Evidence map›Paper›PMID 32145746›Full record

ReviewReproductive biology and endocrinology : RB&E2020

Human sperm vitrification: the state of the art.

Yong Tao, Erika Sanger, Arpornrad Saewu, Marie-Claude Leveille

Open access · goldAbstract readReview
In one paragraph

Review in Reproductive biology and endocrinology : RB&E, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 42 papers.

0numbers the graph read from it
0cells of the map it votes in
42citing papers in PubMed
10.5field-weighted citation impact, top 1% 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

42 citing papers in PubMed, 91 citations in OpenAlex.

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  20. International journal of reproductive biomedicine · 2022
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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

4 authors at 1 institution in 1 country.

Yong TaoOttawa Fertility Center, 100-955 Green Valley Crescent, Ottawa, ON, K2C 3V4, Canada. ytao@conceive.ca.
Erika SangerOttawa Fertility Center, 100-955 Green Valley Crescent, Ottawa, ON, K2C 3V4, Canada.
Arpornrad SaewuOttawa Fertility Center, 100-955 Green Valley Crescent, Ottawa, ON, K2C 3V4, Canada.
Marie-Claude LeveilleOttawa Fertility Center, 100-955 Green Valley Crescent, Ottawa, ON, K2C 3V4, Canada.
Ottawa Fertility Centre · CA

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Sperm cryopreservation has been widely used in assisted reproductive technology (ART) and has resulted in millions of live births. Two principal approaches have been adopted: conventional (slow) freezing and vitrification. As a traditional technique, slow freezing has been successfully employed and widely used at ART clinics whereas the latter, a process to solidify liquid into an amorphous or glassy state, may become a faster alternative method of sperm cryopreservation with significant benefits in regard to simple equipment and applicability to fertility centers. Sperm vitrification has its own limitations. Firstly, small volume of load is usually plunged to liquid nitrogen to achieve high cooling rate, which makes large volume sample cryopreservation less feasible. Secondly, direct contact with liquid nitrogen increases the potential risk of contamination. Recently, new carriers have been developed to facilitate improved control over the volume and speed, and new strategies have been implemented to minimize the contamination risk. In summary, although sperm vitrification has not yet been applied in routine sperm cryopreservation, its potential as a standard procedure is growing.

Indexed as

FreezingVitrificationCryopreservationHumansMaleReproducibility of ResultsReproductive Techniques, AssistedSemen PreservationSpermatozoaSperm MotilityContaminationCryopreservationLiquid nitrogenSemenSpermatozoaVitrification

Identifiers

PMID32145746
PMCPMC7060631
OpenAlexW3011361605

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.