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Nikiforos Kollias

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M Catherine Mack; Neena K Tierney; Eduardo Ruvolo; Georgios Stamatas; Katharine M Martin; Edvardo Ruvolo; Nikiforos Kollias
Development of solar UVR-related pigmentation begins as early as the first summer of life.
Georgios Stamatas; Janeta Nikolovski; Michael A Luedtke; Nikiforos Kollias; Benjamin C Wiegand
Infant skin microstructure assessed in vivo differs from adult skin in organization and at the cellular level.
Janeta Nikolovski; Georgios Stamatas; Nikiforos Kollias; Benjamin C Wiegand
Barrier function and water-holding and transport properties of infant stratum corneum are different from adult and continue to develop through the first year of life.

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2010: M Catherine Mack; Neena K Tierney; Eduardo Ruvolo; Georgios Stamatas; Katharine M Martin; Edvardo Ruvolo; Nikiforos Kollias
Development of solar UVR-related pigmentation begins as early as the first summer of life.
The Journal of investigative dermatology 2010;130(9):2335-8.
2010: Georgios Stamatas; Janeta Nikolovski; Michael A Luedtke; Nikiforos Kollias; Benjamin C Wiegand
Infant skin microstructure assessed in vivo differs from adult skin in organization and at the cellular level.
Pediatric dermatology 2010;27(2):125-31.
2008: Janeta Nikolovski; Georgios Stamatas; Nikiforos Kollias; Benjamin C Wiegand
Barrier function and water-holding and transport properties of infant stratum corneum are different from adult and continue to develop through the first year of life.
The Journal of investigative dermatology 2008;128(7):1728-36.
2005: Beate Gerstbrein; Georgios Stamatas; Nikiforos Kollias; Monica Driscoll
In vivo spectrofluorimetry reveals endogenous biomarkers that report healthspan and dietary restriction in Caenorhabditis elegans.
Aging cell 2005;4(3):127-37.
2004: Hao Ou-Yang; Georgios Stamatas; Claude Saliou; Nikiforos Kollias
A chemiluminescence study of UVA-induced oxidative stress in human skin in vivo.
The Journal of investigative dermatology 2004;122(4):1020-9.
2004: Apostolos G Doukas; Nikiforos Kollias
Transdermal drug delivery with a pressure wave.
Advanced drug delivery reviews 2004;56(5):559-79.
2004: JL Bykowski; Nikiforos Kollias; G M LaMuraglia
Evaluation of peripheral arterial occlusive disease and postsurgical viability using reflectance spectroscopy of skin.
Microvascular research 2004;67(2):152-8.
2004: Hao Ou-Yang; Georgios Stamatas; Nikiforos Kollias
Spectral responses of melanin to ultraviolet A irradiation.
The Journal of investigative dermatology 2004;122(2):492-6.
2003: Nikiforos Kollias; Ali Baqer; Iqbal Sadiq; Robert Gillies; Hao Ou-Yang
Measurement of solar UVB variations by polysulphone film.
Photochemistry and photobiology 2003;78(3):220-4.
2003: Robert Gillies; Dominique Moyal; S Forestier; Nikiforos Kollias
Non-invasive in vivo determination of UVA efficacy of sunscreens using diffuse reflectance spectroscopy.
Photodermatology, photoimmunology & photomedicine 2003;19(4):190-4.
2003: Gopinathan K Menon; Nikiforos Kollias; Apostolos G Doukas
Ultrastructural evidence of stratum corneum permeabilization induced by photomechanical waves.
The Journal of investigative dermatology 2003;121(1):104-9.
2003: Nikiforos Kollias; A H Baqer; Hao Ou-Yang
Diurnal and seasonal variations of the UV cut-off wavelength and most erythemally effective wavelength of solar spectra.
Photodermatology, photoimmunology & photomedicine 2003;19(2):89-92.
2002: Shun Lee; Daniel McAuliffe; Nikiforos Kollias; Thomas J Flotte; Apostolos G Doukas
Photomechanical delivery of 100-nm microspheres through the stratum corneum: implications for transdermal drug delivery.
Lasers in surgery and medicine 2002;31(3):207-10.
2001: G Zonios; JL Bykowski; Nikiforos Kollias
Skin melanin, hemoglobin, and light scattering properties can be quantitatively assessed in vivo using diffuse reflectance spectroscopy.
The Journal of investigative dermatology 2001;117(6):1452-7.
2001: Apostolos G Doukas; Nikolaos S Soukos; S Babusis; Y Appa; Nikiforos Kollias
Fluorescence excitation spectroscopy for the measurement of epidermal proliferation.
Photochemistry and photobiology 2001;74(1):96-102.
2001: W D Tian; Robert Gillies; L Brancaleon; Nikiforos Kollias
Aging and effects of ultraviolet A exposure may be quantified by fluorescence excitation spectroscopy in vivo.
The Journal of investigative dermatology 2001;116(6):840-5.
2001: L Brancaleon; M P Bamberg; T Sakamaki; Nikiforos Kollias
Attenuated total reflection-Fourier transform infrared spectroscopy as a possible method to investigate biophysical parameters of stratum corneum in vivo.
The Journal of investigative dermatology 2001;116(3):380-6.
2001: L Brancaleon; Anthony Durkin; J H Tu; G Menaker; J D Fallon; Nikiforos Kollias
In vivo fluorescence spectroscopy of nonmelanoma skin cancer.
Photochemistry and photobiology 2001;73(2):178-83.
2001: Shun Lee; Daniel McAuliffe; Nikiforos Kollias; Thomas J Flotte; Apostolos G Doukas
Permeabilization and recovery of the stratum corneum in vivo: the synergy of photomechanical waves and sodium lauryl sulfate.
Lasers in surgery and medicine 2001;29(2):145-50.
2001: Shun Lee; Daniel McAuliffe; Thomas J Flotte; Nikiforos Kollias; Apostolos G Doukas
Photomechanical transdermal delivery: the effect of laser confinement.
Lasers in surgery and medicine 2001;28(4):344-7.
2001: Peter E M Butler; S Gonzalez; Mark A Randolph; J Kim; Nikiforos Kollias; Michael J Yaremchuk
Quantitative and qualitative effects of chemical peeling on photo-aged skin: an experimental study.
Plastic and reconstructive surgery 2001;107(1):222-8.
2000: Nikolaos S Soukos; K Crowley; M P Bamberg; Robert Gillies; Apostolos G Doukas; R Evans; Nikiforos Kollias
A rapid method to detect dried saliva stains swabbed from human skin using fluorescence spectroscopy.
Forensic science international 2000;114(3):133-8.
2000: Dominique Moyal; Alain Chardon; Nikiforos Kollias
UVA protection efficacy of sunscreens can be determined by the persistent pigment darkening (PPD) method. (Part 2).
Photodermatology, photoimmunology & photomedicine 2000;16(6):250-5.
2000: Dominique Moyal; Alain Chardon; Nikiforos Kollias
Determination of UVA protection factors using the persistent pigment darkening (PPD) as the end point. (Part 1). Calibration of the method.
Photodermatology, photoimmunology & photomedicine 2000;16(6):245-9.
2000: Robert Gillies; G Zonios; R Rox Anderson; Nikiforos Kollias
Fluorescence excitation spectroscopy provides information about human skin in vivo.
The Journal of investigative dermatology 2000;115(4):704-7.
2000: Salvador González; C Vibhagool; Margaret Sherwood; Thomas J Flotte; Nikiforos Kollias
The phototoxicity of photodynamic therapy may be suppressed or enhanced by modulation of the cutaneous vasculature.
Journal of photochemistry and photobiology. B, Biology 2000;57(2-3):142-8.
2000: Salvador González; G Zonios; Bach-Cuc Nguyen; Robert Gillies; Nikiforos Kollias
Endogenous skin fluorescence is a good marker for objective evaluation of comedolysis.
The Journal of investigative dermatology 2000;115(1):100-5.
2000: Sheldon R Pinnell; D Fairhurst; Robert Gillies; mark mitchnick; Nikiforos Kollias
Microfine zinc oxide is a superior sunscreen ingredient to microfine titanium dioxide.
Dermatologic surgery : official publication for American Society for Dermatologic Surgery [et al.] 2000;26(4):309-14.
2000: MM Tsoukas; Salvador González; Thomas J Flotte; R Rox Anderson; Margaret Sherwood; Nikiforos Kollias
Wavelength and fluence effect on vascular damage with photodynamic therapy on skin.
The Journal of investigative dermatology 2000;114(2):303-8.
2000: Apostolos G Doukas; M Bamberg; Robert Gillies; R Evans; Nikiforos Kollias
Spectroscopic determination of skin viability. A predictor of postmortem interval.
Journal of forensic sciences 2000;45(1):36-41.
1999: L Brancaleon; G Lin; Nikiforos Kollias
The in vivo fluorescence of tryptophan moieties in human skin increases with UV exposure and is a marker for epidermal proliferation.
The Journal of investigative dermatology 1999;113(6):977-82.
1999: Shun Lee; Nikiforos Kollias; Daniel McAuliffe; Thomas J Flotte; Apostolos G Doukas
Topical drug delivery in humans with a single photomechanical wave.
Pharmaceutical research 1999;16(11):1717-21.
1999: Nikiforos Kollias; JL Bykowski
Immediate pigment darkening thresholds of human skin to monochromatic (362 nm) ultraviolet A radiation are fluence rate dependent.
Photodermatology, photoimmunology & photomedicine 1999;15(5):175-8.
1999: MV Alcaraz; Madhu A Pathak; Francisca Rius; Nikiforos Kollias; Salvador González
An extract of Polypodium leucotomos appears to minimize certain photoaging changes in a hairless albino mouse animal model. A pilot study.
Photodermatology, photoimmunology & photomedicine 1999;15(3-4):120-6.
1998: Shun Lee; Daniel McAuliffe; Thomas J Flotte; Nikiforos Kollias; Apostolos G Doukas
Photomechanical transcutaneous delivery of macromolecules.
The Journal of investigative dermatology 1998;111(6):925-9.
1998: Nikiforos Kollias; Robert Gillies; M Moran; Irene E Kochevar; R Rox Anderson
Endogenous skin fluorescence includes bands that may serve as quantitative markers of aging and photoaging.
The Journal of investigative dermatology 1998;111(5):776-80.
1998: G C Lin; M L Tsoukas; M S Lee; Salvador González; C Vibhagool; R Rox Anderson; Nikiforos Kollias
Skin necrosis due to photodynamic action of benzoporphyrin depends on circulating rather than tissue drug levels: implications for control of photodynamic therapy.
Photochemistry and photobiology 1998;68(4):575-83.
1998: Whitney D Tope; E Victor Ross; Nikiforos Kollias; A Martin; Robert Gillies; R Rox Anderson
Protoporphyrin IX fluorescence induced in basal cell carcinoma by oral delta-aminolevulinic acid.
Photochemistry and photobiology 1998;67(2):249-55.
1997: SB Phillips; Nikiforos Kollias; Robert Gillies; JA Muccini; LA Drake
Polarized light photography enhances visualization of inflammatory lesions of acne vulgaris.
Journal of the American Academy of Dermatology 1997;37(6):948-52.
1997: E Victor Ross; R Romero; Nikiforos Kollias; Christopher P Crum; R Rox Anderson
Selectivity of protoporphyrin IX fluorescence for condylomata after topical application of 5-aminolaevulinic acid: implications for photodynamic treatment.
The British journal of dermatology 1997;137(5):736-42.
1997: MM Tsoukas; G C Lin; M S Lee; R Rox Anderson; Nikiforos Kollias
Predictive dosimetry for threshold phototoxicity in photodynamic therapy on normal skin: red wavelengths produce more extensive damage than blue at equal threshold doses.
The Journal of investigative dermatology 1997;108(4):501-5.
1997: Nikiforos Kollias; Robert Gillies; C Cohén-Goihman; SB Phillips; JA Muccini; Matthew J Stiller; LA Drake
Fluorescence photography in the evaluation of hyperpigmentation in photodamaged skin.
Journal of the American Academy of Dermatology 1997;36(2 Pt 1):226-30.
1997: Salvador González; MV Alcaraz; F Díaz; Thomas J Flotte; Ignacio Pérez de Vargas; R Rox Anderson; Nikiforos Kollias
DNA ploidy changes in rhino mouse skin induced by all-trans retinoic acid and retinol.
Skin pharmacology : the official journal of the Skin Pharmacology Society 1997;10(3):135-43.
1997: Nikiforos Kollias; Robert Gillies; JA Muccini; SB Phillips; LA Drake
Oxyhemoglobin is a quantifiable measure of experimentally induced chronic tretinoin inflammation and accommodation in photodamaged skin.
Skin pharmacology : the official journal of the Skin Pharmacology Society 1997;10(2):97-104.
1997: L E Rhodes; MM Tsoukas; R Rox Anderson; Nikiforos Kollias
Iontophoretic delivery of ALA provides a quantitative model for ALA pharmacokinetics and PpIX phototoxicity in human skin.
The Journal of investigative dermatology 1997;108(1):87-91.
1996: Nikiforos Kollias; Y H Malallah; Hejab Al-Ajmi; A Baqer; B E Johnson; Salvador González
Erythema and melanogenesis action spectra in heavily pigmented individuals as compared to fair-skinned Caucasians.
Photodermatology, photoimmunology & photomedicine 1996;12(5):183-8.
1996: L C Lucchina; Nikiforos Kollias; Robert Gillies; SB Phillips; J A Muccini; Matthew J Stiller; R J Trancik; L A Drake
Fluorescence photography in the evaluation of acne.
Journal of the American Academy of Dermatology 1996;35(1):58-63.
1996: Matthew J Stiller; J Bartolone; R Stern; S Smith; Nikiforos Kollias; Robert Gillies; L A Drake
Topical 8% glycolic acid and 8% L-lactic acid creams for the treatment of photodamaged skin. A double-blind vehicle-controlled clinical trial.
Archives of dermatology 1996;132(6):631-6.
1996: S Gonzalez; V Hegyi; A Baqer; I Sadiq; Nikiforos Kollias
Development of cutaneous tolerance to ultraviolet B during ultraviolet B phototherapy for psoriasis.
Photodermatology, photoimmunology & photomedicine 1996;12(2):73-8.
1996: Robert Gillies; Nikiforos Kollias; Tayyaba Hasan; Heyke Diddens
Spectral characterization of the benzoporphyrin derivative monoacid ring-A photoproduct formed in fetal calf solutions during irradiation with 694 nm continuous-wave radiation.
Journal of photochemistry and photobiology. B, Biology 1996;33(1):87-90.
1996: W T Knoefel; Nikiforos Kollias; David W Rattner; N S Nishioka; Andrew L Warshaw
Reflectance spectroscopy of pancreatic microcirculation.
Journal of applied physiology (Bethesda, Md. : 1985) 1996;80(1):116-23.
1996: H P Baden; Nikiforos Kollias; R R Anderson; T Hopkins; Laurel A. Raftery
Drosophila melanogaster larvae detect low doses of UVC radiation as manifested by a writhing response.
Archives of insect biochemistry and physiology 1996;32(2):187-96.
1995: J A Muccini; Nikiforos Kollias; SB Phillips; R Rox Anderson; Arthur J Sober; Matthew J Stiller; L A Drake
Polarized light photography in the evaluation of photoaging.
Journal of the American Academy of Dermatology 1995;33(5 Pt 1):765-9.
1995: Nikiforos Kollias
The physical basis of skin color and its evaluation.
Clinics in dermatology 1995;13(4):361-7.
1995: H Lui; S Salasche; Nikiforos Kollias; J Wimberly; T Flotte; D McLean; R R Anderson
Photodynamic therapy of nonmelanoma skin cancer with topical aminolevulinic acid: a clinical and histologic study.
Archives of dermatology 1995;131(6):737-8.
1995: Nikiforos Kollias; Robert Gillies; J A Muccini; R K Uyeyama; SB Phillips; L A Drake
A single parameter, oxygenated hemoglobin, can be used to quantify experimental irritant-induced inflammation.
The Journal of investigative dermatology 1995;104(3):421-4.
1994: Nikiforos Kollias; A Baqer; I Sadiq
Minimum erythema dose determination in individuals of skin type V and VI with diffuse reflectance spectroscopy.
Photodermatology, photoimmunology & photomedicine 1994;10(6):249-54.
1994: W T Knoefel; Nikiforos Kollias; Andrew L Warshaw; H Waldner; N S Nishioka; David W Rattner
Pancreatic microcirculatory changes in experimental pancreatitis of graded severity in the rat.
Surgery 1994;116(5):904-13.
1994: R M Sayre; Nikiforos Kollias; R D Ley; A H Baqer
Changing the risk spectrum of injury and the performance of sunscreen products throughout the day.
Photodermatology, photoimmunology & photomedicine 1994;10(4):148-53.
1992: B A Goff; R Bachor; Nikiforos Kollias; Tayyaba Hasan
Effects of photodynamic therapy with topical application of 5-aminolevulinic acid on normal skin of hairless guinea pigs.
Journal of photochemistry and photobiology. B, Biology 1992;15(3):239-51.
1992: Nikiforos Kollias; A Baqer; I Sadiq; R M Sayre
In vitro and in vivo ultraviolet-induced alterations of oxy- and deoxyhemoglobin.
Photochemistry and photobiology 1992;56(2):223-7.
1991: Nikiforos Kollias; R M Sayre; L Zeise; M R Chedekel
Photoprotection by melanin.
Journal of photochemistry and photobiology. B, Biology 1991;9(2):135-60.
1991: Nikiforos Kollias; JM al-Hassan; Muslim Ali; J A al-Saleh; A Baqer; I Sadiq; R S Criddle
Evaluation of toxicity of catfish skin toxin using diffuse reflectance methods.
Journal of pharmaceutical and biomedical analysis 1991;9(3):255-9.
1988: Nikiforos Kollias; A H Baqer; I Sadiq
Measurements of solar middle ultraviolet radiation in a desert environment.
Photochemistry and photobiology 1988;47(4):565-9.
1988: Nikiforos Kollias; A H Baqer
Quantitative assessment of UV-induced pigmentation and erythema.
Photo-dermatology 1988;5(1):53-60.
1987: Nikiforos Kollias; A H Baqer
Absorption mechanisms of human melanin in the visible, 400-720 nm.
The Journal of investigative dermatology 1987;89(4):384-8.
1986: Nikiforos Kollias; A Baqer
On the assessment of melanin in human skin in vivo.
Photochemistry and photobiology 1986;43(1):49-54.
1985: Nikiforos Kollias; A Baqer
Spectroscopic characteristics of human melanin in vivo.
The Journal of investigative dermatology 1985;85(1):38-42.
1984: Nikiforos Kollias; A Baqer
An experimental study of the changes in pigmentation in human skin in vivo with visible and near infrared light.
Photochemistry and photobiology 1984;39(5):651-9.