J Appl Physiol May 1949 PMID 18131254

Effect of vitamin A2 on the red and blue threshold of fully dark adapted vision.

E B MILLARD, W S McCANN

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Peak: 4 in Jun 2023

across 3 sources since Apr 2023

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AI synopsis

What people are saying

The discussions predominantly revolve around the intriguing ability of salmon to switch into night vision mode, as exemplified by phrases like 'Salmon can turn on night vision' and questions like 'Why can’t we?'. The tone combines curiosity and wonder, emphasizing the biological differences between species while referencing the publication indirectly, which maintains an engaged yet speculative atmosphere.

AgreementModerate agreement

Most discussions accept the idea that salmon have enhanced night vision due to their ability to switch into a form of night vision, implying some agreement with the implications of the publication.

InterestHigh interest

Posts express high curiosity and fascination with animals' visual adaptations, especially salmon, showing a strong interest in the topic.

EngagementModerate engagement

Discussions include questions and comparisons, such as

ImpactNeutral impact

The posts highlight a general awareness of the significance of visual adaptation research, but mostly focus on animal behavior, implying a modest perceived impact on human applications or understanding.

Abstract in brief

The study investigates how vitamin A2 influences the sensitivity of dark-adapted human eyes to red and blue light, focusing on the threshold levels needed for detection.
Results suggest that vitamin A2 affects the spectral sensitivity of visual pigments, potentially shifting the wavelength at which the eyes are most responsive in dark conditions.
These findings could have implications for understanding vision in different environments and improving treatments related to light perception and night vision.]

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All mentions

Humans Can Perceive Infrared Light Through Two-Photon Activation

Humans can perceive infrared laser light as visible through two-photon chromophore isomerization, activating visual pigments. Experimental evidence shows photoreceptors respond to near-infrared light above 900 nm…

SciShow · Apr 11, 2023 751,887 views

How Salmon Develop Night Vision Through Eye Adaptations

Most of us can only see certain wavelengths of light our entire lives. Learn how salmon can reshape their eyes to see into the infrared spectrum, enabling night vision. Hosted by Stefan Chin, this video explores the…

SciShow · Jun 30, 2023 170,556 views

ekokepe

@ekokepe · X

Salmon Can Turn on Night Vision. Why Can’t We? https://t.co/vwSRFSxOix via @YouTube

Sep 30, 2023 · 360 followers View post →

John P. Friel, Ph.D.

@friel.bsky.social · Bluesky

Fish Fact of the Day.

Jul 5, 2023 · 31 likes · 7 shares View post →

piccolo_sun

@SunPiccolo · X

Salmon Can Turn on Night Vision. Why Can’t We? https://t.co/loEdWUe2ps via @YouTube

Jul 1, 2023 · 30 followers View post →

Corine

@FloatingIsland · X

Salmon Can Turn on Night Vision. Why Can’t We? https://t.co/RYuIcjjQEM via @YouTube

Jul 1, 2023 · 1 like · 437 followers View post →

Alfredo Biagini

@Bigalfry · X

https://t.co/LY0MKycezP

Jul 1, 2023 · 215 followers View post →

BravoKitty411

@BravoKitty411 · X

Salmon Can Turn on Night Vision. Why Can’t We? https://t.co/84JSOb6nn5 via @YouTube #salmon

Jun 30, 2023 · 35 followers View post →

jaquea_soul

@jaquea_soul · X

Salmon Can Turn on Night Vision. Why Can’t We? https://t.co/4b1745Vpxe via @YouTube

Jun 30, 2023 · 1,042 followers View post →

SciShow

@SciShow · X

It's no secret that some animals see the world differently than us, but did you know salmon can switch into night vision mode? https://t.co/2tW5VfkO3l https://t.co/0AMqjzGT9G

Jun 30, 2023 · 11 likes · 112,359 followers View post →