Search Results - "Glickman, R D"

Phototoxicity to the Retina: Mechanisms of Damage by Glickman, Randolph D.

“…Light damage to the retina occurs through three general mechanisms involving thermal, mechanical, or photochemical effects. The particular mechanism activated…”
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Holmium:YAG lithotripsy efficiency varies with energy density by Vassar, G J, Teichman, J M, Glickman, R D

“…We test the hypothesis that holmium:YAG lithotripsy efficiency varies with optical fiber size and energy settings (energy density). The 272, 365, 550 and 940…”
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Holmium: YAG lithotripsy: photothermal mechanism by Vassar, G J, Chan, K F, Teichman, J M, Glickman, R D, Weintraub, S T, Pfefer, T J, Welch, A J

“…A series of experiments were conducted to test the hypothesis that the mechanism of holmium:YAG lithotripsy is photothermal. To show that holmium:YAG…”
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Holmium:YAG laser lithotripsy: A dominant photothermal ablative mechanism with chemical decomposition of urinary calculi by Chan, Kin Foong, Vassar, George J., Pfefer, T. Joshua, Teichman, Joel M.H., Glickman, Randolph D., Weintraub, Susan T., Welch, Ashley J.

“…Background and Objective Evidence is presented that the fragmentation process of long‐pulse Holmium:YAG (Ho:YAG) lithotripsy is governed by photothermal…”
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Holmium:yttrium-aluminum-garnet lithotripsy efficiency varies with stone composition by Teichman, Joel M.H, Vassar, George J, Glickman, Randolph D

“…Objectives. To test the hypothesis that holmium:yttrium-aluminum-garnet (YAG) lithotripsy efficiency varies with stone composition. Methods. Single pulses of…”
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Holmium: YAG lithotripsy: optimal power settings by Spore, S S, Teichman, J M, Corbin, N S, Champion, P C, Williamson, E A, Glickman, R D

“…We tested the hypothesis that holmium:YAG laser lithotripsy speed is best maximized by using low pulse energy at high pulse frequency. To demonstrate that…”
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Optical characterization of melanin by Sardar, D K, Mayo, M L, Glickman, R D

“…The optical properties of melanin have been characterized for a number of laser wavelengths in the visible region. The index of refraction of melanin is…”
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Holmium:YAG lithotripsy: photothermal mechanism converts uric acid calculi to cyanide by Teichman, J M, Vassar, G J, Glickman, R D, Beserra, C M, Cina, S J, Thompson, I M

“…Holmium:YAG lithotripsy fragments stones through a photothermal mechanism. Uric acid when heated is known to be converted into cyanide. We test the hypothesis…”
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Holmium:YAG laser-induced damage to guidewires: experimental study by Freiha, G S, Glickman, R D, Teichman, J M

“…The holmium:YAG laser fragments stones of all compositions effectively. However, damage to ureteral guidewires by the laser has been described, including in…”
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Proteus mirabilis viability after lithotripsy of struvite calculi by Prabakharan, S, Teichman, J M, Spore, S S, Sabanegh, E, Glickman, R D, McLean, R J

“…We tested the hypotheses that Proteus mirabilis viability of struvite calculi differs after exposure to different lithotripsy modalities and that the…”
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Laser lithotripsy and cyanide by Corbin, N S, Teichman, J M, Nguyen, T, Glickman, R D, Rihbany, L, Pearle, M S, Bishoff, J T

“…Holmium:YAG lithotripsy of uric acid calculi produces cyanide. The laser and stone parameters required to produce cyanide are poorly defined. In this study, we…”
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Kinetic properties of light-dependent ascorbic acid oxidation by melanin by Glickman, R D, Sowell, R, Lam, K W

“…The kinetic properties of ascorbic acid oxidation by light-activated melanin granules demonstrate the presence of a specific reactive site on the melanin…”
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Retinal pigment epithelium pigment granules stimulate the photo-oxidation of unsaturated fatty acids by Dontsov, Alexander E., Glickman, Randolph D., Ostrovsky, Mikhail A.

“…The cellular pigments of the retinal pigment epithelium (RPE) have been shown to catalyze free radical activity, especially when illuminated with visible or…”
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Oxidation of ascorbic acid as an indicator of photooxidative stress in the eye by Glickman, R D, Lam, K W

“…When whole retinal pigmented epithelium (RPE) cells isolated from bovine eyes are incubated with 14C-labeled ascorbic acid and exposed to a visible laser, the…”
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Holmium:YAG percutaneous nephrolithotomy: the laser incident angle matters by Teichman, J M, Rao, R D, Glickman, R D, Harris, J M

“…Laser physics dictate that maximal radiant exposure occurs when the laser strikes the target at a normal incidence. Since the renal collecting system often…”
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In situ measurements of lens fluorescence and its interference with visual function by Zuclich, JA, Glickman, RD, Menendez, AR

“…Irradiation of the primate lens by near-ultraviolet wavelengths results in a blue fluorescence, which can be an intraocular source of veiling glare. This study…”
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Erbium: YAG versus holmium:YAG lithotripsy by Teichman, J M, Chan, K F, Cecconi, P P, Corbin, N S, Kamerer, A D, Glickman, R D, Welch, A J

“…We test the hypothesis that erbium:YAG (Er:YAG) lithotripsy is more efficient than holmium:YAG (Ho:YAG) lithotripsy. Human calculi composed of greater than 97%…”
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Strategies for 3-D visualization of ocular structures by Lancaster, J L, Glickman, R D, Schulte, A V

“…The ability to visualize noninvasively the internal structure of the body has been widely utilized in clinical and research applications. Current tomographic…”
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Inner plexiform circuits in the carp retina: effects of cholinergic agonists, GABA, and substance P on the ganglion cells by Glickman, R D, Adolph, A R, Dowling, J E

“…Th effects on ganglion cell light responses and spontaneous activity of neurotransmitter candidates, applied by nebulizer spray and iontophoresis, were studied…”
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Sodium-dependent ascorbic and dehydroascorbic acid uptake by SV-40-transformed retinal pigment epithelial cells by Lam, K W, Yu, H S, Glickman, R D, Lin, T

“…The present data confirmed previous studies with other cell types that ascorbic acid and dehydroascorbic acid are transported through different transporters…”
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