![An alternative pathway to β-carotene formation in plant chromoplasts discovered by map-based cloning of Beta and old-gold color mutations in tomato | PNAS An alternative pathway to β-carotene formation in plant chromoplasts discovered by map-based cloning of Beta and old-gold color mutations in tomato | PNAS](https://www.pnas.org/content/97/20/11102/F1.large.jpg)
An alternative pathway to β-carotene formation in plant chromoplasts discovered by map-based cloning of Beta and old-gold color mutations in tomato | PNAS
![Conversion of β-carotene into astaxanthin: Two separate enzymes or a bifunctional hydroxylase-ketolase protein? | Microbial Cell Factories | Full Text Conversion of β-carotene into astaxanthin: Two separate enzymes or a bifunctional hydroxylase-ketolase protein? | Microbial Cell Factories | Full Text](https://media.springernature.com/lw685/springer-static/image/art%3A10.1186%2F1475-2859-7-3/MediaObjects/12934_2007_Article_285_Fig4_HTML.jpg)
Conversion of β-carotene into astaxanthin: Two separate enzymes or a bifunctional hydroxylase-ketolase protein? | Microbial Cell Factories | Full Text
![45% of people have a limited ability to convert beta-carotene into Vitamin A. These are my DNA results from Strategene showing me I'm one of the 45%. Now I get my vit 45% of people have a limited ability to convert beta-carotene into Vitamin A. These are my DNA results from Strategene showing me I'm one of the 45%. Now I get my vit](https://i.redd.it/ewzagrhitrl51.jpg)
45% of people have a limited ability to convert beta-carotene into Vitamin A. These are my DNA results from Strategene showing me I'm one of the 45%. Now I get my vit
![Conversion of phytoene into b-carotene. crt genes required for specific... | Download Scientific Diagram Conversion of phytoene into b-carotene. crt genes required for specific... | Download Scientific Diagram](https://www.researchgate.net/profile/Margarita-Poza/publication/10774090/figure/fig1/AS:601622753316892@1520449450528/Conversion-of-phytoene-into-b-carotene-crt-genes-required-for-specific-carotenoid.png)
Conversion of phytoene into b-carotene. crt genes required for specific... | Download Scientific Diagram
![An LC/MS method for d8-β-carotene and d4-retinyl esters: β-carotene absorption and its conversion to vitamin A in humans - ScienceDirect An LC/MS method for d8-β-carotene and d4-retinyl esters: β-carotene absorption and its conversion to vitamin A in humans - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S0022227520405760-gr1.jpg)
An LC/MS method for d8-β-carotene and d4-retinyl esters: β-carotene absorption and its conversion to vitamin A in humans - ScienceDirect
![Carotenoid metabolism in mammals, including man: formation, occurrence, and function of apocarotenoids - Journal of Lipid Research Carotenoid metabolism in mammals, including man: formation, occurrence, and function of apocarotenoids - Journal of Lipid Research](https://els-jbs-prod-cdn.jbs.elsevierhealth.com/cms/asset/e03a6174-ec6a-43d0-8f27-b2139d628952/gr1.jpg)
Carotenoid metabolism in mammals, including man: formation, occurrence, and function of apocarotenoids - Journal of Lipid Research
![Figure 1 from Characterization of human β,β-carotene-15,15'-monooxygenase (BCMO1) as a soluble monomeric enzyme. | Semantic Scholar Figure 1 from Characterization of human β,β-carotene-15,15'-monooxygenase (BCMO1) as a soluble monomeric enzyme. | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/f4c8d991e750e6751a1b6433a25aad4671a2e3fa/2-Figure1-1.png)
Figure 1 from Characterization of human β,β-carotene-15,15'-monooxygenase (BCMO1) as a soluble monomeric enzyme. | Semantic Scholar
![Alan Watson on Twitter: "Beta carotene (plants) must convert to vitamin A. Conversion is uncertain, variable. Those with high blood sugar - diabetics & prediabetics - 1/4th population - do not make Alan Watson on Twitter: "Beta carotene (plants) must convert to vitamin A. Conversion is uncertain, variable. Those with high blood sugar - diabetics & prediabetics - 1/4th population - do not make](https://pbs.twimg.com/media/EYVYFf9XsAIoivk.jpg)
Alan Watson on Twitter: "Beta carotene (plants) must convert to vitamin A. Conversion is uncertain, variable. Those with high blood sugar - diabetics & prediabetics - 1/4th population - do not make
![β-Carotene in the human body: metabolic bioactivation pathways – from digestion to tissue distribution and excretion | Proceedings of the Nutrition Society | Cambridge Core β-Carotene in the human body: metabolic bioactivation pathways – from digestion to tissue distribution and excretion | Proceedings of the Nutrition Society | Cambridge Core](https://static.cambridge.org/binary/version/id/urn:cambridge.org:id:binary:20190212015021460-0669:S0029665118002641:S0029665118002641_fig1g.jpeg?pub-status=live)