Evidence map›Paper›PMID 34867849›Full record

ArticleFrontiers in microbiology2021

Investigating the Growth of Algae Under Low Atmospheric Pressures for Potential Food and Oxygen Production on Mars.

Leena M Cycil, Elisabeth M Hausrath, Douglas W Ming, Christopher T Adcock, James Raymond, Daniel Remias, Warren P Ruemmele

Abstract read
In one paragraph

Article in Frontiers in microbiology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed
–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

15 citing papers in PubMed.

  1. Article
  2. Article
  3. Response of aBiology · 2026
    Article
  4. Article
  5. Article
  6. Resilience ofLife (Basel, Switzerland) · 2025
    Article
  7. Article
  8. Review
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  10. Review
  11. Article
  12. Selection ofApplied and environmental microbiology · 2022
    Article
  13. Review
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  15. Review
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

7 authors.

Leena M CycilDepartment of Geoscience, University of Nevada, Las Vegas, Las Vegas, NV, United States.
Elisabeth M HausrathDepartment of Geoscience, University of Nevada, Las Vegas, Las Vegas, NV, United States.
Douglas W MingNASA Johnson Space Center, Houston, TX, United States.
Christopher T AdcockDepartment of Geoscience, University of Nevada, Las Vegas, Las Vegas, NV, United States.
James RaymondSchool of Life Sciences, University of Nevada, Las Vegas, Las Vegas, NV, United States.
Daniel RemiasSchool of Engineering, University of Applied Sciences Upper Austria, Wels, Austria.
Warren P RuemmeleNASA Johnson Space Center, Houston, TX, United States.

Funding

Austrian Science Fund FWF P 29959
6 · The paper itself

Abstract

With long-term missions to Mars and beyond that would not allow resupply, a self-sustaining Bioregenerative Life Support System (BLSS) is essential. Algae are promising candidates for BLSS due to their completely edible biomass, fast growth rates and ease of handling. Extremophilic algae such as snow algae and halophilic algae may also be especially suited for a BLSS because of their ability to grow under extreme conditions. However, as indicated from over 50 prior space studies examining algal growth, little is known about the growth of algae at close to Mars-relevant pressures. Here, we explored the potential for five algae species to produce oxygen and food under low-pressure conditions relevant to Mars. These included

Indexed as

BLSSextremophilic algaelife on marslow pressure chamberspace biology

Identifiers

PMID34867849
PMCPMC8633435

What OpenQuestion holds

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LicenceCC BY
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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.