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The association of air pollutants (CO2, MTBE) on Candida albicans and Candida glabrata drug resistance Cover

The association of air pollutants (CO2, MTBE) on Candida albicans and Candida glabrata drug resistance

Open Access
|Jun 2022

Figures & Tables

Fig. 1

Sensitivity pattern of C. albicans and C. glabrata
Sensitivity pattern of C. albicans and C. glabrata

Fig. 2

Total result of C. glabrata. genes expression (ERG11, EPA1, SAP3)
Total result of C. glabrata. genes expression (ERG11, EPA1, SAP3)

Fig. 3

Total result of C. albicans genes expression (CDR1, HWP1, SAP1-3)
Total result of C. albicans genes expression (CDR1, HWP1, SAP1-3)

Fig. 4

Result of biofilm formation for C. albicans according to the effects of CO2 and MTBE
Result of biofilm formation for C. albicans according to the effects of CO2 and MTBE

Fig. 5

Result of biofilm formation for C. glabrata according to the effects of CO2 and MTBE
Result of biofilm formation for C. glabrata according to the effects of CO2 and MTBE

Sequences of primers used in Real-time PCR reaction in C_ albicans and C_ glabrata

GenePrimerSequence (5′->3′)
Sap1ForwardTGGGTTCCTGATGCTTCTGTT
ReverseTCGGCAAAGACTTGCTTTGTG
Sap2ForwardGGGGACATATGATCCAAGTGGT
ReverseCCACCGGCTTCATTGGTTTT
Sap3ForwardATGTTACTGGTCCCCAAGGTG
ReverseCCTTGACCAGCTTGACATGAA
HWP1ForwardAATCATCAGCTCCTGCCACTG
ReverseGTCGTAGAGACGACAGCACTA
CDR1ForwardGGTGCTAATATCCAATGTTGG
ReverseGTAATGGTTCTCTTTCAGCTG
EPA1ForwardGGTCACTTACCCGCAAGCTA
ReverseCCAGATGGCGTAGGCTTGAT
ERG11ForwardGAGATTGCACCACCCATTGC
ReverseTGGAGATAGCACCGAAACCG
β-actinForwardACGGTATTGTTTCCAACTGGGACG
ReverseTGGAGCTTCGGTCAACAAAACTGG

MIC result after CO2 exposure and MTBE in C_ albicans and C_ glabrata

NoSppAfter 2 weeks with %5 CO2After 4 weeks with %5 CO2After 2 weeks with 5mg/dl MTBEAfter 4 weeks with 5mg/dl MTBE
FluItraFluItraFluItraFluItra
TMML1C. glabrata414122328
TMML2C. glabrata20.520.510.5162
TMML3C. glabrata20.540.50.51162
TMML4C. glabrata20.5410.50.25164
TMML5C. glabrata20.520.520.5164
TMML6C. glabrata40.564160.51322
TMML7C. glabrata20.520.50.50.0620.50.125
TMML8C. glabrata20.540.510.5324
TMML9C. glabrata41641611168
TMML10C. glabrata20.12564160.50.25322
TMML11C. albicans0.1250.0620.50.12510.4164
TMML12C. albicans64166416226416
TMML13C. albicans641664160.1250.1250.1250.25
TMML14C. albicans641664160.50.2510.25
TMML15C. albicans6416641610.25168
TMML16C. albicans64166416426416
TMML17C. albicans64166416226416
TMML18C. albicans0.0250.025641610.251616
TMML19C. albicans6416641610.2520.5
TMML20C. albicans641664160.50.510.5
TMML21C. albicans641664160.50.510.5
TMML22C. albicans641664160.250.2510.5
TMML23C. albicans6416641620.1256416
TMML24C. albicans641664160.510.50.5
TMML25C. albicans10.520.50.250.12520.5
TMML26C. albicans0.0620.03164160.250.1250.250.125
TMML27C. albicans10.25210.250.510.5
TMML28C. albicans641664160.250.0620.250.25
TMML29C. albicans641664160.51164
TMML30C. albicans641664160.250.0620.250.5

Isolates of C_ albicans and C_ glabrata which were sensitive for both drugs with PCR-RFLP

TMML noSource sampleMIC (µg/ml) ItrMIC (µg/ml) FluCandida spp
TMML1BAL0.0160.125albicans
TMML2sputum0.252albicans
TMML3sputum0.1251albicans
TMML4sputum0.51albicans
TMML5mouth0.0161albicans
TMML6nail0.51albicans
TMML7nail12albicans
TMML8BAL0.0161albicans
TMML9nail0.0620.5albicans
TMML10groin0.0160.5albicans
TMML11BAL0.0160.5albicans
TMML12BAL0.0620.5albicans
TMML13sputum0.1250.25albicans
TMML14sputum0.1250.25albicans
TMML15sputum0.0160.5albicans
TMML16sputum0.0160.25albicans
TMML17skin0.52albicans
TMML18sputum0.1250.5albicans
TMML19groin0.0161albicans
TMML20sputum0.0310.5albicans
TMML21stool18glabrata
TMML22sputum0.58glabrata
TMML23sputum116glabrata
TMML24sputum18glabrata
TMML25sputum0.258glabrata
TMML26sputum116glabrata
TMML27sputum0.12516glabrata
TMML28sputum18glabrata
TMML29skin18glabrata
TMML30BAL0.0621glabrata

Dispersion the sources of Candida isolates

Nature of specimenC. albicansC. glabrataOther spicesNumber of Candida spp%
BAL8381918.02
SPUTUM1310315451.42
NAIL6241211.42
MOUTH2-243.8
GROIN3-476.68
SKIN11465.81
STOOL-1232.85
Total331760105

Expression of CDR1, HWP1, SAP1-3 genes in comparison with β-actin in C_ albicans

GeneTypeReaction EfficiencyExpressionStd. Error95% C.I.P(H1)Result
CDR1TRG1.01.6230.160 - 20.9660.035 - 68.7810.342
HWP1TRG1.01.3000.069 - 21.8560.009 - 533.7420.702
SAp3TRG1.02.2980.471 - 20.1900.077 - 48.1760.042UP
Ssp2TRG1.04.5470.388 - 86.2230.007 - 849.2230.024UP
Sap1TRG1.02.2430.025 - 763.0310.000 - 12,429.9320.491
B-actREF1.01.000

Expression of ERG11, EPA1, SAP3 genes in comparison with β-actin in C_ glabrata

GeneTypeReaction EfficiencyExpressionStd. Error95% C.I.P(H1)Result
ERG11TRG1.00.8760.045 - 29.4450.000 - 123.6400.894
EPA1TRG1.064.6691.893 - 866.9490.438 - 8,060.4540.000UP
SAP3TRG1.00.7450.009 - 17.3870.000 - 434.2180.784
B-actREF1.01.000
Language: English
Page range: 243 - 253
Submitted on: Dec 9, 2020
Accepted on: Aug 19, 2021
Published on: Jun 29, 2022
Published by: Hirszfeld Institute of Immunology and Experimental Therapy
In partnership with: Paradigm Publishing Services
Publication frequency: 1 issue per year

© 2022 Sahar Ghazanfari, Shahla Roudbar Mohammadi, Sassan Rezaie, Sadegh Khodavaisy, Ali Akbar Samadani, published by Hirszfeld Institute of Immunology and Experimental Therapy
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.