paramylonn.

Brit.

/pəˈramᵻlɒn/, U.S.

/pəˈræməˌlɑn/

Forms: 1800s– paramylon, 1800s– paramylone.

Origin: A borrowing from German. Etymon: German Paramylon.

Etymology: < German Paramylon (J. Gottlieb 1850, in Ann. der Chem. u. Pharm. 75 58) < para- para- prefix¹ + Amylon starch ( < classical Latin amylum amyl n.¹ + German -on -one suffix). Compare later paramylum n.

Biochemistry.

A polysaccharide occurring in granules as a reserve carbohydrate in certain flagellates and algae.

ΚΠ

1862 H. Watts tr. L. Gmelin Hand-bk. Chem. XV. 122 Fresh Euglenæ..are exhausted successively with ether.., whereby the envelopes of most of the animalcules are lacerated, and granular paramylone is set free.

1879 Proc. Royal Soc. 1878–9 28 450 Schmidt prepared from Euglena viridis a body isomeric with starch, though of widely different properties, his paramylon.

1943 Jrnl. Quekett Microsc. Club 1 228 Paramylon, found in the Euglenineae, is not stained by iodine.

1982 M. J. Dring Biol. Marine Plants (1986) i. 5 The other storage products produced by algae (laminaran, chrysolaminaran and paramylon) also consist of glucose units.

This entry has been updated (OED Third Edition, June 2005; most recently modified version published online March 2022).

单词	paramylon
释义	paramylonn. Brit. /pəˈramᵻlɒn/, U.S. /pəˈræməˌlɑn/ Forms: 1800s– paramylon, 1800s– paramylone. Origin: A borrowing from German. Etymon: German Paramylon. Etymology: < German Paramylon (J. Gottlieb 1850, in Ann. der Chem. u. Pharm. 75 58) < para- para- prefix¹ + Amylon starch ( < classical Latin amylum amyl n.¹ + German -on -one suffix). Compare later paramylum n. Biochemistry. A polysaccharide occurring in granules as a reserve carbohydrate in certain flagellates and algae. ΚΠ 1862 H. Watts tr. L. Gmelin Hand-bk. Chem. XV. 122 Fresh Euglenæ..are exhausted successively with ether.., whereby the envelopes of most of the animalcules are lacerated, and granular paramylone is set free. 1879 Proc. Royal Soc. 1878–9 28 450 Schmidt prepared from Euglena viridis a body isomeric with starch, though of widely different properties, his paramylon. 1943 Jrnl. Quekett Microsc. Club 1 228 Paramylon, found in the Euglenineae, is not stained by iodine. 1982 M. J. Dring Biol. Marine Plants (1986) i. 5 The other storage products produced by algae (laminaran, chrysolaminaran and paramylon) also consist of glucose units. This entry has been updated (OED Third Edition, June 2005; most recently modified version published online March 2022). < n.1862
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