Search Results - "Winship, Lawrence J."

The pollen tube clear zone： Clues to the mechanism of polarized growth by Hepler, Peter K, Winship, Lawrence J

“…Pollen tubes usually exhibit a prominent region at their apex called the ＂clear zone＂ because it lacks light refracting amyloplasts. A robust, long clear zone…”
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Control of Cell Wall Extensibility during Pollen Tube Growth by Hepler, Peter K., Rounds, Caleb M., Winship, Lawrence J.

“…In this review, we address the question of how the tip-growing pollen tube achieves its rapid rate of elongation while maintaining an intact cell wall…”
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Calcium at the Cell Wall-Cytoplast Interface by Hepler, Peter K, Winship, Lawrence J

“…Attention is given to the role of Ca^2＋ at the interface between the cell wall and the cytoplast, especially as seen in pollen tubes. While the cytoplasm…”
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Exocytosis Precedes and Predicts the Increase in Growth in Oscillating Pollen Tubes by McKenna, Sylvester T, Kunkel, Joseph G, Bosch, Maurice, Rounds, Caleb M, Vidali, Luis, Winship, Lawrence J, Hepler, Peter K

“…We examined exocytosis during oscillatory growth in lily (Lilium formosanum and Lilium longiflorum) and tobacco (Nicotiana tabacum) pollen tubes using three…”
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Perturbation Analysis of Calcium, Alkalinity and Secretion during Growth of Lily Pollen Tubes by Winship, Lawrence J, Rounds, Caleb, Hepler, Peter K

“…Pollen tubes grow by spatially and temporally regulated expansion of new material secreted into the cell wall at the tip of the tube. A complex web of…”
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The Apical Actin Fringe Contributes to Localized Cell Wall Deposition and Polarized Growth in the Lily Pollen Tube by Rounds, Caleb M., Hepler, Peter K., Winship, Lawrence J.

“…In lily (Lilium formosanum) pollen tubes, pectin, a major component of the cell wall, is delivered through regulated exocytosis. The targeted transport and…”
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Propidium iodide competes with Ca(2+) to label pectin in pollen tubes and Arabidopsis root hairs by Rounds, Caleb M, Lubeck, Eric, Hepler, Peter K, Winship, Lawrence J

“…We have used propidium iodide (PI) to investigate the dynamic properties of the primary cell wall at the apex of Arabidopsis (Arabidopsis thaliana) root hairs…”
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Simultaneous imaging and functional studies reveal a tight correlation between calcium and actin networks by Bascom, Carlisle S., Winship, Lawrence J., Bezanilla, Magdalena

“…Tip-growing cells elongate in a highly polarized manner via focused secretion of flexible cell-wall material. Calcium has been implicated as a vital factor in…”
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Propidium Iodide Competes with Ca²⁺ to Label Pectin in Pollen Tubes and Arabidopsis Root Hairs by Rounds, Caleb M., Lubeck, Eric, Hepler, Peter K., Winship, Lawrence J.

“…We have used propidium iodide (PI) to investigate the dynamic properties of the primary cell wall at the apex of Arabidopsis (Arabidopsis thaliana) root hairs…”
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Under pressure, cell walls set the pace by Winship, Lawrence J., Obermeyer, Gerhard, Geitmann, Anja, Hepler, Peter K.

“…Significant controversy still swirls around the regulation of extension by tip-growing cells, particularly during stable, oscillatory growth of pollen tubes…”
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Calcium entry into pollen tubes by Hepler, Peter K, Kunkel, Joseph G, Rounds, Caleb M, Winship, Lawrence J

“…Growing pollen tubes require calcium to maintain a tip-focused cytosolic gradient and as a constituent of the constantly expanding cell wall. Advances in cell…”
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Apical pollen tube wall curvature correlates with growth and indicates localized changes in the yielding of the cell wall by Winship, Lawrence J., Rosen, Grace A., Hepler, Peter K.

“…The shape of the apical region of lily pollen tube changes rhythmically as the growth rate of the tube oscillates becoming alternately more prolate then back…”
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Pollen tubes and the physical world by Winship, Lawrence J., Obermeyer, Gerhard, Geitmann, Anja, Hepler, Peter K.

“…The primary goal of our previous opinion paper (Winship, L.J. et al. (2010) Trends Plant Sci. 15, 363–369) [1] was to put two models for the control of pollen…”
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Oscillatory Growth in Lily Pollen Tubes Does Not Require Aerobic Energy Metabolism by Rounds, Caleb M, Hepler, Peter K, Fuller, Sasha J, Winship, Lawrence J

“…Oscillatory tip growth in pollen tubes depends on prodigious amounts of energy. We have tested the hypothesis that oscillations in the electron transport chain…”
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Pollen tube energetics: respiration, fermentation and the race to the ovule by Rounds, Caleb M., Winship, Lawrence J., Hepler, Peter K.

“…This review covers historical and recent progress in understanding how respiration, fermentation and mitochondria contribute to pollen tube growth. It also…”
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Oscillatory Growth in Lily Pollen Tubes Does Not Require Aerobic Energy Metabolism1[W][OA] by Rounds, Caleb M, Hepler, Peter K, Fuller, Sasha J, Winship, Lawrence J

“…Oscillatory tip growth in pollen tubes depends on prodigious amounts of energy. We have tested the hypothesis that oscillations in the electron transport chain…”
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Tree rings reveal globally coherent signature of cosmogenic radiocarbon events in 774 and 993 CE by Büntgen, Ulf, Wacker, Lukas, Galván, J. Diego, Arnold, Stephanie, Arseneault, Dominique, Baillie, Michael, Beer, Jürg, Bernabei, Mauro, Bleicher, Niels, Boswijk, Gretel, Bräuning, Achim, Carrer, Marco, Ljungqvist, Fredrik Charpentier, Cherubini, Paolo, Christl, Marcus, Christie, Duncan A., Clark, Peter W., Cook, Edward R., D’Arrigo, Rosanne, Davi, Nicole, Eggertsson, Ólafur, Esper, Jan, Fowler, Anthony M., Gedalof, Ze’ev, Gennaretti, Fabio, Grießinger, Jussi, Grissino-Mayer, Henri, Grudd, Håkan, Gunnarson, Björn E., Hantemirov, Rashit, Herzig, Franz, Hessl, Amy, Heussner, Karl-Uwe, Jull, A. J. Timothy, Kukarskih, Vladimir, Kirdyanov, Alexander, Kolář, Tomáš, Krusic, Paul J., Kyncl, Tomáš, Lara, Antonio, LeQuesne, Carlos, Linderholm, Hans W., Loader, Neil J., Luckman, Brian, Miyake, Fusa, Myglan, Vladimir S., Nicolussi, Kurt, Oppenheimer, Clive, Palmer, Jonathan, Panyushkina, Irina, Pederson, Neil, Rybníček, Michal, Schweingruber, Fritz H., Seim, Andrea, Sigl, Michael, Churakova (Sidorova), Olga, Speer, James H., Synal, Hans-Arno, Tegel, Willy, Treydte, Kerstin, Villalba, Ricardo, Wiles, Greg, Wilson, Rob, Winship, Lawrence J., Wunder, Jan, Yang, Bao, Young, Giles H. F.

“…Though tree-ring chronologies are annually resolved, their dating has never been independently validated at the global scale. Moreover, it is unknown if…”
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The Apical Actin Fringe Contributes to Localized Cell Wall Deposition and Polarized Growth in the Lily Pollen Tube1[W][OPEN] by Rounds, Caleb M., Hepler, Peter K., Winship, Lawrence J.

“…Inhibition of lily pollen tube growth with three different agents, brefeldin A, latrunculin B, and potassium cyanide, provides evidence that the apical actin…”
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Author Correction: Tree rings reveal globally coherent signature of cosmogenic radiocarbon events in 774 and 993 CE by Büntgen, Ulf, Wacker, Lukas, Galván, J. Diego, Arnold, Stephanie, Arseneault, Dominique, Baillie, Michael, Beer, Jürg, Bernabei, Mauro, Bleicher, Niels, Boswijk, Gretel, Bräuning, Achim, Carrer, Marco, Ljungqvist, Fredrik Charpentier, Cherubini, Paolo, Christl, Marcus, Christie, Duncan A., Clark, Peter W., Cook, Edward R., D’Arrigo, Rosanne, Davi, Nicole, Eggertsson, Ólafur, Esper, Jan, Fowler, Anthony M., Gedalof, Ze’ev, Gennaretti, Fabio, Grießinger, Jussi, Grissino-Mayer, Henri, Grudd, Håkan, Gunnarson, Björn E., Hantemirov, Rashit, Herzig, Franz, Hessl, Amy, Heussner, Karl-Uwe, Jull, A. J. Timothy, Kukarskih, Vladimir, Kirdyanov, Alexander, Kolář, Tomáš, Krusic, Paul J., Kyncl, Tomáš, Lara, Antonio, LeQuesne, Carlos, Linderholm, Hans W., Loader, Neil J., Luckman, Brian, Miyake, Fusa, Myglan, Vladimir S., Nicolussi, Kurt, Oppenheimer, Clive, Palmer, Jonathan, Panyushkina, Irina, Pederson, Neil, Rybníček, Michal, Schweingruber, Fritz H., Seim, Andrea, Sigl, Michael, Churakova (Sidorova), Olga, Speer, James H., Synal, Hans-Arno, Tegel, Willy, Treydte, Kerstin, Villalba, Ricardo, Wiles, Greg, Wilson, Rob, Winship, Lawrence J., Wunder, Jan, Yang, Bao, Young, Giles H. F.

“…The original version of this Article contained an error in the Data Availability section, which incorrectly read ‘All data will be freely available via…”
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Carbon isotopes in aquatic plants, Long Valley Caldera, California as records of past hydrothermal and magmatic activity by Reid Jr, John B., Reynolds, Jesse L., Connolly, Nathan T., Getz, Shari L., Polissar, Pratigya J., Winship, Lawrence J., Hainsworth, Laura J.

“…Hot and cold springs contribute “dead” (14C free) dissolved inorganic carbon (DIC) to the Owens River and Hot Creek. Headwaters aquatic plants have modern 14C,…”
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