(Q28776802)

https://www.ebi.ac.uk/europepmc/webservices/rest/search?resulttype=core&format=json&query=SRC%3AMED%20AND%20EXT_ID%3A5238992

1 March 2024

2

K A Kvenvolden

0 references

author name string

J. W. Schopf

series ordinal

1

1 reference

https://www.ebi.ac.uk/europepmc/webservices/rest/search?resulttype=core&format=json&query=SRC%3AMED%20AND%20EXT_ID%3A5238992

1 March 2024

E. S. Barghoorn

series ordinal

3

1 reference

https://www.ebi.ac.uk/europepmc/webservices/rest/search?resulttype=core&format=json&query=SRC%3AMED%20AND%20EXT_ID%3A5238992

full work available at URL

1 March 2024

language of work or name

English

0 references

publication date

February 1968

0 references

https://www.pnas.org/content/pnas/59/2/639.full.pdf

file format

Portable Document Format

online access status

open access

1 reference

https://www.ebi.ac.uk/europepmc/webservices/rest/search?resulttype=core&format=json&query=SRC%3AMED%20AND%20EXT_ID%3A5238992

https://europepmc.org/articles/PMC224720

1 March 2024

1 reference

https://www.ebi.ac.uk/europepmc/webservices/rest/search?resulttype=core&format=json&query=SRC%3AMED%20AND%20EXT_ID%3A5238992

https://europepmc.org/articles/PMC224720?pdf=render

1 March 2024

file format

Portable Document Format

online access status

open access

content deliverer

1 reference

https://www.ebi.ac.uk/europepmc/webservices/rest/search?resulttype=core&format=json&query=SRC%3AMED%20AND%20EXT_ID%3A5238992

https://pnas.org/doi/pdf/10.1073/pnas.59.2.639

1 March 2024

1 reference

Crossref

DOI

10.1073/PNAS.59.2.639

https://api.crossref.org/works/10.1073/PNAS.59.2.639

Proceedings of the National Academy of Sciences of the United States of America

1 March 2024

published in

0 references

volume

59

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page(s)

639-46

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issue

2

0 references

cites work

Electron Microscopy of the Gunflint Microflora: Preliminary Results

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=224720

Microorganisms from the Late Precambrian of Central Australia

16 March 2017

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=224720

Electron Microscopy of Fossil Bacteria Two Billion Years Old

3 June 2018

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=224720

Paleobiology of a Precambrian Shale: Geology, organic geochemistry, and paleontology are applied to the problem of detection of ancient life.

3 June 2018

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=224720

Microorganisms from the Gunflint Chert

26 November 2018

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=224720

Significance of the Gunflint (Precambrian) Microflora: Photosynthetic oxygen may have had important local effects before becoming a major atmospheric gas.

26 November 2018

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=224720

Alga-like fossils from the early precambrian of South Africa

26 November 2018

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=224720

26 November 2018

1 reference

12 December 2020

Separation of amino acids by gas chromatography using new fluoro derivatives

1 reference

12 December 2020

Procedures for the chromatographic determination of amino acids on four per cent cross-linked sulfonated polystyrene resins

1 reference

12 December 2020

Microorganisms three billion years old from the precambrian of South Africa

1 reference

12 December 2020

Free Amino-Acids on Human Fingers: The Question of Contamination in Microanalysis

1 reference

12 December 2020

Occurrence of Structurally Preserved Plants in Pre-Cambrian Rocks of the Canadian Shield

1 reference

12 December 2020