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Pathogenicity of Candida species identified in denture after the use of cleansers solutions

Expression of virulence genes and virulence factors of Candida species identified in dentures biofilm after using cleansers solutions.

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
REBEC
Registry ID
RBR-9qjgsf
Enrollment
Unknown
Registered
2015-07-07
Start date
2014-10-13
Completion date
Unknown
Last updated
2025-10-27

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Diabetes mellitus, denture Stomatitis

Interventions

All patients receive the same cleaning protocol to the palate and denture, differing only the solutions among the groups, during 37 days. Stratum 1 (4 groups): healthy patients: Control group: 15 Tot
Other
E06.761.726.794

Sponsors

Faculdade de Odontologia de Ribeirão Preto FORP/USP
Lead Sponsor
Faculdade de Odontologia de Ribeirão Preto FORP/USP
Collaborator

Eligibility

Inclusion criteria

Inclusion criteria: Patients with stomatitis Prosthetics; use of conventional dentures; base and artificial teeth in acrylic resin; at least use time one year; appropriate conditions of prostheses; presence of biofilm on the inner surface of the prosthesis.

Exclusion criteria

Exclusion criteria: Prostheses with problems in adaptation; reline; repair or fractures; Use of antifungals; antibiotics or steroids in the past 3 months; anemia; immunosuppression or cancer therapy; other immunosuppressive diseases.

Design outcomes

Primary

MeasureTime frame
Assess the virulence factors of different Candida species present in the denture and palate after using denture cleansers for soaking dentures. the samples positive are selected for evaluation of virulence factors: adhesion capacity on the heat acrylic resin by epifluorescence microscopy and viability of the biofilm formation using the XTT method and microbial / counting culture; Proteinase activity and phospholipase by employing specific kits for such formation of hyphae, and a specific culture media and inducing medium.

Secondary

MeasureTime frame
Identify Candida species present in the biofilm of the palate and denture, using Chromagar microbial culture and PCR, polymerase chain reaction.;Comparison between healthy and diabetic patients type II, both with stomatitis using the Candida strains isolated in vivo for analysis of experimental solutions used in baseline, seven and thirty days. The analysis will be performed by means of test results of virulence factors

Countries

Brazil

Contacts

Public ContactClaudia;Mauricio Silva-Lovato;Badaro

Faculdade de Odontologia de Ribeirão Preto FORP/USP;Faculdade de Odontologia de Ribeirão Preto FORP/USP

chl@forp.usp.br;mauriciobadaro@usp.br+55(16)3615-4006;+55(16)98220-3678

Outcome results

None listed

Source: REBEC (via WHO ICTRP)