Stefan Löfgren

Publications
CV
Public outreach and news

Articles

Article: OPTOMETRY AND VISION SCIENCE. 2023;100(1):91-95

Relatively Stable Prevalence of Myopia among Swedish Children Aged 4 to 7 Years between 2015 and 2020.

Bro T; Löfgren S
Article: ACTA OPHTHALMOLOGICA. 2019;97(6):583-588

Iris suture fixation of out-of-the-bag dislocated three-piece intraocular lenses.

Armonaite L; Löfgren S; Behndig A
Article: JOURNAL OF PEDIATRICS. 2019;206:56-65.e8

rhIGF-1/rhIGFBP-3 in Preterm Infants: A Phase 2 Randomized Controlled Trial.

Ley D; Hallberg B; Hansen-Pupp I; Dani C; Ramenghi LA; Marlow N; Beardsall K; Bhatti F; Dunger D; Higginson JD; Mahaveer A; Mezu-Ndubuisi OJ; Reynolds P; Giannantonio C; van Weissenbruch M; Barton N; Tocoian A; Hamdani M; Jochim E; Mangili A; Chung J-K; Turner MA; Smith LEH; Hellström A; study team
Article: ACTA OPHTHALMOLOGICA. 2018;96(3):295-300

Children with blindness - major causes, developmental outcomes and implications for habilitation and educational support: a two-decade, Swedish population-based study.

de Verdier K; Ulla E; Löfgren S; Fernell E
Article: CORNEA. 2015;34(8):945-949

Apoptosis in Rat Cornea After In Vivo Exposure to Ultraviolet Radiation at 300 nm.

Kronschläger M; Talebizadeh N; Yu Z; Meyer LM; Löfgren S
Article: HEALTH PHYSICS. 2014;107(6):523-529

Cataract after repeated daily in vivo exposure to ultraviolet radiation.

Galichanin K; Löfgren S; Söderberg P
Article: EXPERIMENTAL EYE RESEARCH. 2014;122:94-101

Pharmacokinetics for topically applied caffeine in the rat.

Kronschläger M; Forsman E; Yu Z; Talebizadeh N; Löfgren S; Meyer LM; Bergquist J; Söderberg P
Article: EXPERIMENTAL EYE RESEARCH. 2013;113:26-31

Caffeine eye drops protect against UV-B cataract.

Kronschläger M; Löfgren S; Yu Z; Talebizadeh N; Varma SD; Söderberg P
Article: ACTA OPHTHALMOLOGICA. 2013;91(3):236-242

Bilateral cataract induced by unilateral UVR-B exposure -- evidence for an inflammatory response.

Meyer LM; Löfgren S; Holz FG; Wegener A; Söderberg P
Article: INVESTIGATIVE OPHTHALMOLOGY & VISUAL SCIENCE. 2012;53(11):7276-7285

Ultraviolet radiation-induced cataract in mice: the effect of age and the potential biochemical mechanism.

Zhang J; Yan H; Löfgren S; Tian X; Lou MF
Article: ACTA OPHTHALMOLOGICA. 2012;90(3):226-230

High lenticular tolerance to ultraviolet radiation-B by pigmented guinea-pig; application of a safety limit strategy for UVR-induced cataract.

Mody VC; Kakar M; Söderberg PG; Löfgren S
Article: ACTA OPHTHALMOLOGICA. 2012;90(2):179-183

Lenses from Brown-Norway pigmented rats are more tolerant to in vitro ultraviolet irradiation than lenses from Fischer-344 albino rats.

Löfgren S
Article: ACTA OPHTHALMOLOGICA. 2012;90(1):44-48

Impact of iris pigment and pupil size in ultraviolet radiation cataract in rat.

Löfgren S; Michael R; Söderberg PG
Article: EXPERIMENTAL EYE RESEARCH. 2011;93(1):91-97

Dose-response relationship for α-tocopherol prevention of ultraviolet radiation induced cataract in rat.

Wang J; Löfgren S; Dong X; Galichanin K; Söderberg PG
Article: ACTA OPHTHALMOLOGICA. 2011;89(1):e67-e71

A new universal rat restrainer for ophthalmic research.

Galichanin K; Wang J; Löfgren S; Söderberg P
Article: ACTA OPHTHALMOLOGICA. 2010;88(7):779-785

Evolution of light scattering and redox balance in the rat lens after in vivo exposure to close-to-threshold dose ultraviolet radiation.

Wang J; Löfgren S; Dong X; Galichanin K; Söderberg PG
Article: EXPERIMENTAL EYE RESEARCH. 2010;91(3):369-377

Evolution of damage in the lens after in vivo close to threshold exposure to UV-B radiation: cytomorphological study of apoptosis.

Galichanin K; Löfgren S; Bergmanson J; Söderberg P
Article: EXPERIMENTAL EYE RESEARCH. 2009;89(6):833-839

Absence of glutaredoxin1 increases lens susceptibility to oxidative stress induced by UVR-B.

Meyer LM; Löfgren S; Ho Y-S; Lou M; Wegener A; Holz F; Söderberg P
Article: ACTA OPHTHALMOLOGICA. 2008;86(2):188-195

Drinking water supplementation with ascorbate is not protective against UVR-B-induced cataract in the guinea pig.

Mody VC; Kakar M; Elfving A; Löfgren S
Article: ACTA OPHTHALMOLOGICA. 2007;85(7):745-752

Interaction of anaesthetic drugs and UV-B irradiation in the anterior segment of the rat eye.

Zhang F; Löfgren S; Söderberg PG
Article: EXPERIMENTAL EYE RESEARCH. 2007;84(1):200-208

Maximum tolerable dose for avoidance of cataract after repeated exposure to ultraviolet radiation in rats.

Dong X; Löfgren S; Ayala M; Söderberg PG
Article: INVESTIGATIVE OPHTHALMOLOGY & VISUAL SCIENCE. 2006;47(12):5404-5411

Biological response in various compartments of the rat lens after in vivo exposure to UVR-B analyzed by HR-MAS 1H NMR spectroscopy.

Tessem M-B; Bathen TF; Löfgren S; Saether O; Mody V; Meyer L; Dong X; Söderberg PG; Midelfart A
Article: FASEB JOURNAL. 2006;20(14):2645-2647

Mitochondrial thioltransferase (glutaredoxin 2) has GSH-dependent and thioredoxin reductase-dependent peroxidase activities in vitro and in lens epithelial cells.

Fernando MR; Lechner JM; Löfgren S; Gladyshev VN; Lou MF
Article: EXPERIMENTAL EYE RESEARCH. 2005;81(4):407-414

Time dependency of metabolic changes in rat lens after in vivo UVB irradiation analysed by HR-MAS 1H NMR spectroscopy.

Risa O; Saether O; Kakar M; Mody V; Löfgren S; Söderberg PG; Krane J; Midelfart A
Article: OPHTHALMIC RESEARCH. 2005;37(4):197-201

The effect of exposure time on maximum acceptable dose for avoidance of ultraviolet radiation-induced cataract.

Dong X; Söderberg PG; Ayala M; Löfgren S
Article: OPHTHALMIC RESEARCH. 2005;37(3):142-149

Ascorbate in the rat lens: dependence on dietary intake.

Mody VC; Kakar M; Elfving A; Söderberg PG; Löfgren S
Article: ACTA OPHTHALMOLOGICA. 2005;83(2):228-233

Ascorbate in the guinea pig lens: dependence on drinking water supplementation.

Mody VC; Kakar M; Elfving A; Söderberg PG; Löfgren S
Article: EXPERIMENTAL EYE RESEARCH. 2005;80(4):561-566

Maximum tolerable dose for avoidance of cataract induced by ultraviolet radiation-B for 18 to 60 week old rats.

Dong X; Löfgren S; Ayala M; Söderberg PG
Article: INVESTIGATIVE OPHTHALMOLOGY & VISUAL SCIENCE. 2004;45(6):1916-1921

Metabolic changes in rat lens after in vivo exposure to ultraviolet irradiation: measurements by high resolution MAS 1H NMR spectroscopy.

Risa Ø; Saether O; Löfgren S; Söderberg PG; Krane J; Midelfart A
Article: INVESTIGATIVE OPHTHALMOLOGY & VISUAL SCIENCE. 2003;44(4):1629-1633

Impact of age and sex in ultraviolet radiation cataract in the rat.

Löfgren S; Michael R; Söderberg PG
Article: INVESTIGATIVE OPHTHALMOLOGY & VISUAL SCIENCE. 2003;44(3):1150-1154

Ultraviolet radiation-induced cataract: age and maximum acceptable dose.

Dong X; Ayala M; Löfgren S; Söderberg PG
Article: DEVELOPMENTS IN OPHTHALMOLOGY. 2002;35:70-75

Toxicity of ultraviolet radiation exposure to the lens expressed by maximum tolerable dose.

Söderberg PG; Löfgren S; Ayala M; Dong X; Kakar M; Mody V
Article: INVESTIGATIVE OPHTHALMOLOGY & VISUAL SCIENCE. 2001;42(8):1833-1836

Lens lactate dehydrogenase inactivation after UV-B irradiation: an in vivo measure of UVR-B penetration.

Löfgren S; Söderberg PG
Article: INVESTIGATIVE OPHTHALMOLOGY & VISUAL SCIENCE. 2000;41(9):2642-2647

An action spectrum for UV-B radiation and the rat lens.

Merriam JC; Löfgren S; Michael R; Söderberg P; Dillon J; Zheng L; Ayala M
Article: INVESTIGATIVE OPHTHALMOLOGY & VISUAL SCIENCE. 2000;41(1):204-212

Repair in the rat lens after threshold ultraviolet radiation injury.

Michael R; Vrensen GF; van Marle J; Löfgren S; Söderberg PG
Article: ACTA OPHTHALMOLOGICA. 1999;77(6):690-693

Lens opacities after repeated exposure to ultraviolet radiation.

Michael R; Löfgren S; Söderberg PG
Article: ACTA OPHTHALMOLOGICA. 1998;76(5):555-560

Histochemical determination of lactate dehydrogenase activity in rat lens; influence of different parameters.

Löfgren S; Söderberg PG
Article: JOURNAL OF PHOTOCHEMISTRY AND PHOTOBIOLOGY B-BIOLOGY. 1995;30(2-3):145-151

Rat lens glycolysis after in vivo exposure to narrow band UV or blue light radiation.

Löfgren S; Söderberg PG
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All other publications

Editorial comment: ACTA PAEDIATRICA. 2017;106(7):1040

The new Swedish report on Shaken Baby Syndrome is misleading.

Hellgren K; Hellström A; Hård A-L; Jacobson L; Lidén U; Löfgren S; Fahnehjelm KT; Ygge J
Review: EXPERIMENTAL EYE RESEARCH. 2017;156:112-116

Solar ultraviolet radiation cataract.

Löfgren S
Published conference paper: INVESTIGATIVE OPHTHALMOLOGY & VISUAL SCIENCE. 2008;49(10):4497-4505

Effect of thioltransferase (glutaredoxin) deletion on cellular sensitivity to oxidative stress and cell proliferation in lens epithelial cells of thioltransferase knockout mouse.

Löfgren S; Fernando MR; Xing K-Y; Wang Y; Kuszynski CA; Ho Y-S; Lou MF
Published conference paper: BIOCHIMICA ET BIOPHYSICA ACTA: INTERNATIONAL JOURNAL OF BIOCHEMISTRY AND BIOPHYSICS. 2007;1774(5):545-555

Low molecular weight protein tyrosine phosphatase (LMW-PTP) and its possible physiological functions of redox signaling in the eye lens.

Xing K; Raza A; Löfgren S; Fernando MR; Ho Y-S; Lou MF
Published conference paper: ACTA OPHTHALMOLOGICA. 2006;84(3):390-395

Ultraviolet radiation-B-induced cataract in albino rats: maximum tolerable dose and ascorbate consumption.

Mody VC; Kakar M; Elfving A; Söderberg PG; Löfgren S

Employments

Affiliated to Research, Department of Clinical Neuroscience, Karolinska Institutet, 2023-2026

Degrees and Education

Docent, Karolinska Institutet, 2012
Doctor Of Philosophy, Department of Clinical Science, Intervention and Technology, Karolinska Institutet, 2001
University Medical Degree, Karolinska Institutet, 1996

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