Evidence map›Paper›PMID 26325438›Full record

ArticleBiology of blood and marrow transplantation : journal of the American Society for Blood and Marrow Transplantation2016

Influence of Absorption, Distribution, Metabolism, and Excretion Genomic Variants on Tacrolimus/Sirolimus Blood Levels and Graft-versus-Host Disease after Allogeneic Hematopoietic Cell Transplantation.

Samer K Khaled, Joycelynne M Palmer, Josef Herzog, Tracey Stiller, Ni-Chun Tsai, David Senitzer, Xueli Liu, Sandra H Thomas, Sepideh Shayani, Jeffrey Weitzel and 2 more

Abstract read
In one paragraph

Article in Biology of blood and marrow transplantation : journal of the American Society for Blood and Marrow Transplantation, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed, 3 pooled it
2.6field-weighted citation impact, top 12% 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

22 citing papers in PubMed, 3 syntheses or guidelines pooled it, 40 citations in OpenAlex.

  1. Polymorphisms inFrontiers in pharmacology · 2025
    Pooled it
  2. Effects ofCurrent pharmaceutical design · 2024
    Pooled it
  3. Pooled it
  4. Trial
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  6. Effects ofPharmaceuticals (Basel, Switzerland) · 2024
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  9. Frontiers in pharmacology · 2023
    Article
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  13. Observational
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  16. Impact ofInternational journal of molecular sciences · 2019
    Article
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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

12 authors at 1 institution in 1 country.

Samer K KhaledDepartment of Hematology and Hematopoietic Cell Transplantation, City of Hope, Duarte, California; Gehr Family Center for Leukemia Research of the Hematologic Malignancies and Stem Cell Transplantation Institute of the City of Hope, Duarte, CA. Electronic address: samerkm@yahoo.com.
Joycelynne M PalmerDivision of Biostatistics, City of Hope, Duarte, California.
Josef HerzogDivision of Clinical Cancer Genetics, City of Hope, Duarte, California.
Tracey StillerDivision of Biostatistics, City of Hope, Duarte, California.
Ni-Chun TsaiDivision of Biostatistics, City of Hope, Duarte, California.
David SenitzerDivision of Histocompatibility (HLA Laboratory), City of Hope, Duarte, California.
Xueli LiuDivision of Biostatistics, City of Hope, Duarte, California.
Sandra H ThomasDepartment of Hematology and Hematopoietic Cell Transplantation, City of Hope, Duarte, California.
Sepideh ShayaniDepartment of Pharmacy, City of Hope, Duarte, California.
Jeffrey WeitzelDivision of Clinical Cancer Genetics, City of Hope, Duarte, California.
Stephen J FormanDepartment of Hematology and Hematopoietic Cell Transplantation, City of Hope, Duarte, California.
Ryotaro NakamuraDepartment of Hematology and Hematopoietic Cell Transplantation, City of Hope, Duarte, California.
City of Hope · US

Funding

Transgenic Mouse FacilityP30CA033572 · NCI · CITY OF HOPE/BECKMAN RESEARCH INSTITUTE · PI STANLEY R. HAMILTON · 1985 to 2026
$86.3M
NCI NIH HHS CA33572NCI NIH HHS P30 CA033572
6 · The paper itself

Abstract

Allelic variants of genes implicated in drug absorption, distribution, metabolism, and excretion (ADME) determine the pharmacokinetic variability of many medications and are increasingly recognized as important factors determining the success or failure of medical treatments. Both tacrolimus and sirolimus have narrow therapeutic ranges maintained by therapeutic drug monitoring (TDM). Using an ADME panel that covers >99% of the PharmaADME working group core list (188 single nucleotide polymorphism [SNP] and 12 copy number variant [CNV] assays in 36 pharmacogenetically relevant genes), we studied 177 patients who underwent allogeneic hematopoietic cell transplantation (HCT) using tacrolimus/sirolimus-based graft-versus-host disease (GVHD) prophylaxis. We tested for possible associations between ADME variants and tacrolimus/sirolimus drug levels, concentration/dose (C/D) ratio, and clinical endpoints, including acute GVHD. A total of 62 SNP and 6 CNV assays were evaluable after removing the variants, which were homozygous in (nearly) all samples. For sirolimus, rs2032582 (ABCB1) T-carriers versus non-T-carriers were associated with higher blood levels (P = .01), with similar results for C/D ratio. Generalized estimating equation analysis supported these findings. For tacrolimus, rs776746 CYP3A5*3/*3 and CYP3A5*3/*1 were associated with higher blood levels than CYP3A5*1/*1 (P = .002). By multivariable analysis, rs776746 CYP3A5*3/*3 and CYP3A5*3/*1 were independently associated with decreased acute GVHD compared with CYP3A5*1/*1, after adjustment for conditioning, donor type, race/ethnicity, and age. We demonstrated association of specific ADME genetic polymorphisms with blood levels of tacrolimus/sirolimus, and incidence of acute GVHD after HCT, in spite of TDM and dose adjustment. A larger ongoing study will determine whether these associations have clinical utility beyond TDM.

Indexed as

AdolescentAdultAgedChildFemaleGraft vs Host DiseaseHematopoietic Stem Cell TransplantationHumansImmunosuppressive AgentsMaleMiddle AgedPharmacogeneticsSirolimusTacrolimusTransplantation ConditioningTransplantation, HomologousImmunosuppressive AgentsSirolimusTacrolimusDrug absorption, distribution, metabolism, and excretion (ADME)ImmunosuppressantPharmacogenetics

Identifiers

PMID26325438
PMCPMC4716887
OpenAlexW1436442583

What OpenQuestion holds

Textmetadata
LicenceTDM
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.