Evidence map›Paper›PMID 34117068›Full record

ArticleScience advances2021

Evaluating the long-term effect of space radiation on the reproductive normality of mammalian sperm preserved on the International Space Station.

Sayaka Wakayama, Daiyu Ito, Yuko Kamada, Toru Shimazu, Tomomi Suzuki, Aiko Nagamatsu, Ryoko Araki, Takahiro Ishikawa, Satoshi Kamimura, Naoki Hirose and 22 more

Abstract read
In one paragraph

Article in Science advances, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 36 papers.

0numbers the graph read from it
0cells of the map it votes in
36citing 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

36 citing papers in PubMed.

  1. Article
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  9. Biobanking biodiversity: recent strategies, challenges, and opportunities.The Journal of reproduction and development · 2026
    Review
  10. Freeze-Drying and Room Temperature Preservation of Mammalian Sperm.Methods in molecular biology (Clifton, N.J.) · 2026
    Article
  11. Article
  12. Article
  13. Article
  14. Article
  15. Can Humanity Thrive Beyond the Galaxy?The Journal of reproduction and development · 2025
    Review
  16. Article
  17. Article
  18. Article
  19. 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

32 authors.

Sayaka WakayamaAdvanced Biotechnology Center, University of Yamanashi, Yamanashi 400-8510, Japan. sayakaw@yamanashi.ac.jp twakayama@yamanashi.ac.jp.ORCID http://orcid.org/0000-0001-8700-8993
Daiyu ItoFaculty of Life and Environmental Sciences, University of Yamanashi, Yamanashi 400-8510, Japan.
Yuko KamadaFaculty of Life and Environmental Sciences, University of Yamanashi, Yamanashi 400-8510, Japan.
Toru ShimazuSpace Utilization Promotion Department, Japan Space Forum, Tokyo 101-0062, Japan.ORCID http://orcid.org/0000-0003-0343-8035
Tomomi SuzukiJapan Aerospace Exploration Agency, Tsukuba 305-8505, Japan.
Aiko NagamatsuJapan Aerospace Exploration Agency, Tsukuba 305-8505, Japan.ORCID http://orcid.org/0000-0001-8122-2307
Ryoko ArakiDepartment of Basic Medical Sciences for Radiation Damages, National Institute of Radiological Sciences, National Institutes for Quantum and Radiological Science and Technology, Chiba 263-8555, Japan.ORCID http://orcid.org/0000-0003-3972-3153
Takahiro IshikawaDepartment of Accelerator and Medical Physics, National Institute of Radiological Sciences, National Institutes for Quantum and Radiological Science and Technology, Chiba 263-8555, Japan.
Satoshi KamimuraDepartment of Basic Medical Sciences for Radiation Damages, National Institute of Radiological Sciences, National Institutes for Quantum and Radiological Science and Technology, Chiba 263-8555, Japan.ORCID http://orcid.org/0000-0002-5615-2674
Naoki HiroseFaculty of Life and Environmental Sciences, University of Yamanashi, Yamanashi 400-8510, Japan.
Kousuke KazamaFaculty of Life and Environmental Sciences, University of Yamanashi, Yamanashi 400-8510, Japan.
Li YangFaculty of Life and Environmental Sciences, University of Yamanashi, Yamanashi 400-8510, Japan.
Rei InoueFaculty of Life and Environmental Sciences, University of Yamanashi, Yamanashi 400-8510, Japan.
Yasuyuki KikuchiFaculty of Life and Environmental Sciences, University of Yamanashi, Yamanashi 400-8510, Japan.
Erika HayashiFaculty of Life and Environmental Sciences, University of Yamanashi, Yamanashi 400-8510, Japan.
Rina EmuraFaculty of Life and Environmental Sciences, University of Yamanashi, Yamanashi 400-8510, Japan.
Ren WatanabeFaculty of Life and Environmental Sciences, University of Yamanashi, Yamanashi 400-8510, Japan.ORCID http://orcid.org/0000-0002-7483-2120
Hiroaki NagatomoFaculty of Life and Environmental Sciences, University of Yamanashi, Yamanashi 400-8510, Japan.
Hiromi SuzukiSpace Utilization Promotion Department, Japan Space Forum, Tokyo 101-0062, Japan.
Tohru YamamoriSpace Utilization Promotion Department, Japan Space Forum, Tokyo 101-0062, Japan.
Motoki N TadaJapan Manned Space Systems Corporation, Tokyo 100-0004, Japan.
Ikuko OsadaJapan Manned Space Systems Corporation, Tokyo 100-0004, Japan.
Masumi UmeharaAdvanced Engineering Services Co. Ltd, Tsukuba, Ibaraki 305-0032, Japan.
Hiromi SanoJapan Manned Space Systems Corporation, Tokyo 100-0004, Japan.
Haruo KasaharaJapan Manned Space Systems Corporation, Tokyo 100-0004, Japan.
Akira HigashibataJapan Aerospace Exploration Agency, Tsukuba 305-8505, Japan.
Sachiko YanoJapan Aerospace Exploration Agency, Tsukuba 305-8505, Japan.
Masumi AbeDepartment of Basic Medical Sciences for Radiation Damages, National Institute of Radiological Sciences, National Institutes for Quantum and Radiological Science and Technology, Chiba 263-8555, Japan.ORCID http://orcid.org/0000-0003-1550-2006
Satoshi KishigamiFaculty of Life and Environmental Sciences, University of Yamanashi, Yamanashi 400-8510, Japan.ORCID http://orcid.org/0000-0001-9447-5100
Takashi KohdaFaculty of Life and Environmental Sciences, University of Yamanashi, Yamanashi 400-8510, Japan.ORCID http://orcid.org/0000-0002-6856-5601
Masatoshi OogaFaculty of Life and Environmental Sciences, University of Yamanashi, Yamanashi 400-8510, Japan.ORCID http://orcid.org/0000-0002-0721-7750
Teruhiko WakayamaAdvanced Biotechnology Center, University of Yamanashi, Yamanashi 400-8510, Japan. sayakaw@yamanashi.ac.jp twakayama@yamanashi.ac.jp.ORCID http://orcid.org/0000-0002-6151-2603

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Space radiation may cause DNA damage to cells and concern for the inheritance of mutations in offspring after deep space exploration. However, there is no way to study the long-term effects of space radiation using biological materials. Here, we developed a method to evaluate the biological effect of space radiation and examined the reproductive potential of mouse freeze-dried spermatozoa stored on the International Space Station (ISS) for the longest period in biological research. The space radiation did not affect sperm DNA or fertility after preservation on ISS, and many genetically normal offspring were obtained without reducing the success rate compared to the ground-preserved control. The results of ground x-ray experiments showed that sperm can be stored for more than 200 years in space. These results suggest that the effect of deep space radiation on mammalian reproduction can be evaluated using spermatozoa, even without being monitored by astronauts in Gateway.

Identifiers

PMID34117068
PMCPMC8195474

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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.