Melting curves were obtained from 55°C to 90°C, with fluorescence measurements taken at every 1°C increase in temperature. All reactions were carried out in triplicate along with a non-template control. Ct values were calculated CBL0137 price under default settings for the absolute quantification using the software provided with the instrument. The equation drawn from the graph was used to calculate the precise number of target molecule (plasmid copy no. or number of bacteria) tested in same reaction plate as standard as well as in sample. Statistical analysis Graph of respective bacterial population is plotted as mean value

with standard error. Each sample was analyzed in triplicate for calculation of significant differences in bacterial population by the Man-Whitney test. P values of 0.05 or below considered as significant. Paired samples collected from healthy volunteers before and after satronidazole treatment were analyzed by

Wilcoxon matched-pairs signed rank test (two tailed). Analysis was done using GraphPad Prism-5 software. Results Screening of E. histolytica positive samples DNA from concentrated cyst was subjected to Dot-blot hybridization. Dot blot analysis of 550 samples yielded TH-302 supplier 39 samples (7%) that were positive for Entamoeba (Figure 1B). The DNA from Entamoeba positive samples were subjected to PCR using species specific primers of E. histolytica and E. dispar (Figure 2C & D). Out of 39 samples, 17 samples (43%) were positive for E. histolytica. None of the samples only in our study population were found positive for both the species of the parasite. Quantification of predominant flora High quality DNA isolated from E. histolytica positive stool sample was subjected to Real Time analysis

to assess the predominant gut flora that included Bacteroides, Bifidobacterium, Eubacterium, selleck screening library Clostridium leptum subgroup, Clostridium coccoides subgroup, Lactobacillus and Ruminococcus. Two subdominant genera Methanobrevibacter smithii and Sulphur reducing bacteria (SRB) were also quantified. Validation of primers designed by us for the above genera have already been reported [21]. In addition to the above primers, here we report a Real time analysis of nim gene copy number for which a standard curve and amplification curve have been drawn that shows specific and efficient quantification with slope = −3.6 and R2 =0.998 (Figure 3A & B). Figure 3 Real-time analysis for quantification of different bacterial genera in Healthy vs E. histolytica positive (Eh + ve) samples. (A) Bacteroides (B) Clostridium coccoides subgroup (C) Clostridium leptum subgroup (D) Lactobacillus (E) Campylobacter (F) Eubacterium. P value = .05 or below was considered significant. CI stands for confidence interval. Our analysis reveals that during healthy conditions, the members of Bacteroides were the most abundant in number among the predominant targeted genera. However, a significant decrease was observed in population of Bacteroides (p = .

subtilis, where it has been proposed to play a role similar to that of the E. coli MinE topological specificity component of the MinCDE division site selection system [33, 34]. A divIVA gene is also present in Streptomyces coelicolor [35] and in other actinomycetes, like Mycobacterium tuberculosis,

where Wag31 (antigen 84), a protein proposed to be involved in cell shape maintenance [36]. While many gram-positive bacteria may contain divIVA gene but lack minE and even the full Volasertib manufacturer minCDE system, many gram-negative bacteria have minE but no divIV. FtsE, in association with the integral membrane protein FtsX, is involved in the assembly of potassium ion transport proteins, both of which being relevant to selleck chemicals llc the tubercle bacillus. Recently FtsE and FtsX have been found to localize to the septal ring in E. coli, with the localization requiring the cell division proteins FtsZ, FtsA, and ZipA but not FtsK, FtsQ, FtsL, and FtsI proteins [37], suggestive of a role for FtsEX in cell division. Thus, since FtsE of the FtsEX complex shares sequence conservation with ABC type transporter proteins, the complex could be involved in the transport or translocation processes involving drugs, ions, solutes, proteins, peptides or polysaccharides in relation to drug resistance, salt

tolerance, cell division or membrane protein insertion. Transcriptional regulators In total, There are 15 transcriptional regulators identified as cell wall related proteins in this work, among which P5091 include two ArsR-family proteins, three TetR family proteins and two two-component transcriptional regulatory proteins (detailed information given in Additional file 3). Two-component systems are major elements in bacterial adaptation to environmental changes. These systems are implicated in a large variety of adaptive responses, such as quorum sensing, chemotaxis

and metabolic changes. In many pathogenic bacteria, two-component systems are central regulatory elements for the production of virulence factors [38, 39]. In this study two Amino acid two-component transcriptional regulatory proteins, PrrA and DevR were identified in the cell wall proportion. The prrA gene, encoding the regulator of the two-component system PrrA-PrrB, has been shown to be induced upon macrophage phagocytosis and to be transiently required for the early stages of macrophage infection for M. tuberculosis[40]. Adaptation to oxygen limitation is likely to constitute a key step in mycobacterial persistence and dormancy and could well be mediated by a two-component system and it is suggested that DevR-DevS might serve as a regulatory link between hypoxia and establishment and/or maintenance of the appropriate response [41].

An high-dose treatment with lanreotide (up to 12 mg/day) GSK2245840 purchase produced tumour size reduction in 5% and stabilisation in 70% of the 19 patients. In responding patients was observed an induction of apoptosis in the tumours, a phenomenon not seen with regular

doses of somatostatin analogs, but often produced by chemotherapeutic agents [62]. Subcutaneously injections of 5 mg lanreotide three times a day for a period of 1 year produced one complete and one partial remission in 30 patients with functional midgut NETs; stable disease in 11 patients (36%) and progression of the disease after 3-12 months of treatment in 11 patients [63]. The treatment with high-dose somatostatin analogues induced apoptosis in neuroendocrine tumours, while this was not found during treatment with low-dose somatostatin, in a study where biopsy specimens were taken before and during somatostatin analogue treatment [61]. In a highly select group of patients with progressive disease, 47% of the patients demonstrated at least stable disease when treated with

a high dose of lanreotide (3-5 g/day) [77]. High-dose formula of octreotide has Rabusertib solubility dmso been recently reported to stabilize hormone production and tumour growth in 75% of patients with advanced midgut carcinoid tumours and progressive disease with stabilisation for 6-24 months, [78]. These effects may be attributable to SSTR 2 which is the most frequently expressed subtype and/or SSTR 5, 1 and 3 which are also expressed [90, 91]. Data from a study with Y-27632 in vitro ultra-high dose octreotide pamoate (Onco-LAR; Novartis) at 160 mg intramuscularly every 2 weeks for 2 months followed by the same dose once monthly, appear to show some promise. Ceramide glucosyltransferase Tumour size stabilisation was obtained in 12 patients, a biochemical responses in 9 patients and/or stability in 11. No significant tumour reduction was noted. At 6 months, the median plasma concentrations

of octreotide were 25-100 times higher than those obtained by using octreotide LAR at regular doses. A significant inhibition of angiogenesis was also showed through the down-regulation of proliferative factors such as vascular endothelial growth factor (VEGF) and fibroblast growth factor [12]. The highest response rates were reported using octreotide in doses greater than 30 mg/day or lanreotide in doses greater than 5 mg/day (and up to 15 mg/day) [63]. Tomassetti et al. have reported that after one-year therapy, the tumour completely disappeared in three patients suffering from gastric carcinoid, two of whom were treated with lanreotide 30 mg i.m. every 10 days [92].

Paul, MN). Then subjects were fitted with a HR monitor (Polar, Polar Electro Oy, Finland) placed around their chest at the level of the xiphoid process to ensure a quality heart rate signal. Seat and handlebar height were recorded and were replicated for subsequent experimental trials. After warm-up on the bicycle ergometer for 5 minutes at 25 Watts, subjects were asked to complete a progressive resistance exercise test. Subjects

rode at a cadence of 60–90 rpm against an increasing resistance of 50 Watts every 2 minutes until volitional exhaustion. Rating of perceived exertion (RPE) was obtained at the end of each stage using the 10-point Borg category scale [28]. All subjects met at least two of the following criteria to be considered 3-MA in vitro a selleck inhibitor maximal test: 1) increase in VO2 between the last 2 stages of less than half the expected increase, 2) RER ≥ 1.10, or 3) RPE ≥ 9 on the Borg https://www.selleckchem.com/products/azd5582.html 1–10 scale. Analyzed gas samples were used to determine peak aerobic capacity (VO2 peak) and the ventilatory

threshold (VT) by the Dmax method [29]. Experimental design This study used a randomized, double-blind, placebo controlled, crossover design. Subjects were randomized for preexercise intake with the ED or placebo and received the opposite treatment a minimum of 7 days later (see Table 1 for ingredients). Regular version Monster ED was standardized at 2.0 mg per kilogram of body mass (mg · kgBM-1) of caffeine and the placebo was prepared from noncaffeinated diet Mountain Dew and lemon juice by a lab staff member. Both drinks were served in a dark, opaque container and consumed 60 minutes before testing started. The beverage was Glycogen branching enzyme consumed within a 10-minute period from the time it was received. The mean total beverage volume was 467 ± 109 mL (about one 16 oz can). Resting HR data were obtained as explained above followed by exercise. After a minimum of 7 days from preliminary testing, subjects returned to LIHP for their initial energy drink trial. They observed the same pre-testing criteria with respect to fasting, caffeine, and exercise.

All testing was performed in a climate controlled environment between 6:00 to 8:00 am at a minimum of 1 week apart. Participants were informed that they would receive either an energy drink or a taste-matched placebo before experimental testing and a small amount of water (75 mL total) at the 15 minute and 30 minute mark during exercise. Participants were instructed to not discuss the characteristics of the beverages with other participants and were asked at the end of the experimental trial which beverage they received. Table 1 Monster energy drink ingredients Ingredient Amount (per kg body mass) Carbohydrate 0.65 mg kgBM-1 Cafeine 2 mg kgBM-1 Taurine 25 mg kgBM-1 Pana-ginseng 5 mg kgBM-1 Vitamin C 1.5 mg kgBM-1 Ribiflavin 0.04 mg kgBM-1 Niacin 0.50 mg kgBM-1 Vitamin B6 0.

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Adv Drug Deliv Rev 2009, 61:388–401.PubMedCrossRef 11. Longley DB, Harkin DP, Johnston PG: 5-Fluorouracil: mechanisms of action and clinical strategies. Nat Rev Cancer 2003, 3:330–338.PubMedCrossRef 12. Gamelin E, Boisdron-Celle M, Delva R, Regimbeau C, Cailleux PE, Alleaume C, Maillet ML, Goudier MJ, Sire M, Person-Joly MC, Maigre M, Maillart P, Fety R, Burtin P, Lortholary A, Dumesnil Y, Picon L, Geslin J, Gesta P, Danquechin-Dorval E, Larra F, Robert J: Long-term weekly treatment of colorectal metastatic cancer with fluorouracil and leucovorin: results of a multicentric prospective trial of fluorouracil dosage optimization by pharmacokinetic monitoring in 152 patients. J Clin Oncol 1998, 16:1470–1478.PubMed 13.

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3. Hogberg L, Geli P, Ringberg H, Melander E, Lipsitch M, Ekdahl K: Age- and serogroup-related differences in observed durations of nasopharyngeal carriage of penicillin-resistant pneumococci. J Clin Microbiol 2007, 45:948–952.PubMedCrossRef 4. Hall-Stoodley L, Hu FZ, Gieseke A, Nistico L, Nguyen D, Hayes J, et al.: Direct detection of bacterial biofilms on the middle-ear mucosa of children with chronic otitis media. JAMA 2006, 296:202–211.PubMedCrossRef 5. Sanderson AR, Leid JG, Hunsaker D: 26s Proteasome structure Bacterial biofilms on the sinus mucosa of human subjects with chronic rhinosinusitis. Laryngoscope 2006, 116:1121–1126.PubMedCrossRef 6. Hoa M, Tomovic S, Nistico L, Hall-Stoodley L, Stoodley P, Sachdeva L, et al.: Identification of adenoid biofilms with middle ear pathogens in otitis-prone children utilizing SEM this website and FISH. International Journal of Pediatric Otorinolaryngology 2009, 73:1242–1248.CrossRef 7. Sanchez CJ, Shivshankar P, Stol K, Trakhtenbroit S, Sullam LM, Sauer K,

et al.: The pneumococcal serine-rich repeat protein is an intra-species bacterial adhesin that promotes bacterial aggregation in vivo and in biofilms. PloS Pathog 2010, 6:e1001044.PubMedCrossRef 8. Oggioni MR, Trappetti C, Kadioglu A, Cassone M, Iannelli F, Ricci S, et al.: Switch

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690 18.150 ± 9.037 17 11.375 ± 5.870 8.750 ± 5.358 86.800 ± 53.677 12.250 ± 4.793 6.125 ± 2.396 RANGE 5.375 – 34.475 4.303 – 35.750 31.500 – 210.600 8.290 – 49.700 2.734 – 34.400 Data are expressed as mean ± standard deviation. MIC values observed for ATCC bacterial VS-4718 cost strains fell into the same platelet concentration ranges as those of the corresponding clinical isolates. MBC tests showed that C. albicans was never killed by P-PRP, while the other microorganisms were killed at concentrations 3–4 times the MIC. Discussion The regenerative potential of PCs has been explored considerably during the last two decades.

On the contrary, in the available literature only few reports can be found about their antimicrobial effects. To date, the components responsible for the antimicrobial activity of PCs remain poorly understood, in particular AUY-922 research buy because these materials are a complex mixture of platelets, white blood cells and plasma. The respective impact of the plasma and cellular components has not been studied in detailyet. Several antimicrobial factors

have been proposed, including platelet antimicrobial proteins and peptides of the innate immune defense, or platelet α-granules components, such as complement and complement-binding proteins. [17, 21–26] Direct interaction of platelets with microorganisms and participation in antibody-dependent cell cytotocity and white blood cells in direct bacterial killing, release of myeloperoxidas, activation of the antioxidant responsive element and antigen-specific immune response have also been suggested. [12, 15, 27] The role of leucocytes within PCs is a matter of intense debate. Some authors have suggested that inclusion of white blood cells Tideglusib in PCs may help to improve the stability of the scaffold and increase the antimicrobial potential. [18] However, Anitua

et al. [20] results showed that a further leucocyte dose did not significantly improve the antimicrobial properties of P-PRP. It is also possible that the additional leukocyte content might increase the inflammatory response at the site because of the metalloproteases, pro-inflammatory proteases and acid hydrolases secreted by white blood cells [28]. Bacterial PIK3C2G infection is one of the most serious complications impairing wound healing and tissue regeneration. Even when applying strict disinfection, bacteria can infiltrate and colonize the underlying tissues of the wound. The combination of proteolytic enzymes, toxin-rich bacterial exudates and chronic inflammation can alter growth factors and metalloproteinases, thereby affecting the cellular machinery needed for cell proliferation and wound healing [29, 30]. Developing approaches and strategies that may help to control or prevent the problem of wound infections would have considerable clinical, social and economic effects. Our study has shown that P-PRP was active against microorganisms colonizing the oral cavity such as E. faecalis, C. albicans, S. agalactiae and S. oralis, but not against P.

PubMedCrossRef 32. Ralebitso TK, Yamazoe A, Reuling WF, Braster M, Senior E, van Verseveld HW: Insights into bacterial associations catabolizing atrazine by culture-dependent and molecular approaches. World J Microbiol Biotechnol 2003,19(1):59–67.CrossRef 33. Ralebitso TK, Roling WFM, Braster M, van Senior E, Verseveld HW: 16S rDNA-based characterization of BTX-catabolizing microbial associations isolated from a South African sandy soil. Biodegradation 2000,11(6):351–357.PubMedCrossRef 34. Starr RI, Cunningham DJ: Phytotoxicity, absorption, and translocation

of 4-aminopyridine in #Small molecule library mouse randurls[1|1|,|CHEM1|]# corn and sorghum growing in treated nutrient cultures and soils. J Agric Food Chem 1974,22(3):409–413.CrossRef Competing interests The authors declare that they have no competing interests.. Authors’ contributions All authors contributed in the organization and design of experiments as well as data interpretation and manuscript preparation. RN and AM isolated the 4-aminopyridine-degrading enrichment culture and identified the culturable bacteria. RN performed the DGGE analysis. ST separated and identified the metabolites. ST and KY wrote the manuscript. All authors read and approved the final version of the

manuscript.”
“Background Tularemia is a rare zoonotic disease caused by Francisella tularensis, a Gram negative, LY2606368 solubility dmso facultative intracellular, fastidious bacterium [1]. Most infections in animals and humans are caused by two F. tularensis subspecies, F. tularensis subsp. tularensis (Jellison type A) and F. tularensis subsp. holarctica (Jellison type B). F. tularensis type A is endemic in North America and type B is located in Europe, Asia, and North America [2–4]. Three biotypes of the less virulent type B have been described: biovar I (erythromycin sensitive), biovar II (erythromycin resistant), and biovar japonica which Protirelin can ferment glycerol [4]. In Germany, human infections are usually caused by skinning, preparing or eating infected hares or drinking contaminated

water. F. tularensis was sporadically diagnosed in humans in the first half of the 20th century in Germany but almost disappeared in the following decades [5, 6]. Between 1983 and 1992 only four sporadic cases of tularemia were notified in hares or rabbits from Lower Saxony, Rhineland-Palatinate, North Rhine-Westphalia and Baden-Württemberg, respectively [6]. After years without reported cases in animals the re-emergence of tularemia started in 2004 with an outbreak of tularemia in a semi-free living group of marmosets (Callithrix jacchus) in Lower Saxony [7], and in December 2005 an outbreak with 15 human cases due to contact with infected hares was reported from Hesse [8]. The detection of F. tularensis subsp. holarctica in organ samples of these hares using PCR assays was the beginning of our investigations of tularemia in European brown hares (Lepus europaeus) in Germany. A variety of PCR methods has been established for the detection of F.

The PCR was carried out under the following conditions: 1 cycle of 95°C for 7 min, 35 cycles of 94°C for 1 min, 55°C for 1 min and 72°C for 1 min and 1 cycle of 72°C for 7 min. 500 ng of DNA of PCR product from each sample were used to perform the subsequent TTGE experiments. TTGE buy ABT-888 Analysis of PCR amplicons We used the DCode Universal mutation detection system (Bio-Rad, Paris, France) for the sequence-specific separation https://www.selleckchem.com/products/thz1.html of PCR products. Electrophoresis was performed as previously described [17]. TTGE runs were conducted in triplicate and gel photographed with DigiDoc-It system (UVP, Cambridge, UK). Species-specific PCR We choose to detect those particular species whose presence seems

to be involved in celiac disease [7, 9]. 16S rDNA gene-targeted primers were utilized to detect them. The primers used were ECO-1 5′-gacctcggtttagttcacaga-3′, ECO-2 5′-cacacgctgacgctgacca-3′ for Escherichia coli (585 bp); BV-1 5′-gcatcatgagtccgcatgttc-3′, BV-2 5′-tccatacccgactttattcctt-3′ for

Bacteroides vulgatus (287 bp); g-Ccoc-F 5′-aaatgacggtacctgactaa-3′, g-Ccoc-R 5′-ctttgagtttcattcttgcgaa-3′ www.selleckchem.com/products/MGCD0103(Mocetinostat).html for Clostridium coccoides group (438-441 bp), g-Bifid-F 5′-ctcctggaaacgggtgg-3′, g-bifid-R 5′-ggtgttcttcccgatatctaca-3′ for Bifidobacterium spp (549-563 bp). The PCR were performed as previously described [18]. Data Analysis Agglomerative Hierarchical Classification (AHC.) Dendrogram generated with XLStat 7.5 (Addinsoft, NY, USA) on binary matrix of TTGE variables was evaluated by one-tailed chi-squared test. Data were automatically mean centred and unit variance (UV) scaled. A P value equal or less 0.05 was considered statistically significant. Dice similarity index (S D , mean % ± SD) was calculated within the

respective HC and CD groups to assess inter-individual similarity by the formula S D = (2n AB )/(nA + nB), where n A is the total 17-DMAG (Alvespimycin) HCl number of bands in pattern A, n B is the total number of bands in pattern B and n AB is the number of bands common to pattern A and B. Ecological features. Doc-It LS software (UVP, Cambridge, UK) was used for TTGE bands densitometry peak height quantification, and the correspondent data were analyzed for the microbial biodiversity by Shannon-Wiener index with SigmaPlot 9.0 software. Intra-group variance value (V value) was also calculated. V value defines the variance of data points in each cohort, representing the data dispersion, and indicating the homogeneity/heterogeneity between individuals within a population. In addition, the range-weighted richness (Rr), reflecting the carrying capacity of the duodenal system, was calculated by the formula Rr = N2 XTg, where N is the total number of bands in the TTGE profile and Tg the temperature gradient comprised between the first and the last band of the same pattern [19]. Principal Component Analysis (PCA). Linearly-dependent TTGE variables were ortogonalized in new factorial axes (F1,F2…Fn) through PCA by XLStat 7.5 (Addinsoft).