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Publications by Robert Schlegel

2007

Zullig, S., L. J. Neukomm, M. Jovanovic, S. J. Charette, N. N. Lyssenko, M. S. Halleck, C. P. Reutelingsperger, R. A. Schlegel, and M. O. Hengartner. Aminophospholipid translocase TAT-1 promotes phosphatidylserine exposure during C. elegans apoptosis. Curr. Biol. 17:994-999.

Williamson, P., M. S. Halleck, J. Malowitz, S. Ng, X. Fan, S. Krahling, A. T. Remaley, and R. A. Schlegel. Transbilayer phospholipids movements in ABCA1-deficient cells. PLoS One 2:e729#.

Lyssenko, N. N., W. Hanna-Rose and R. A. Schlegel. Cognate putative nuclear localization signal effects strong nuclear localization of a GFP reporter and facilitates gene expression studies in Caenorhabditis elegans. Biotechniques 43:596-600.

Schlegel, R. A. and P. Williamson. P.S. to PS (phosphatidylserine)-pertinent proteins in apoptotic cell clearance. Science STKE 408, p.pe57#.

2006

Paterson, J., K. Renkema, L. Burden, M. Halleck, R.A. Schlegel, P. Williamson, and D.L. Daleke. Lipid specific activation of the murine P4-ATPase Atp8a1 (ATPase II). Biochemistry 45:5367-5376.

Gekonge, B.N., G. Schiralli, R.A. Schlegel, and A.J. Henderson. Signal transduction induced by apoptotic cells inhibits HIV transcription in monocytes/macrophages. J. Leukoc. Biol. 80:953-960.

2004

Fan, X., S. Krahling, D. Smith, P. Williamson, and R.A. Schlegel. Macrophage surface expression of annexins I and II in the phagocytosis of apoptotic lymphocytes. Mol. Biol. Cell 15:2863-2872.

Williamson, P. and R.A. Schlegel. Hide and seek: the secret identity of the phosphatidylserine receptor. J. Biol. 3:14.

2003

Callahan, M.K., P.M. Popernack, S. Tsutsui, L. Truong, R.A. Schlegel, and A.J. Henderson. Phosphatidylserine on HIV envelope is a cofactor for infection of monocytic cells. J. Immunol. 170:4840-4845.

Callahan, M.K., M.S. Halleck, S. Krahling, A.J. Henderson, P. Williamson, and R.A. Schlegel. Phosphatidylserine expression and phagocytosis of apoptotic thymocytes during differentiation of monocytic cells. J. Leukoc. Biol. 74:846-856.

Schlegel, R.A., M.S. Halleck, and P. Williamson. Phospholipid transporters in the brain. In: Nutrition and Biochemistry of Phospholipids. (B. F. Szuhaj and W. van Nieuwenhuyzen, eds.), pp. 1-13, American Oil Chemists Society Press, Champaign, IL.

2002

Halleck, M.S., R.A. Schlegel, and P.L. Williamson. Re-analysis of ATP11B, a type IV P-type ATPase. J. Biol. Chem. 277:9736-9740.

Westerman, M.P., D. Green, A. Gilman-Sachs, K. Beaman, S. Freels, L. Boggio, S. Allen, R. Schlegel, and P. Williamson. Coagulation changes in individuals with sickle cell trait. Am. J. Hematol. 69:89-94.

Williamson, P., and R.A. Schlegel. Transbilayer phospholipid movement and the clearance of apoptotic cells. Biochim. Biophys. Acta. 1585:53-63.

2001

Williamson, P., S. van den Eijnde, and R.A. Schlegel. Phosphatidylserine exposure and phagocytosis of apoptotic cells. Methods Cell Biol. 65:339-365.

Schlegel, R.A., and P. Williamson. Phosphatidylserine, a death knell. Cell Death Differ. 8:551-563.

Williamson, P., A. Christie, T. Kohlin, R.A. Schlegel, P. Comfurius, M. Harmsma, R.F.A. Zwaal, and E.M. Bevers. Phospholipid scramblase activation pathways in lymphocytes. Biochemistry. 40:8065-8072.

Williamson, P., and R.A. Schlegel. Of umbrellas, jazz and slow-steppin’. Cell Death Differ. 8:104-105.

2000

Callahan, M.K., P. Williamson, and R.A. Schlegel. Surface Expression of Phosphatidylserine on Macrophages is Required for Phagocytosis of Apoptotic Thymocytes. Cell Death Differ. 7:645-653.

Schlegel, R.A., M.K. Callahan, and P. Williamson. The Central Role of Phosphatidylserine in the Phagocytosis of Apoptotic Thymocytes. Ann. N. Y. Acad. Sci. 926:217-225.

1999

Halleck, M.S., J. Lawler, S. Blackshaw, L. Gao, P. Nagarajan, C. Hacker, S. Pyle, J.T. Newman, Y. Nakanishi, H. Ando, D. Weinstock, P. Williamson, and R.A. Schlegel. Differential Expression of Putative Transbilayer Amphipath Transporters. Physiol. Genomics 1:139-150.

Krahling, S., M.K. Callahan, P. Williamson, and R.A. Schlegel. Exposure of Phosphatidylserine is a General Feature in the Phagocytosis of Apoptotic Lymphocytes by Macrophages. Cell Death Diff. 6:183-189.

Mouro, I., M.S. Halleck, R.A. Schlegel, M.G. Mattei, P. Williamson, A. Zachowski, P. Devaux, J.-P. Cartron, and Y. Colin. Cloning, Expression and Chromosomal Mapping of a Human ATPase II Gene, Member of the Third Subfamily of P-type ATPases and Orthologous to the Presumed Bovine and Murine Aminophospholipid Translocase. Biochem. Biophys. Res. Comm. 257:333-339.

Schlegel, R.A., S. Krahling, M.K. Callahan, and P. Williamson. CD14 is a Component of Multiple Systems Used by Macrophages to Phagocytose Apoptotic Lymphocytes. Cell Death Differ. 6:583-592.

Verhoven, B., S. Krahling, R.A. Schlegel, and P. Williamson. Regulation of Phosphatidylserine Exposure and Phagocytosis of Apoptotic T Lymphocytes. Cell Death Differ. 6:262-270.

Westerman, M.P., D. Green, A. Gilman-Sachs, K. Beaman, S. Freels, L. Boggio, S. Allen, L. Zuckerman, R. Schlegel, and P. Williamson. Antiphospholipid Antibodies, Proteins C and S, and Coagulation Changes in Sickle Cell Disease. J. Lab. Clin. Med. 134:352-362.

1998

Halleck, M.S., D. Pradhan, C. Blackman, C. Berkes, P. Williamson, and R.A. Schlegel. Multiple Members a Third Subfamily of P-type ATPases Identified by Genomic and EST Sequences. Genome Res. 8:354-361.

Schlegel, R.A., S. Krahling, A.J. Christie, and P. Williamson. Phosphatidylserine as a Signal for Recognition and Phagocytosis: The Proteins Involved. In: Choline, Phospholipids, Health and Disease. (B.F. Szuhaj and S. Zeisel, eds), pp. 57-68. American Oil Chemists Society Press, Champaign, IL.

1997

Pradhan, D., S. Krahling, P. Williamson, and R.A. Schlegel. Multiple Systems for Recognition of Apoptotic Lymphocytes by Macrophages. Mol. Biol. Cell. 8:767-778.

Westerman, M.P., K. Bailey, S. Freels, R. Schlegel, and P. Williamson. Assessment of Painful Episode Frequency in Sickle-Cell Disease. Am. J. Hematol. 54:183-188.

1996

Tang, X., M.S. Halleck, R.A. Schlegel, and P. Williamson. A Subfamily of P-type ATPases with Aminophospholipid Transporting Activity. Science 272:1495-1497.

Comfurius, P., P. Williamson, E.F. Smeets, R.A. Schlegel, E.M. Bevers, and R.F.A. Zwaal. Reconstitution of Phospholipid Scramblase Activity from Human Blood Platelets. Biochemistry 35:7631-7634.

Schlegel, R.A., M. Callahan, S. Krahling, D. Pradhan, and P. Williamson. Mechanisms for Recognition and Phagocytosis of Apoptotic Lymphocytes by Macrophages. In: Mechanisms of Lymphocyte Activation and Immune Regulation VI: Cell Cycle and Programmed Cell Death in the Immune System. (S. Gupta and J.J. Cohen, eds.), pp. 21-28, Plenum, New York.

1995

Bevers, E.M., T. Wiedmer, P. Confurius, J. Zhao, E.F. Smeets, R.A. Schlegel, A.J. Schroit, H.J. Weiss, P. Williamson, R.F.A. Zwaal, and P.J. Sims. The Complex of Phosphatidylinositol 4,5-biphosphate and Calcium Ions is not Responsible for Ca²⁺-induced Loss of Phospholipid Asymmetry in the Human Erythrocyte: A Study in Scott Syndrome, a Disorder of Calcium-induced Phospholipid Scrambling. Blood 86:1983-1991.

Halleck, M.S., S. Pownall, K.W. Harder, A.M.V. Duncan, F.R. Jirik, and R.A. Schlegel. A Widely-distributed Putative Mammalian Transcriptional Regulator Containing Multiple Paired Amphipathic Helices, with Similarity to Yeast SIN3. Genomics 26:403-406.

Verhoven, B., R.A. Schlegel, and P. Williamson. Mechanisms of Phosphatidylserine Exposure, a Phagocytic Recognition Signal, on Apoptotic T Lymphocytes. J. Exp. Med. 182-1597-160l.

Williamson, P., E.M. Bevers, E.F. Smeets, P. Comfurius, R.A. Schlegel, and R.F.A. Zwaal. Continuous Analysis of the Mechanisms of Activated Transbilayer Lipid Movement in Platelets. Biochemistry 34:10448-10455.

1994

Pradhan, D., P. Williamson, and R.A. Schlegel. Phosphatidylserine Vesicles Inhibit Phagocytosis of Erythrocytes with a Symmetric Transbilayer Distribution of Phospholipids. Mol. Memb. Biol. ll:l8l-l88.

Westerman, M.P., E. Puchulu, R.A. Schlegel, M. Ahmed, and P. Williamson. Intracellular Ca2+-containing Vesicles in Sickle Cell Disorders. J. Lab. Clin. Med. 124:4l6-420.

Williamson, P. and R.A. Schlegel. Back and Forth: The Regulation and Function of Transbilayer Phospholipid Movement in Eukaryotic Cells. Mol. Memb. Biol. ll:l99-2l6.

1993

Smith, D.M., P.L. Williamson, and R.A. Schlegel. Plasma Membrane Lipid Packing and LFA-l-Dependent Aggregation of Lymphocytes. J. Cell Physiol. 156:182-188.

Schlegel, R.A., A.M. Stevens, K. Lumley-Sapanski, and P. Williamson. Altered Lipid Packing Identifies Apoptotic Thymocytes. Immunol. Lett. 36:283- 288.

Bogdanov, A., B. Verhoven, R.A. Schlegel, and P. Williamson. Asymmetry in Transbilayer Lateral Pressure May Drive Expansion of the Secretion Fusion Pore. Biochem. Soc. Trans. 2l:27l-275.

Schlegel, R.A. A Human Phosphotyrosine Phosphatase Associated with M Phase-Promoting Factor. In: The Cell Cycle: Regulators, Targets, and Clinical Applications. (V. Hu, ed.), pp. 185-188. Plenum, New York.

1992

Verhoven, B., R.A. Schlegel, and P. Williamson. Rapid Loss and Restoration of Lipid Asymmetry by Different Pathways in Resealed Erythrocyte Ghosts. Biochim. Biophys. Acta. 1104:15-23.

Antia, R., R.A. Schlegel, and P. Williamson. Binding of Perforin to Membranes is Sensitive to Lipid Spacing and not Headgroup. Immunol. Lett. 32:153-158.

Meikrantz, W. and R.A. Schlegel. Commentary: Activation of M-phase Promoting Factor. J. Cell Sci. 101:475-481.

Williamson, P., A. Kulick, A. Zachowski, R.A. Schlegel, and P.F. Devaux. Ca2+ Induces Transbilayer Redistribution of all Major Phospholipids in Human Erythrocytes. Biochemistry 31:6355-6360.

Williamson, P., E. Puchulu, J. Penniston, M.P. Westerman, and R.A. Schlegel. Ca2+ Accumulation and Loss by Aberrant Endocytic Vesicles in Sickle Erythrocytes. J. Cell Physiol. 152:1-9.

Schlegel, R.A., K. Lumley-Sapanski, and P. Williamson. Single Cell Analysis of Factors Increasing the Survival of Resealed Erythrocytes in the Circulation of Mice. In: The Use of Resealed Erythrocytes as Carriers and Bioreactors. (M. Magnani and J.R. DeLoach, eds.), pp. 133-138. Plenum, New York.

1991

Amin, B.R., R.M. Bauersachs, H.J. Meiselman, N. Mohandas, R.P. Hebbel, P.E. Bowen, R.A. Schlegel, P. Williamson, and M.P. Westerman. Monozygotic Twins with Sickle Cell Anemia and Discordant Clinical Courses: Clinical and Laboratory Studies. Hemoglobin 15:247-256.

Kundu, M., J. Basu, M. Fujimagari, P. Williamson, R.A. Schlegel, and P. Chakrabarti. Altered Erythrocyte Protein Kinase C Activity and Membrane Protein Phosphorylation in Chronic Myelogenous Leukemia. Biochim. Biophys. Acta. 1096:205-208.

Meikrantz, W., R.P. Feldman, M.M. Sladicka, D. Ho, J. Krupnick, K. Anderson, and R.A. Schlegel. Isolation of Mitotic p34^cdc2 Apoenzyme From Human Cells. FEBS Lett. 291:192-194.

Meikrantz, W., D.M. Smith, M.M. Sladicka, and R.A. Schlegel. Nuclear Localization of an O-Glycosylated Protein Phosphotyrosine Phosphatase From Human Cells. J. Cell Sci. 98:303-307.

Pradhan, D., P. Williamson, and R.A. Schlegel. Bilayer/Cytoskeleton Interactions in Lipid-Symmetric Erythrocytes Assessed by a Photoactivable Phospholipid Analogue. Biochemistry 30:7754-7758.

Schlegel, R.A. and P. Williamson. Signals for Recognition of Resealed Erythrocytes by Reticuloendothelial Cells. Adv. Biosci. 81:195-198.


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About Us Faculty Facilities Seminars Publications News and Events Outreach Links	Publications by Robert Schlegel 2007 Zullig, S., L. J. Neukomm, M. Jovanovic, S. J. Charette, N. N. Lyssenko, M. S. Halleck, C. P. Reutelingsperger, R. A. Schlegel, and M. O. Hengartner. Aminophospholipid translocase TAT-1 promotes phosphatidylserine exposure during C. elegans apoptosis. Curr. Biol. 17:994-999. Williamson, P., M. S. Halleck, J. Malowitz, S. Ng, X. Fan, S. Krahling, A. T. Remaley, and R. A. Schlegel. Transbilayer phospholipids movements in ABCA1-deficient cells. PLoS One 2:e729#. Lyssenko, N. N., W. Hanna-Rose and R. A. Schlegel. Cognate putative nuclear localization signal effects strong nuclear localization of a GFP reporter and facilitates gene expression studies in Caenorhabditis elegans. Biotechniques 43:596-600. Schlegel, R. A. and P. Williamson. P.S. to PS (phosphatidylserine)-pertinent proteins in apoptotic cell clearance. Science STKE 408, p.pe57#. 2006 Paterson, J., K. Renkema, L. Burden, M. Halleck, R.A. Schlegel, P. Williamson, and D.L. Daleke. Lipid specific activation of the murine P4-ATPase Atp8a1 (ATPase II). Biochemistry 45:5367-5376. Gekonge, B.N., G. Schiralli, R.A. Schlegel, and A.J. Henderson. Signal transduction induced by apoptotic cells inhibits HIV transcription in monocytes/macrophages. J. Leukoc. Biol. 80:953-960. 2004 Fan, X., S. Krahling, D. Smith, P. Williamson, and R.A. Schlegel. Macrophage surface expression of annexins I and II in the phagocytosis of apoptotic lymphocytes. Mol. Biol. Cell 15:2863-2872. Williamson, P. and R.A. Schlegel. Hide and seek: the secret identity of the phosphatidylserine receptor. J. Biol. 3:14. 2003 Callahan, M.K., P.M. Popernack, S. Tsutsui, L. Truong, R.A. Schlegel, and A.J. Henderson. Phosphatidylserine on HIV envelope is a cofactor for infection of monocytic cells. J. Immunol. 170:4840-4845. Callahan, M.K., M.S. Halleck, S. Krahling, A.J. Henderson, P. Williamson, and R.A. Schlegel. Phosphatidylserine expression and phagocytosis of apoptotic thymocytes during differentiation of monocytic cells. J. Leukoc. Biol. 74:846-856. Schlegel, R.A., M.S. Halleck, and P. Williamson. Phospholipid transporters in the brain. In: Nutrition and Biochemistry of Phospholipids. (B. F. Szuhaj and W. van Nieuwenhuyzen, eds.), pp. 1-13, American Oil Chemists Society Press, Champaign, IL. 2002 Halleck, M.S., R.A. Schlegel, and P.L. Williamson. Re-analysis of ATP11B, a type IV P-type ATPase. J. Biol. Chem. 277:9736-9740. Westerman, M.P., D. Green, A. Gilman-Sachs, K. Beaman, S. Freels, L. Boggio, S. Allen, R. Schlegel, and P. Williamson. Coagulation changes in individuals with sickle cell trait. Am. J. Hematol. 69:89-94. Williamson, P., and R.A. Schlegel. Transbilayer phospholipid movement and the clearance of apoptotic cells. Biochim. Biophys. Acta. 1585:53-63. 2001 Williamson, P., S. van den Eijnde, and R.A. Schlegel. Phosphatidylserine exposure and phagocytosis of apoptotic cells. Methods Cell Biol. 65:339-365. Schlegel, R.A., and P. Williamson. Phosphatidylserine, a death knell. Cell Death Differ. 8:551-563. Williamson, P., A. Christie, T. Kohlin, R.A. Schlegel, P. Comfurius, M. Harmsma, R.F.A. Zwaal, and E.M. Bevers. Phospholipid scramblase activation pathways in lymphocytes. Biochemistry. 40:8065-8072. Williamson, P., and R.A. Schlegel. Of umbrellas, jazz and slow-steppin’. Cell Death Differ. 8:104-105. 2000 Callahan, M.K., P. Williamson, and R.A. Schlegel. Surface Expression of Phosphatidylserine on Macrophages is Required for Phagocytosis of Apoptotic Thymocytes. Cell Death Differ. 7:645-653. Schlegel, R.A., M.K. Callahan, and P. Williamson. The Central Role of Phosphatidylserine in the Phagocytosis of Apoptotic Thymocytes. Ann. N. Y. Acad. Sci. 926:217-225. 1999 Halleck, M.S., J. Lawler, S. Blackshaw, L. Gao, P. Nagarajan, C. Hacker, S. Pyle, J.T. Newman, Y. Nakanishi, H. Ando, D. Weinstock, P. Williamson, and R.A. Schlegel. Differential Expression of Putative Transbilayer Amphipath Transporters. Physiol. Genomics 1:139-150. Krahling, S., M.K. Callahan, P. Williamson, and R.A. Schlegel. Exposure of Phosphatidylserine is a General Feature in the Phagocytosis of Apoptotic Lymphocytes by Macrophages. Cell Death Diff. 6:183-189. Mouro, I., M.S. Halleck, R.A. Schlegel, M.G. Mattei, P. Williamson, A. Zachowski, P. Devaux, J.-P. Cartron, and Y. Colin. Cloning, Expression and Chromosomal Mapping of a Human ATPase II Gene, Member of the Third Subfamily of P-type ATPases and Orthologous to the Presumed Bovine and Murine Aminophospholipid Translocase. Biochem. Biophys. Res. Comm. 257:333-339. Schlegel, R.A., S. Krahling, M.K. Callahan, and P. Williamson. CD14 is a Component of Multiple Systems Used by Macrophages to Phagocytose Apoptotic Lymphocytes. Cell Death Differ. 6:583-592. Verhoven, B., S. Krahling, R.A. Schlegel, and P. Williamson. Regulation of Phosphatidylserine Exposure and Phagocytosis of Apoptotic T Lymphocytes. Cell Death Differ. 6:262-270. Westerman, M.P., D. Green, A. Gilman-Sachs, K. Beaman, S. Freels, L. Boggio, S. Allen, L. Zuckerman, R. Schlegel, and P. Williamson. Antiphospholipid Antibodies, Proteins C and S, and Coagulation Changes in Sickle Cell Disease. J. Lab. Clin. Med. 134:352-362. 1998 Halleck, M.S., D. Pradhan, C. Blackman, C. Berkes, P. Williamson, and R.A. Schlegel. Multiple Members a Third Subfamily of P-type ATPases Identified by Genomic and EST Sequences. Genome Res. 8:354-361. Schlegel, R.A., S. Krahling, A.J. Christie, and P. Williamson. Phosphatidylserine as a Signal for Recognition and Phagocytosis: The Proteins Involved. In: Choline, Phospholipids, Health and Disease. (B.F. Szuhaj and S. Zeisel, eds), pp. 57-68. American Oil Chemists Society Press, Champaign, IL. 1997 Pradhan, D., S. Krahling, P. Williamson, and R.A. Schlegel. Multiple Systems for Recognition of Apoptotic Lymphocytes by Macrophages. Mol. Biol. Cell. 8:767-778. Westerman, M.P., K. Bailey, S. Freels, R. Schlegel, and P. Williamson. Assessment of Painful Episode Frequency in Sickle-Cell Disease. Am. J. Hematol. 54:183-188. 1996 Tang, X., M.S. Halleck, R.A. Schlegel, and P. Williamson. A Subfamily of P-type ATPases with Aminophospholipid Transporting Activity. Science 272:1495-1497. Comfurius, P., P. Williamson, E.F. Smeets, R.A. Schlegel, E.M. Bevers, and R.F.A. Zwaal. Reconstitution of Phospholipid Scramblase Activity from Human Blood Platelets. Biochemistry 35:7631-7634. Schlegel, R.A., M. Callahan, S. Krahling, D. Pradhan, and P. Williamson. Mechanisms for Recognition and Phagocytosis of Apoptotic Lymphocytes by Macrophages. In: Mechanisms of Lymphocyte Activation and Immune Regulation VI: Cell Cycle and Programmed Cell Death in the Immune System. (S. Gupta and J.J. Cohen, eds.), pp. 21-28, Plenum, New York. 1995 Bevers, E.M., T. Wiedmer, P. Confurius, J. Zhao, E.F. Smeets, R.A. Schlegel, A.J. Schroit, H.J. Weiss, P. Williamson, R.F.A. Zwaal, and P.J. Sims. The Complex of Phosphatidylinositol 4,5-biphosphate and Calcium Ions is not Responsible for Ca²⁺-induced Loss of Phospholipid Asymmetry in the Human Erythrocyte: A Study in Scott Syndrome, a Disorder of Calcium-induced Phospholipid Scrambling. Blood 86:1983-1991. Halleck, M.S., S. Pownall, K.W. Harder, A.M.V. Duncan, F.R. Jirik, and R.A. Schlegel. A Widely-distributed Putative Mammalian Transcriptional Regulator Containing Multiple Paired Amphipathic Helices, with Similarity to Yeast SIN3. Genomics 26:403-406. Verhoven, B., R.A. Schlegel, and P. Williamson. Mechanisms of Phosphatidylserine Exposure, a Phagocytic Recognition Signal, on Apoptotic T Lymphocytes. J. Exp. Med. 182-1597-160l. Williamson, P., E.M. Bevers, E.F. Smeets, P. Comfurius, R.A. Schlegel, and R.F.A. Zwaal. Continuous Analysis of the Mechanisms of Activated Transbilayer Lipid Movement in Platelets. Biochemistry 34:10448-10455. 1994 Pradhan, D., P. Williamson, and R.A. Schlegel. Phosphatidylserine Vesicles Inhibit Phagocytosis of Erythrocytes with a Symmetric Transbilayer Distribution of Phospholipids. Mol. Memb. Biol. ll:l8l-l88. Westerman, M.P., E. Puchulu, R.A. Schlegel, M. Ahmed, and P. Williamson. Intracellular Ca2+-containing Vesicles in Sickle Cell Disorders. J. Lab. Clin. Med. 124:4l6-420. Williamson, P. and R.A. Schlegel. Back and Forth: The Regulation and Function of Transbilayer Phospholipid Movement in Eukaryotic Cells. Mol. Memb. Biol. ll:l99-2l6. 1993 Smith, D.M., P.L. Williamson, and R.A. Schlegel. Plasma Membrane Lipid Packing and LFA-l-Dependent Aggregation of Lymphocytes. J. Cell Physiol. 156:182-188. Schlegel, R.A., A.M. Stevens, K. Lumley-Sapanski, and P. Williamson. Altered Lipid Packing Identifies Apoptotic Thymocytes. Immunol. Lett. 36:283- 288. Bogdanov, A., B. Verhoven, R.A. Schlegel, and P. Williamson. Asymmetry in Transbilayer Lateral Pressure May Drive Expansion of the Secretion Fusion Pore. Biochem. Soc. Trans. 2l:27l-275. Schlegel, R.A. A Human Phosphotyrosine Phosphatase Associated with M Phase-Promoting Factor. In: The Cell Cycle: Regulators, Targets, and Clinical Applications. (V. Hu, ed.), pp. 185-188. Plenum, New York. 1992 Verhoven, B., R.A. Schlegel, and P. Williamson. Rapid Loss and Restoration of Lipid Asymmetry by Different Pathways in Resealed Erythrocyte Ghosts. Biochim. Biophys. Acta. 1104:15-23. Antia, R., R.A. Schlegel, and P. Williamson. Binding of Perforin to Membranes is Sensitive to Lipid Spacing and not Headgroup. Immunol. Lett. 32:153-158. Meikrantz, W. and R.A. Schlegel. Commentary: Activation of M-phase Promoting Factor. J. Cell Sci. 101:475-481. Williamson, P., A. Kulick, A. Zachowski, R.A. Schlegel, and P.F. Devaux. Ca2+ Induces Transbilayer Redistribution of all Major Phospholipids in Human Erythrocytes. Biochemistry 31:6355-6360. Williamson, P., E. Puchulu, J. Penniston, M.P. Westerman, and R.A. Schlegel. Ca2+ Accumulation and Loss by Aberrant Endocytic Vesicles in Sickle Erythrocytes. J. Cell Physiol. 152:1-9. Schlegel, R.A., K. Lumley-Sapanski, and P. Williamson. Single Cell Analysis of Factors Increasing the Survival of Resealed Erythrocytes in the Circulation of Mice. In: The Use of Resealed Erythrocytes as Carriers and Bioreactors. (M. Magnani and J.R. DeLoach, eds.), pp. 133-138. Plenum, New York. 1991 Amin, B.R., R.M. Bauersachs, H.J. Meiselman, N. Mohandas, R.P. Hebbel, P.E. Bowen, R.A. Schlegel, P. Williamson, and M.P. Westerman. Monozygotic Twins with Sickle Cell Anemia and Discordant Clinical Courses: Clinical and Laboratory Studies. Hemoglobin 15:247-256. Kundu, M., J. Basu, M. Fujimagari, P. Williamson, R.A. Schlegel, and P. Chakrabarti. Altered Erythrocyte Protein Kinase C Activity and Membrane Protein Phosphorylation in Chronic Myelogenous Leukemia. Biochim. Biophys. Acta. 1096:205-208. Meikrantz, W., R.P. Feldman, M.M. Sladicka, D. Ho, J. Krupnick, K. Anderson, and R.A. Schlegel. Isolation of Mitotic p34^cdc2 Apoenzyme From Human Cells. FEBS Lett. 291:192-194. Meikrantz, W., D.M. Smith, M.M. Sladicka, and R.A. Schlegel. Nuclear Localization of an O-Glycosylated Protein Phosphotyrosine Phosphatase From Human Cells. J. Cell Sci. 98:303-307. Pradhan, D., P. Williamson, and R.A. Schlegel. Bilayer/Cytoskeleton Interactions in Lipid-Symmetric Erythrocytes Assessed by a Photoactivable Phospholipid Analogue. Biochemistry 30:7754-7758. Schlegel, R.A. and P. Williamson. Signals for Recognition of Resealed Erythrocytes by Reticuloendothelial Cells. Adv. Biosci. 81:195-198.
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