Search Results - "Steponkus, Peter L."

Freezing Sensitivity in the sfr4 Mutant of Arabidopsis Is Due to Low Sugar Content and Is Manifested by Loss of Osmotic Responsiveness by Uemura, Matsuo, Warren, Gareth, Steponkus, Peter L.

“…Protoplasts were tested to determine whether the freezing sensitivity of the sfr4 (sensitive to freezing) mutant of Arabidopsis was due to the mutant's…”
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Occurrence of Glass Transitions in Long-Chain Phosphatidylcholine Mesophases by Shalaev, Evgenyi Y, Zografi, George, Steponkus, Peter L

“…Several phosphatidylcholine (PC) species were studied by differential scanning calorimetry at different levels of hydration. A glass transition was observed in…”
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Mode of action of the COR15a gene on the freezing tolerance of Arabidopsis thaliana by Steponkus, P.L. (Cornell University, Ithaca, NY.), Uemura, M, Joseph, R.A, Gilmour, S.J, Thomashow, M.F

“…Constitutive expression of the cold-regulated COR15a gene of Arabidopsis thaliana results in a significant increase in the survival of isolated protoplasts…”
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Constitutive Expression of the Cold-Regulated Arabidopsis thaliana COR15a Gene Affects Both Chloroplast and Protoplast Freezing Tolerance by Artus, Nancy N., Uemura, Matsuo, Steponkus, Peter L., Gilmour, Sarah J., Lin, Chentao, Thomashow, Michael F.

“…Cold acclimation in plants is associated with the expression of COR (cold-regulated) genes that encode polypeptides of unknown function. It has been widely…”
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Cold acclimation in plants: Relationship between the lipid composition and the cryostability of the plasma membrane by Uemura, M. (Iwate Univ., Morioka (Japan). Faculty of Agriculture), Steponkus, P.L

“…Cold acclimation of plants requires an orchestration of many different, seemingly disparate processes. However, many of these processes that occur during cold…”
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Glass Transition of a Synthetic Phospholipid in the Lamellar Phase by Shalaev, Evgenyi Y., Steponkus, Peter L.

“…A synthetic phospholipid, 1-palmitoyl-2-oleoyl-sn-glycero-3-phosphoethanolamine (POPE), was studied by differential scanning calorimetry at different hydration…”
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Phase diagram of 1,2-dioleoylphosphatidylethanolamine (DOPE):water system at subzero temperatures and at low water contents by Shalaev, Evgenyi Y., Steponkus, Peter L.

“…The phase behavior of partially hydrated 1,2-dioleoylphosphatidylethanolamine (DOPE) has been studied using differential scanning calorimetry and X-ray…”
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Freezing sensitivity in the sfr4 mutant of Arabidopsis is due to low sugar content and is manifested by loss of osmotic responsiveness1 by Uemura, Matsuo, Warren, Gareth, Steponkus, Peter L

“…Protoplasts were tested to determine whether the freezing sensitivity of the sfr4 (sensitive to freezing) mutant of Arabidopsis was due to the mutant's…”
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Phase behavior and glass transition of 1,2-dioleoylphosphatidylethanolamine (DOPE) dehydrated in the presence of sucrose by Shalaev, Evgenyi Y, Steponkus, Peter L

“…The effect of sucrose on the phase behavior of 1,2-dioleoylphosphatidylethanolamine (DOPE) as a function of hydration was studied using differential scanning…”
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Depression of the Glass Transition Temperature of Sucrose Confined in a Phospholipid Mesophase by Shalaev, Evgenyi Y, Steponkus, Peter L

“…The glass transition of sucrose in 1,2-dioleoyl-sn-glycero-3-phosphatidylethanolamine (DOPE)/sucrose mixtures was studied by differential scanning calorimetry…”
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Plasma membrane lipid alterations associated with cold acclimation of winter rye seedlings (Secale cereale L. cv Puma) by Lynch, D.V, Steponkus, P.L

“…Highly enriched plasma membrane fractions were isolated from leaves of nonacclimated (NA) and acclimated (ACC) rye (Secale cereale L. cv Puma) seedlings…”
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Freeze/thaw-induced destabilization of the plasma membrane and the effects of cold acclimation by Steponkus, P L, Lynch, D V

“…Disruption of the plasma membrane is a primary cause of freezing injury. In this review, the mechanisms of injury resulting from freeze-induced cell…”
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Freeze-Thaw Injury to Isolated Spinach Protoplasts and Its Simulation at above Freezing Temperatures by Steven C. Wiest, Steponkus, Peter L.

“…Possibilities to account for the mechanism of freeze-thaw injury to isolated protoplasts of Spinacia oleracea L. cv. Winter Bloomsdale were investigated. A…”
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Correction of the sample weight in hermetically sealed DSC pans by Shalaev, Evgenyi Y, Steponkus, Peter L

“…The weight of a DSC sample is routinely determined as the difference between the weight of the pan containing the sample and the empty pan. If the sample is…”
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Refinement of the Triphenyl Tetrazolium Chloride Method of Determining Cold Injury by Steponkus, Peter L., F. O. Lanphear

“…The method of evaluating cold injury in woody plants by the use of triphenyl tetrazolium chloride has been refined to eliminate bias associated with visual…”
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Dynamic aspects and enhancement of leaf elongation in rice by Jay M. Cutler, Steponkus, Peter L., Michael J. Wach, Kevin W. Shahan

“…Some dynamic aspects of leaf elongation in rice were studied. Under both well watered and water-deficient conditions, leaf elongation rates were 15 to 30%…”
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Effects of plant sterols on the hydration and phase behavior of DOPE/DOPC mixtures by Webb, Murray S., Irving, Thomas C., Steponkus, Peter L.

“…Freeze-induced injury of protoplasts of non-acclimated rye and oat is associated with the formation of the inverted hexagonal (H II) phase in regions where the…”
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Cerebrosides alter the lyotropic and thermotropic phase transitions of DOPE:DOPC and DOPE:DOPC:sterol mixtures by Webb, Murray S, Irving, Thomas C, Steponkus, Peter L

“…Freezing injury in rye and oat is a consequence of the formation of the inverted hexagonal (H II) phase in regions where the plasma membrane is brought into…”
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Transformation of the cryobehavior of rye protoplasts by modification of the plasma membrane lipid composition by Steponkus, P.L, Uemura, M, Balsamo, R.A, Arvinte, T, Lynch, D.V

“…The freezing tolerance of protoplasts isolated from nonacclimated rye leaves (Secale cereale L. cv Puma) was significantly altered by using a pH-induced…”
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Cryopreservation of rye protoplasts by vitrification by Langis, R. (Cornell University, Ithaca, NY), Steponkus, P.L

“…A procedure has been developed for the vitrification of mesophyll protoplasts isolated from leaves of nonacclimated (NA) and cold-acclimated (ACC) winter rye…”
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