Evidence map›Paper›PMID 28830999›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2017

Numerous uncharacterized and highly divergent microbes which colonize humans are revealed by circulating cell-free DNA.

Mark Kowarsky, Joan Camunas-Soler, Michael Kertesz, Iwijn De Vlaminck, Winston Koh, Wenying Pan, Lance Martin, Norma F Neff, Jennifer Okamoto, Ronald J Wong and 7 more

Abstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 121 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
121citing papers in PubMed, 1 pooled it
–field-weighted citation impact
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

121 citing papers in PubMed, 1 synthesis or guideline pooled it.

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61 more citing papers are in PubMed but not listed here.

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

17 authors.

Mark KowarskyDepartment of Physics, Stanford University, Stanford, CA 94305.ORCID 0000-0001-5180-5683
Joan Camunas-SolerDepartment of Bioengineering, Stanford University, Stanford, CA 94305.
Michael KerteszDepartment of Bioengineering, Stanford University, Stanford, CA 94305.
Iwijn De VlaminckDepartment of Bioengineering, Stanford University, Stanford, CA 94305.
Winston KohDepartment of Bioengineering, Stanford University, Stanford, CA 94305.
Wenying PanDepartment of Bioengineering, Stanford University, Stanford, CA 94305.
Lance MartinDepartment of Bioengineering, Stanford University, Stanford, CA 94305.
Norma F NeffDepartment of Bioengineering, Stanford University, Stanford, CA 94305.
Jennifer OkamotoDepartment of Bioengineering, Stanford University, Stanford, CA 94305.
Ronald J WongDepartment of Pediatrics, Stanford University School of Medicine, Stanford University, Stanford, CA 94305.
Sandhya KharbandaPediatric Stem Cell Transplantation, Lucille Packard Children's Hospital, Stanford University, Stanford, CA 94305.
Yasser El-SayedDivision of Maternal-Fetal Medicine, Department of Obstetrics and Gynecology, Stanford University School of Medicine, Stanford University, Stanford, CA 94305.
Yair BlumenfeldDivision of Maternal-Fetal Medicine, Department of Obstetrics and Gynecology, Stanford University School of Medicine, Stanford University, Stanford, CA 94305.
David K StevensonDepartment of Pediatrics, Stanford University School of Medicine, Stanford University, Stanford, CA 94305.
Gary M ShawDepartment of Pediatrics, Stanford University School of Medicine, Stanford University, Stanford, CA 94305.
Nathan D WolfeMetabiota, San Francisco, CA 94104.
Stephen R QuakeDepartment of Bioengineering, Stanford University, Stanford, CA 94305; quake@stanford.edu.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Blood circulates throughout the human body and contains molecules drawn from virtually every tissue, including the microbes and viruses which colonize the body. Through massive shotgun sequencing of circulating cell-free DNA from the blood, we identified hundreds of new bacteria and viruses which represent previously unidentified members of the human microbiome. Analyzing cumulative sequence data from 1,351 blood samples collected from 188 patients enabled us to assemble 7,190 contiguous regions (contigs) larger than 1 kbp, of which 3,761 are novel with little or no sequence homology in any existing databases. The vast majority of these novel contigs possess coding sequences, and we have validated their existence both by finding their presence in independent experiments and by performing direct PCR amplification. When their nearest neighbors are located in the tree of life, many of the organisms represent entirely novel taxa, showing that microbial diversity within the human body is substantially broader than previously appreciated.

Indexed as

Cell-Free Nucleic AcidsDNA, BacterialDNA, ViralGenetic VariationHigh-Throughput Nucleotide SequencingHumansMetagenomicsMicrobiotaPhylogenyCell-Free Nucleic AcidsDNA, BacterialDNA, Viralbiological dark mattercell-free DNAmetagenomicsmicrobiome

Identifiers

PMID28830999
PMCPMC5594678

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.