luteinn.

Brit.

/ˈl(j)uːtɪɪn/, U.S.

/ˈludiən/

Forms: Also 1800s -ine.

Etymology: < Latin lūteum yolk of egg (neuter of lūteus yellow) + -in suffix¹.

Chemistry.

A substance of a deep yellow colour found in the yolk of eggs and the ovaries of animals.

ΘΚΠ

the world > life > biology > biological processes > procreation or reproduction > reproductive substances or cells > [noun] > ovum or ootid > yolk > lutein, etc.

lutein1869

luteotrophin1961

1869 Thudichum in Proc. Royal Soc. 17 253 Various parts of animals and plants contain a yellow crystallizable substance..to which..I assign the name ‘luteine’.

1900 T. C. Allbutt Syst. Med. V. 624 This [absorption band] is indicative of the presence of lutein, to which the colour of the serum is said to be due.

This entry has not yet been fully updated (first published 1903; most recently modified version published online March 2022).

单词	lutein
释义	luteinn. Brit. /ˈl(j)uːtɪɪn/, U.S. /ˈludiən/ Forms: Also 1800s -ine. Etymology: < Latin lūteum yolk of egg (neuter of lūteus yellow) + -in suffix¹. Chemistry. A substance of a deep yellow colour found in the yolk of eggs and the ovaries of animals. ΘΚΠ the world > life > biology > biological processes > procreation or reproduction > reproductive substances or cells > [noun] > ovum or ootid > yolk > lutein, etc. lutein1869 luteotrophin1961 1869 Thudichum in Proc. Royal Soc. 17 253 Various parts of animals and plants contain a yellow crystallizable substance..to which..I assign the name ‘luteine’. 1900 T. C. Allbutt Syst. Med. V. 624 This [absorption band] is indicative of the presence of lutein, to which the colour of the serum is said to be due. This entry has not yet been fully updated (first published 1903; most recently modified version published online March 2022). < n.1869
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