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M G Callender

Explore the profile of M G Callender including associated specialties, affiliations and a list of published articles. Areas
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Articles 15
Citations 221
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Recent Articles
1.
Curry T, Sivak J, Callender M, Irving E
Optom Vis Sci . 1999 Jun; 76(5):316-9. PMID: 10375248
In defocus-induced ametropia experiments, retinal blur circles are a likely source of information as to the magnitude but not the sign of the defocus. However, magnification (and minification) produced by...
2.
Wilson K, Sivak J, Callender M
Exp Eye Res . 1997 May; 64(5):675-82. PMID: 9245896
Experiments have shown that it is possible to induce ametropias (myopia and hyperopia) in the eyes of young animals by distorting early visual experience through the use of negative and...
3.
Guo S, Sivak J, Callender M, Herbert K
Ophthalmic Physiol Opt . 1996 Nov; 16(6):486-90. PMID: 8944195
It is possible to induce ametropias in young chicks either by depriving the developing eye of clear form vision with a translucent goggle or by defocusing the retinal image with...
4.
Irving E, Sivak J, Curry T, Callender M
J Comp Physiol A . 1996 Aug; 179(2):185-94. PMID: 8765557
Ocular dimensions and refractive state data for chicks 0 to 14 days of age were obtained from 234 untreated control eyes of birds treated unilaterally in previous work involving various...
5.
Pardue M, LUER C, Callender M, Chou B, Sivak J
Vision Res . 1995 Jun; 35(12):1675-8. PMID: 7660575
The clearnose skate (Raja eglanteria) develops in an almost opaque eggcase and lays its eggs in pairs. One sibling from each of eight pairs of skates was removed from its...
6.
Guo S, Sivak J, Callender M
Curr Eye Res . 1995 May; 14(5):385-9. PMID: 7648864
This study investigated the relationship between retinal dopamine and lens induced refractive errors in chicks by high performance liquid chromatography with ultraviolet detection (HPLC-UV). After two weeks of lens wear,...
7.
Irving E, Callender M, Sivak J
Vision Res . 1995 May; 35(9):1165-74. PMID: 7610578
Light-weight translucent plastic goggles with convex or concave rigid contact lens inserts were applied unilaterally to the eyes of young chicks. Convex and concave cylindrical lenses produced astigmatic refractive errors....
8.
Elliott M, Callender M, Elliott D
Optom Vis Sci . 1994 Jan; 71(1):23-6. PMID: 8145993
Javal's rule and Grosvenor's simplification of it are commonly used formulas for predicting spectacle astigmatism from keratometric measurements. We assessed the accuracy of these two rules. Spectacle astigmatism was estimated...
9.
Irving E, Sivak J, Callender M
Ophthalmic Physiol Opt . 1992 Oct; 12(4):448-56. PMID: 1293533
We have developed a lightweight plastic goggle with rigid contact lens inserts that can be applied to the eyes of newly hatched chicks to explore the range and accuracy of...
10.
Callender M, Charles A, Chalmers R
Optom Vis Sci . 1992 Sep; 69(9):678-84. PMID: 1437007
A combined prospective and retrospective study was conducted to evaluate the efficacy of in-office disinfection methods for hydrogel trial contact lenses. Two hundred and twenty-one trial contact lenses, disinfected by...