Abstract:
:The frequent emergence of azole-resistant strains has increasingly led azoles to fail in treating candidiasis. Combination with other drugs is a good option to effectively reduce or retard its incidence of resistance. Natural products are a promising synergist source to assist azoles in treating resistant candidiasis. Eucalyptal D (ED), a formyl-phloroglucinol meroterpenoid, is one of the natural synergists, which could significantly enhance the anticandidal activity of fluconazole (FLC) in treating FLC resistant C. albicans. The checkerboard microdilution assay showed their synergistic effect. The agar disk diffusion test illustrated the key role of ED in synergy. The rhodamine 6G (R6G) efflux assay reflected ED could reduce drug efflux, but quantitative reverse transcription PCR analysis revealed the upregulation of CDR1 and CDR2 genes in ED treating group. Efflux pump-deficient strains were hyper-susceptible to ED, thus ED was speculated to be the substrate of efflux pump Cdr1p and Cdr2p to competitively inhibit the excretion of FLC or R6G, which mainly contributed to its synergistic effect.
journal_name
Front Cell Infect Microbioljournal_title
Frontiers in cellular and infection microbiologyauthors
Xu J,Liu R,Sun F,An L,Shang Z,Kong L,Yang Mdoi
10.3389/fcimb.2019.00211subject
Has Abstractpub_date
2019-06-20 00:00:00pages
211issn
2235-2988journal_volume
9pub_type
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journal_title:Frontiers in cellular and infection microbiology
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abstract::Chronic otitis media with effusion (COME) is a common childhood disease characterized by an accumulation of fluid behind the eardrum. COME often requires surgical intervention and can also lead to significant hearing loss and subsequent learning disabilities. Recent characterization of the middle ear fluid (MEF) micro...
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abstract::The mechanism by which microRNAs (miRNAs) modulate innate immunity and autophagy has not been fully elucidated in Mycobacterium bovis (M. bovis) infections. In this study, we identified that miR-199a inhibited key innate immune responses and autophagy in murine macrophages infected with M. bovis. Using ex vivo and in ...
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abstract::Toxoplasma gondii is a prevalent parasite of mammals and birds including up to 30% of humans world-wide. Primary infection of immunocompetent hosts leads to a robust cell-mediated immune response, which controls but does not clear the infection, thus enabling long-term parasite persistence in brain and muscle tissues....
journal_title:Frontiers in cellular and infection microbiology
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abstract::Vibrio parahaemolyticus, autochthonous to estuarine, marine, and coastal environments throughout the world, is the causative agent of food-borne gastroenteritis. More than 80 serotypes have been described worldwide, based on antigenic properties of the somatic (O) and capsular (K) antigens. Serovar O3:K6 emerged in In...
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doi:10.3389/fcimb.2019.00140
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abstract::Kaposi's sarcoma-associated herpesvirus (KSHV) represents the etiological agent for several human malignancies, including Kaposi's sarcoma (KS), primary effusion lymphoma (PEL), and multicentric Castleman's disease (MCD), which are mostly seen in immunocompromised patients. In fact, KSHV has developed many strategies ...
journal_title:Frontiers in cellular and infection microbiology
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abstract::Preservation of health from infectious diseases depends upon both mucosal and systemic immunity via the collaborative effort of innate and adaptive immune responses. The proficiency of host immunity stems from robust defense mechanisms--physical barriers and specialized immune cells--and a failure of these mechanisms ...
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doi:10.3389/fcimb.2012.00039
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abstract::MicroRNAs (miRNAs), a group of small molecule non-encoding RNAs, are key post-transcriptional regulators of gene expression that are implicated in many biological processes. In the current study, miR-217 from Eriocheir sinensis was selected for studying its roles during host-virus interaction. Overexpression or silenc...
journal_title:Frontiers in cellular and infection microbiology
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doi:10.3389/fcimb.2017.00164
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abstract::Neutrophils are the first cells recruited to the dermal site of Leishmania infection following injection by needle or sand fly bite. The role of neutrophils in either promoting or suppressing host immunity remains controversial. We discuss the events driving neutrophil recruitment, their interaction with the parasite ...
journal_title:Frontiers in cellular and infection microbiology
pub_type: 杂志文章,评审
doi:10.3389/fcimb.2012.00059
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abstract::The spirochete endoflagellum is a unique motility apparatus among bacteria. Despite its critical importance for pathogenesis, the full composition of the flagellum remains to be determined. We have recently reported that FcpA is a novel flagellar protein and a major component of the sheath of the filament of the spiro...
journal_title:Frontiers in cellular and infection microbiology
pub_type: 杂志文章
doi:10.3389/fcimb.2018.00130
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abstract::The NLRP3 inflammasome and IL-1β release have recently been suggested to be important for the progression of urinary tract infection (UTI). However, much is still unknown regarding the interaction of UPEC and the NLRP3 inflammasome. The purpose of this study was to elucidate what virulence factors uropathogenic Escher...
journal_title:Frontiers in cellular and infection microbiology
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doi:10.3389/fcimb.2018.00081
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doi:10.3389/fcimb.2018.00103
更新日期:2018-04-20 00:00:00
abstract::Salmonella is a facultative intracellular Gram-negative bacterium, responsible for a wide range of food- and water-borne diseases ranging from gastroenteritis to typhoid fever depending on hosts and serotypes. Salmonella thus represents a major threat to public health. A key step in Salmonella pathogenesis is the inva...
journal_title:Frontiers in cellular and infection microbiology
pub_type: 杂志文章,评审
doi:10.3389/fcimb.2017.00500
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abstract::Human coronaviruses, which can cause a range of infectious diseases, have been studied for nearly 60 years. The field has gained renewed interest from researchers around the world due to the COVID-19 outbreak in late 2019. Despite a large amount of research, little is known about the knowledge structure and developing...
journal_title:Frontiers in cellular and infection microbiology
pub_type: 杂志文章
doi:10.3389/fcimb.2020.581404
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abstract::Caprine parainfluenza virus type 3 (CPIV3) is a newly emerging pathogenic respiratory agent infecting both young and adult goats, and it was identified in eastern China in 2013. Cellular microRNAs (miRNAs) have been reported to be important modulators of the intricate virus-host interactions. In order to elucidate the...
journal_title:Frontiers in cellular and infection microbiology
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doi:10.3389/fcimb.2018.00093
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doi:10.3389/fcimb.2018.00233
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journal_title:Frontiers in cellular and infection microbiology
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journal_title:Frontiers in cellular and infection microbiology
pub_type: 杂志文章,评审
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abstract::Enterococcus faecium is a clinically important pathogen associated with opportunistic infection and multi-drug resistance. E. faecium has been shown to produce membrane vesicles (MVs), but MV production by E. faecium under antibiotic stress conditions and the pathogenic traits thereof have yet to be determined. This s...
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abstract::For centuries, hydrogen sulfide (H2S) was considered primarily as a poisonous gas and environmental hazard. However, with the discovery of prokaryotic and eukaryotic enzymes for H2S production, breakdown, and utilization, H2S has emerged as an important signaling molecule in a wide range of physiological and pathologi...
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abstract::Cytokinesis, or the division of the cytoplasm, following the end of mitosis or meiosis, is accomplished in animal cells, fungi, and amoebae, by the constriction of an actomyosin contractile ring, comprising filamentous actin, myosin II, and associated proteins. However, despite this being the best-studied mode of cyto...
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