Evidence map›Paper›PMID 15215097›Full record

ArticleAntimicrobial agents and chemotherapy2004

Patterns of amphotericin B killing kinetics against seven Candida species.

Emilia Cantón, Javier Pemán, Miguel Gobernado, Angel Viudes, Ana Espinel-Ingroff

Open access · greenAbstract read
In one paragraph

Article in Antimicrobial agents and chemotherapy, 2004. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 51 papers.

0numbers the graph read from it
0cells of the map it votes in
51citing papers in PubMed
3.8field-weighted citation impact, top 7% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

51 citing papers in PubMed, 118 citations in OpenAlex.

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  9. Effect of new methionine-based ionic liquid on theIranian journal of microbiology · 2023
    Article
  10. Lower Concentrations of Amphotericin B Combined withAntibiotics (Basel, Switzerland) · 2023
    Article
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  15. Article
  16. Article
  17. Antimicrobial agents and chemotherapy · 2019
    Article
  18. Article
  19. Evaluation ofFrontiers in microbiology · 2019
    Article
  20. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors at 2 institutions in 2 countries.

Emilia CantónUnidad de Microbiología Experimental, Centro de Investigación, Hospital Universitario La Fe, Avenida Campanar 21, 46009 Valencia, Spain. canton_emi@gva.es
Javier Pemán
Miguel Gobernado
Angel Viudes
Ana Espinel-Ingroff
Hospital Universitari i Politècnic La Fe · ESVirginia Commonwealth University Medical Center · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

In a previous study tolerance to amphotericin B (AMB) was found among Candida parapsilosis and C. dubliniensis strains by seeding the whole volumes of wells used for MIC determinations, and minimum fungicidal concentrations (MFC) for non-C. albicans Candida strains were demonstrated to be above the levels safely achievable in serum. As an extension of that study, we performed time-kill assays with 26 blood culture isolates (6 C. albicans, 5 C. parapsilosis, 5 C. krusei, 4 C. glabrata, 3 C. lusitaniae, and 3 C. tropicalis isolates), 3 oropharyngeal C. dubliniensis isolates, 3 AMB-susceptible isolates (ATCC 90028, ATCC 22019, ATCC 6254), and 6 AMB-resistant isolates (ATCC 200955, ATCC 200956, ATCC 200950, ATCC 200951, ATCC 200952, ATCC 200953) using RPMI 1640 medium and 0.12 to 32 microg of AMB per ml and determined the numbers of CFU per milliliter at 0, 2, 4, 8, 12, 24, and 48 h. MFCs and time-kill patterns were species specific (MFCs, < or =1 microg/ml for all C. dubliniensis and C. albicans isolates except AMB-resistant strain ATCC 200955; MFCs, 2 to >16 microg/ml for the other isolates). The times required to reach the fungicidal endpoint (99.9% killing) at four times the MIC were 2 h for C. albicans and C. dubliniensis, 16 h for C. glabrata, 24 h for C. parapsilosis and C. lusitaniae, and > or =40 h for C. tropicalis and C. krusei. The killing rate increased as the AMB concentration was increased up to 2 microg/ml. The highest killing rates were achieved for C. albicans, C. dubliniensis, and C. lusitaniae, while viable C. tropicalis, C. krusei, and C. parapsilosis cells were present after 48 h (MICs, < or =2 microg/ml) when AMB was used at 2 microg/ml. Time-kill curves and MFCs can detect viable cells after 48 h when AMB is used at > or =2 microg/ml. The failure of AMB treatment could be due to its poor killing activity against some species at the concentrations reached in patients' serum.

Indexed as

Amphotericin BAntifungal AgentsCandidaCandidiasisHumansMicrobial Sensitivity TestsModels, StatisticalTime FactorsAmphotericin BAntifungal Agents

Identifiers

PMID15215097
PMCPMC434204
OpenAlexW2030591611

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.