more patients may need more than the recommended single day of treatment for eradication of parasites. Until more sensitive and specific methods for detection of persistent, active infection are available,

repeated mTOR inhibitor treatment should be considered in patients with continuous symptoms or other indications of treatment failure even when viable ova cannot be detected by microscopy. Schistosomiasis is transmitted by skin contact with contaminated freshwater (ie, swimming, fishing, or rafting) inhabited by snails carrying the parasite and can be transmitted even after brief exposure to freshwater in endemic areas. In European countries there is an increasing number of imported cases because of migration, international travel, and adventure tourism.1

The gold standard for the diagnosis of schistosomiasis is the detection of viable ova by microscopy of urine, feces and/or, tissue biopsies. In traveler, who usually only have a low parasite burden, ova are often not detectable and diagnosis relies on serology,2 which in patients with detectable ova has demonstrated good sensitivity for S. mansoni but somewhat lower sensitivity for other species.3 Antibodies can be detected for several years after treatment of the infection, and assessment of treatment effectiveness in traveler can be difficult.4,5 Praziquantel has been used to treat schistosomiasis for more than 25 years and is still the drug of choice.6 The mechanism of action of praziquantel is unknown, but one effect of praziquantel might be disruption of the surface membrane of schistosomes and exposure of antigens that can be attacked by antibodies, implying that efficacy of treatment depends on immunity of the host.

The mechanism of action in producing oxidative stress resistance

The mechanism of action in producing oxidative stress resistance and morphogenetic transitions appears to be closely related, as strains lacking Ras1 and Cyr1 cease to demonstrate the same resistance as wild

type when exposed to hydrogen peroxide when preincubated with farnesol. The mechanism of action probably does not depend on the Hog1 pathway, as hog1 mutants fared no differently from the wild type when farnesol-mediated oxidative stress resistance was measured (Menon et al., 2006). The fact that farnesol induces such resistance indicates that it plays a role during infections, as ROS has been shown to play a central role in host defense against fungal pathogenesis (Jain et al., 2009). Furthermore, the induction of oxidative stress by macrophages Src inhibitor is part of the defense repertoire against pathogens (Lorenz & Fink, 2001, 2002) and resisting such stresses is critical for survival of this website Candida within macrophages. Thus, it is hypothesized that C. albicans, via farnesol-mediated resistance, may survive action by macrophages and neutrophils (Fan et al., 2007). If Candida survives the host ROS, it can differentiate into a hyphal form (which farnesol inhibits) and subsequently invade and lyse the host cell to escape. Inhibition of farnesol, and therefore the oxidative resistance it produces, promises new development strategies for antifungal drugs. Opposing the

action of farnesol is the aromatic alcohol tyrosol, a catabolic product of the amino acid tyrosine. In diluted cultures, tyrosol concentration is reduced and C. albicans experiences an exceptionally long lag phase before re-entering exponential growth (Chen et al., 2004). This long lag phase is abolished by the

addition of tyrosol to the culture medium. The dilution of exponential-phase culture may destabilize transcripts necessary for cell division; therefore, it is hypothesized that tyrosol stabilizes them, enabling exponential growth to proceed. Because tyrosol is released into the culture medium by C. albicans and has Cetuximab price a concentration-dependent behavior, it is an autostimulatory small molecule; however, unlike those observed in bacteria, it does not appear to explicitly upregulate its own production (Chen et al., 2004). Although Saccharomyces cerevisiae is not a threatening pathogen, it has been used as a model for fungal pathogenesis (McCusker, 2006). Saccharomyces cerevisiae uses at least two aromatic alcohols, phenylethanol and tryptophol (Chen & Fink, 2006), as environmental cues, whose effect is also dependent on population density. The ambient concentration of these aromatic alcohols, in turn, regulates morphogenesis by encouraging a transition from the unicellular morphotype to a ‘multicellular’ filamentous one. The biosynthetic pathway for the two alcohols is activated upon nitrogen starvation and repressed in rich medium.

Travelers were subsequently contacted by telephone within a week

Travelers were subsequently contacted by telephone within a week of their return to minimize recall bias. Individuals were considered lost to follow-up after three unsuccessful calls at 1-week intervals. Data regarding risk behaviors, the occurrence

of health problems during travel, and malaria chemoprophylaxis observance were recorded. Data regarding insect bite prophylaxis, sun exposure, food and drink consumption, freshwater bathing, sport activities, wet sand exposure, and animal contact were documented. The occurrence of health problems during travel was recorded. Systematically, investigation was Vorinostat conducted for the following: fever, cough, nose and throat diseases, diarrhea, vomiting, dehydration, heat stress, chronic disease decompensation, lower limb venous problems, trauma, psychological disorders, genitourinary symptoms, and skin diseases, including insect bites and sunburns. Data were analyzed with the SPSS v15.0 (SPSS, Inc., Chicago, IL, USA) software package. Chi-square tests were used to compare proportions of travelers who reported specific symptoms to those who did not. A p value <0.05 was considered significant. All p values were determined by two-tailed t-test. Factors associated with poor

compliance to malarial prophylaxis were explored using logistic regression models. Factors with p values below 0.20 in univariate models were considered eligible for multivariate analysis, as suggested in the classical work of Mickey and Greenland.11 A stepwise procedure based on likelihood see more ratio criteria was used to obtain the best criteria with the lowest Akaike criteria.12–14 buy Enzalutamide For the final model, a two-tailed p value <0.05 was considered significant. Data were prospectively collected from the GeoSentinel data platform, using standard GeoSentinel data fields,15 for patients presenting to the two sites in Marseille (Infectious Diseases and Tropical Medicine wards, Hôpital Nord and Hôpital Lavéran) from March 2003 to December 2008 with a travel-associated illness

following travel to Senegal. The GeoSentinel Surveillance Network consists of specialized travel/tropical medicine clinics on six continents where ill travelers are seen during or after traveling to a wide range of countries and where information on travelers is prospectively recorded using a standardized format (www.geosentinel.org). Information collected included demographic data (age, sex, and country of birth), reason for most recent travel, duration of travel, pre-travel encounter, and time to presentation. Patients whose reason for traveling was their initial migration trip from Senegal to France were excluded from the study. Among the 392 individuals enrolled during pre-travel consultation, nine canceled their journey (2.3%), 25 were lost in follow-up (6.4%), and 358 were administered a post-travel questionnaire.

Distinction between “initiation,” “acceleration,” and “peak” pand

Distinction between “initiation,” “acceleration,” and “peak” pandemic intervals was made by application of enduring definitions (since Cabozantinib molecular weight 2008[5]) to best available information emanating from each country. Differentiation of acceleration from peak intervals would be most affected by limitations in interpretation of available information. In summary, we found that ill travelers with known countries of exposure can mirror significant transmission intensity within the source country and serve as a separate and important indicator from initial case detection

and reporting within that country. Other sensitive mechanisms for initial case detection otherwise exist in most countries. That travelers are important vectors of novel respiratory pathogens may be thought intuitive, however, our specific and detailed descriptive findings have not been documented elsewhere for H1N1pdm09 or other emerging respiratory pathogens.

For future novel respiratory events in which an age profile or predominance emerges early, travelers can function as sentinels for sustained transmission and could complement traditional surveillance systems and aid public health planning for targeted surveillance, interventions, RAD001 purchase and quarantine protocols at international borders. Additionally, these sentinel systems might fill the gaps in epidemiologically “silent” surveillance zones. This work was supported by the GeoSentinel Surveillance Network through a cooperative agreement with the Centers for Disease Control and Prevention (CDC; grant 5U50CI000359), by a tender from the European Centre for Disease Prevention

and Control (ECDC; tender OJ/2008/07/08-PROC/2008/019), and by funding from the International Society of Travel Medicine (ISTM). The findings and conclusions in this report are those of the authors and do not necessarily represent the views of Histamine H2 receptor the Centers for Disease Control and Prevention. Payments from the CDC funding grant were made to authors or their institutions (D. A. P., P. L. L., E. C., F. C., P. E. K., and D. O. F). Consulting fees were paid by Baxter (to E. C.) and Crucell (to P. E. K.). Payment for development of educational presentations was paid by Sanofi (to P. E. K.). All other authors report no potential conflicts. Additional members of the GeoSentinel Surveillance Network who contributed data (in descending order) are: Alice Pérignon, Hôpital Pitié-Salpêtrière, Paris, France; Giampiero Carosi, University of Brescia, Brescia, Italy; Philippe Parola and Fabrice Simon, Hôpital Nord and Hôpital Lavaran, Marseille, France; Gerd-Dieter Burchard, Bernhard-Nocht-Institute for Tropical Medicine, Hamburg, Germany; Natsuo Tachikawa and Hanako Kurai, Yokohama Municipal Citizen’s Hospital, Yokohama, Japan; Frank von Sonnenburg, University of Munich, Munich, Germany; Patrick W. Doyle and Wayne G.

Distinction between “initiation,” “acceleration,” and “peak” pand

Distinction between “initiation,” “acceleration,” and “peak” pandemic intervals was made by application of enduring definitions (since selleck inhibitor 2008[5]) to best available information emanating from each country. Differentiation of acceleration from peak intervals would be most affected by limitations in interpretation of available information. In summary, we found that ill travelers with known countries of exposure can mirror significant transmission intensity within the source country and serve as a separate and important indicator from initial case detection

and reporting within that country. Other sensitive mechanisms for initial case detection otherwise exist in most countries. That travelers are important vectors of novel respiratory pathogens may be thought intuitive, however, our specific and detailed descriptive findings have not been documented elsewhere for H1N1pdm09 or other emerging respiratory pathogens.

For future novel respiratory events in which an age profile or predominance emerges early, travelers can function as sentinels for sustained transmission and could complement traditional surveillance systems and aid public health planning for targeted surveillance, interventions, Nutlin-3a price and quarantine protocols at international borders. Additionally, these sentinel systems might fill the gaps in epidemiologically “silent” surveillance zones. This work was supported by the GeoSentinel Surveillance Network through a cooperative agreement with the Centers for Disease Control and Prevention (CDC; grant 5U50CI000359), by a tender from the European Centre for Disease Prevention

and Control (ECDC; tender OJ/2008/07/08-PROC/2008/019), and by funding from the International Society of Travel Medicine (ISTM). The findings and conclusions in this report are those of the authors and do not necessarily represent the views of Etofibrate the Centers for Disease Control and Prevention. Payments from the CDC funding grant were made to authors or their institutions (D. A. P., P. L. L., E. C., F. C., P. E. K., and D. O. F). Consulting fees were paid by Baxter (to E. C.) and Crucell (to P. E. K.). Payment for development of educational presentations was paid by Sanofi (to P. E. K.). All other authors report no potential conflicts. Additional members of the GeoSentinel Surveillance Network who contributed data (in descending order) are: Alice Pérignon, Hôpital Pitié-Salpêtrière, Paris, France; Giampiero Carosi, University of Brescia, Brescia, Italy; Philippe Parola and Fabrice Simon, Hôpital Nord and Hôpital Lavaran, Marseille, France; Gerd-Dieter Burchard, Bernhard-Nocht-Institute for Tropical Medicine, Hamburg, Germany; Natsuo Tachikawa and Hanako Kurai, Yokohama Municipal Citizen’s Hospital, Yokohama, Japan; Frank von Sonnenburg, University of Munich, Munich, Germany; Patrick W. Doyle and Wayne G.

Several studies have associated this mutation with the loss of vi

Several studies have associated this mutation with the loss of virological response to nelfinavir [27], saquinavir [28], fosamprenavir [29], lopinavir [30], indinavir FK228 research buy [31], atazanavir [32] and tipranavir [33]. Moreover, the L10I/V mutation was observed at a higher frequency in Mali (18.81%) than in

Burkina Faso (11.7%) [34], which borders Mali. In order to assess whether there could be a founder effect, we performed a phylogenetic analysis which revealed no link between patients harbouring drug resistance mutations (Fig. 2). L33F was observed in one patient. It has also been recently reported by Derache et al. [7] in Mali. This mutation is associated with low-level resistance to most PIs including lopinavir [35], nelfinavir [36], atazanavir [36,37] and darunavir [38]. As PIs are not widely used in Mali, these mutations are more likely to be polymorphisms. We also observed polymorphisms in the C-terminal domain of reverse transcriptase (amino acids 293–560): G335D (prevalence 76.2%; 95% CI 67.9–84.5%), A371V (63.4%; 95% CI 54–72.8%), E399D (10.9%; 95% CI 4.8–17%)

and G333D/E (1%; click here 95% CI 1–1%). Recent studies have shown that these mutations are associated with the emergence of resistance to NRTI and NNRTI drugs. Brehm et al. [39] showed that mutations A371V and Q509L, in association with TAMs, lead to a significant increase in resistance to zidovudine and cross-resistance to lamivudine and abacavir, but not to stavudine or didanosine. G335D, when associated with TAMs, also causes a surge of resistance to zidovudine [40]. E399D has also been associated with resistance to zidovudine and NNRTIs [41]. Recently, Zelina et al. [42] showed that the mutation G333D facilitates dual resistance to zidovudine and lamivudine in combination with M184V. The high prevalence of these mutations observed in our study raises the question of the role of these polymorphisms in non-B subtypes

and whether they could contribute to increasing resistance to first-line therapies. PIK3C2G In our study, the overall prevalence of primary resistance in Mali was 9.9% (95% CI 6.9–12.9%). Considering other mutations in the protease gene that could potentially be involved in resistance to PIs, such as 10I/V and 33F, the prevalence would be 28.7% (95% CI 19.9–37.5%). This increase in the rate of primary drug resistance in Mali is worrisome in the context of limited treatment options for first-line therapy. It is therefore necessary to regularly monitor the development of primary resistance in Mali, and in other resource-limited countries, to better inform our treatment strategies. This work was supported by CIHR Op # 152243 and by Virco BVBA. CT and VKN are Clinician Scientists supported by the Réseau du Fonds de la Recherche en Santé du Québec (FRSQ) and Réseau FRSQ-SIDA.

5% BSA for 30 min at 37 °C, and then subsequently treated

5% BSA for 30 min at 37 °C, and then subsequently treated

with washing buffer. Serially diluted mice sera were added and incubated for 30 min at 37 °C. Detection of bound IgG was achieved by incubation with IgG-horseradish peroxidase (HRP) (Southern Biotech) diluted 1 : 5000 in washing buffer for 30 min at 37 °C. For measuring IgG isotypes, the wells were incubated with 100 μL of rabbit antimouse IgG1-HRP or IgG2a-HRP (Sigma) diluted 1 : 5000 in washing buffer. The plates were washed three times and the colour was developed by adding 100 μL of the activated substrate solution (sodium citrate buffer, containing 1 mg mL−1 3,3′,5,5′-tetramethylbenzidine and 0.03% H2O2) and incubated in the dark for 10 min. The reaction was stopped by adding 50 μL of 0.25% hydrofluoric acid to each well. The plates were read with a microenzyme-linked immunosorbent assay reader at 630 nm. Antibody titres were determined http://www.selleckchem.com/products/gsk1120212-jtp-74057.html based on the dilution of serum yielding 50% of the maximum OD above background. Quantitative real-time PCR assays were performed to specifically

quantify the expression of HP0272 in vivo and in vitro. Six pigs from the same herd free from SS2 infection were randomly assigned to two groups of three each. One group was inoculated intravenously with SS2 ZYS strain at a dose of 5 × 104 CFU per pig, and the other group received sterile PBS as a negative control. Three days after inoculation, bacteria were recovered from three SS2-infected pigs according to LeMessurier et al. (2006): brain samples were centrifuged at 855 g for 6 min at 4 °C, Roxadustat cost and subsequently centrifuged at 15 500 g for 2 min at 4 °C. Then SS2 isolated from the brain of pigs or cultured in THB were used to extract total RNA with an SV total RNA Isolation System (Promega) and total RNA from the brains of three pigs served as negative control were also extracted. cDNA was synthesized with Reverse Transcriptase XL (TaKaRa,

Baricitinib Dalian, China) and Random primer (Toyobo, Japan). Each cDNA sample was used as a template for real-time PCR amplification with reaction mixture containing SYBR Green I (Toyobo), forward and reverse primers for the 16S rRNA gene (internal control) and HP0272 as follows: 16S rRNA gene (forward primer: 5′-GTTGCGAACGGGTGAGTAA-3′, reverse primer: 5′-TCTCAGGTCGGCTATGTATCG-3′); HP0272 (forward primer: 5′-TTGAAGGCGGAAGAAGGT-3′, reverse primer: 5′-CGTAGGGAAGGAGGCTGTT-3′). All reactions were performed in triplicate, and an ABI PRISM 7500 sequence detection system was used for amplification and detection. For each run, to normalize the amount of sample cDNA added to each reaction, the Ct value of the HP0272 gene was subtracted from the Ct value of the endogenous control 16S rRNA gene (ΔCt=Ct HP0272−Ct 16S rRNA gene), and then for a comparison between the expression of HP0272 in vitro and in vivo, the in vivoΔCt values were subtracted from the in vitroΔCt value (Δ−ΔCt=ΔCtin vivo−ΔCtin vitro). The fold changes were calculated according to (Livak & Schmittgen, 2001).