Holmgrenn.1
/ˈhəʊmɡrən//ˈhəʊlmɡrən/ Holmgren's test n. (also Holmgren's wool test) a test for colour-blindness devised by Holmgren in which the subject is asked to match differently coloured pieces of wool. Also Holmgren's wools, †Holmgren's worsteds.
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the world > health and disease > healing > diagnosis or prognosis > tests > [noun] > tests for eye disorders
Scheiner's experiment1870
Holmgren's test1879
Ishihara test1924
Schirmer test1935
1879 B. J. Jeffries Color-blindness xviii. 195 Dr. Magnus of Breslau has lately proposed a modification of Holmgren's test by letting the examined pick out from bundles of colored worsteds those which match the colors of the solar spectrum shown them at the same time.
1879 B. J. Jeffries Color-blindness xxii. 241 To further test railroad employés or others, after having decided on their color-blindness by Holmgren's worsteds,..will be..of great value to examiners.
1890 H. Ellis Criminal iii. 117 He met with one case (green-blindness) among 460 criminals tested with Holmgren's wools.
1932 S. Duke-Elder Text-bk. Ophthalmol. I. xxv. 987 Holmgren's wool test, despite the strictures which have been passed upon it, is of great service.
1964 S. Duke-Elder Parsons' Dis. Eye (ed. 14) xxiv. 364 Holmgren's Wools. These consist of a selection of skeins of coloured wools from which the candidate is required to make a series of colour-matches.
This entry has not yet been fully updated (first published 1976; most recently modified version published online January 2018).
Holmgrenn.2
/ˈhəʊmɡrən//ˈhəʊlmɡrən/ Used attributively to designate a system of canals discovered by Holmgren in the cytoplasm of some cells.
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the world > life > biology > substance > cell > cell substance > [noun] > protoplasm or cytoplasm > structure or substance in cytoplasm
microsome1881
myoneme1893
tonofibril1901
Holmgren1921
tonofibrilla1925
cytoskeleton1936
protofibril1948
protofilament1960
microfilament1963
tonofilament1964
cytosol1965
1921 Anatomical Rec. XXII. 78 Further work upon the Holmgren canals is required to clearly demonstrate the developmental stages.
1936 Nature 30 May 915/2 The relation of the vacuome system to the Golgi network or the Holmgren canals.
1952 G. H. Bourne Cytol. & Cell Physiol. (ed. 2) vi. 250 Evidence obtained from ultra-centrifugation of cells..shows that the Holmgren canals become stratified in a different position from the Golgi apparatus.
This entry has not yet been fully updated (first published 1976; most recently modified version published online September 2018).
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