Home

Staff

Articles

Links

Xia Lab

 

Weiming Xia, Ph.D.

Assistant Professor
Center for Neurologic Diseases
Brigham and Women's Hospital
Harvard Medical School
Harvard Institute of Medicine, HIM 616
77 Avenue Louis Pasteur
Boston, MA 02115-5716
(617) 525-5212 (office)
(617) 525-5252 (fax)
email: wxia@rics.bwh.harvard.edu

 

Original Reports:

Original Reports Citations:

1/2004             Citations in the field of Biology and Biochemistry: top 1% of the ISI Essential Science Indicators

Original Reports:

1.     Xia W, Dowhan W.  In vivo  evidence for the involvement of anionic phospholipids in initiation of DNA replication in Escherichia coli.   Proc Natl Acad Sci USA 1995; 92: 783-787.

2.     Xia W, Dowhan W.  Phosphatidylinositol cannot substitute for phosphatidylglycerol in supporting cell growth of Escherichia coliJ Bacteriol. 1995; 177: 2926-2928.

3.     Tropp B, Ragolia L, Xia W, Dowhan W, Milkman R, Rudd K, Ivanisevic R, Savic D.  Identity of the Escherichia coli cls and nov genes.  J Bacteriol. 1995; 177: 5155-5157.

4.     Xia W*, Zhang J*, Kholondenko D, Citron M, Podlisny MB, Teplow DB, Haass C, Seubert P, Koo EH, Selkoe DJ.  Enhanced production and oligomerization of the 42-residue amyloid b-protein by Chinese hamster ovary cells stably expressing mutant presenilins.  J Biol Chem. 1997; 272: 7977-7982.

5.     Citron M, Westaway D, Xia W, Carlson G, Diehl T, Levesgue G, Johnson-Wood K, Lee M, Seubert P, Davis A, Kholodenko D, Motter R, Sherrington R, Perry B, Yao H, Strome R, Lieberburg I, Rommens J, Kim S, Schenk D, Fraser P, St George-Hyslop P, Selkoe DJ.  Mutant presenilins of Alzheimer's disease increase production of 42-residue amyloid b-protein in both transfected cells and transgenic mice.  Nature Med. 1997; 3:  67-72.

6.     Podlisny MB, Citron M, Amarante P, Sherrington R, Xia W, Zhang J, Diehl T, Levesque G, Fraser P, Haass C, Koo EHM, Seubert P, St. George-Hyslop P, Teplow DB, Selkoe DJ.  Presenilin proteins undergo heterogeneous endoproteolysis between Thr291 and Ala299 and occur as stable N- amd C-terminal fragments in normal and Alzheimer brain tissue.  Neurobiology of Disease 1997; 3: 325-337.

7.     Shen J, Bronson RT, Chen DF, Xia W, Selkoe DJ, Tonegawa S.  Skeletal and CNS defects in presenilin-1 deficient mice.  Cell 1997; 89: 629-640.

8.     Xia W, Zhang J, Perez R, Koo EH, Selkoe DJ.  Interaction between amyloid precursor protein and presenilins in mammalian cells:  Implications for the pathogenesis of Alzheimer disease.  Proc Natl Acad Sci USA 1997; 94: 8208-8213.

9.     Wolfe M, Citron M, Diehl T, Xia W, Donkor I, Selkoe DJ.  A Substrate-Based Difluoroketone Selectively Inhibits Alzheimer’s g-Secretase Activity.  J Medicinal Chem  1998; 41: 6-9.

10.  Zhang J, Kang D, Xia W, Okochi M, Mori H, Selkoe DJ, Koo EH.  Subcellular Distribution and Turnover of Presenilins in Transfected Cells.  J Biol Chem. 1998; 273: 12436-12442.

11.  Lee S, Liyanage U, Bickel P, Xia W, Lansbury P, Kosik K.  A Detergent-Insoluble Membrane Compartment Contains Aß in vivo. Nature Med. 1998; 4:730-734.

12.  Citron M, Eckman C, Diehl T, Corcoran C, Ostaszewski B, Xia W, Levesque G, St. George-Hyslop P, Younkin S, Selkoe DJ.  Additive Effects of PS1 and APP Mutations on Secretion of the 42-residue Amyloid ß-protein are Mediated by the PS1 Holoprotein. Neurobiology of Disease 1998; 5:107-116.

13.  Xia M, Berezovska O, Kim T, Xia W, Liao A, Tanzi R, Selkoe DJ, Hyman BT.  Lack of specific association of Presenilin 1 (PS-1) protein with plaques and tangles in Alzheimer’s disease.  J Neurological Sciences  1998; 158:15-23.

14.  Querfurth HW, Jiang J, Xia W, Selkoe DJ.   Enhancer function and novel DNA binding protein activityin the near upstream ßAPP gene promoter.  Gene 1999; 232: 125-141.

15.  Xia W, Zhang J, Ostaszewski BL, Kimberly WT, Seubert P, Koo EH, Shen J, Selkoe DJ.  Presenilin 1 regulates the processing of APP C-terminal fragments and the generation of amyloid ß-protein in ER and Golgi. Biochemistry 1998; 37:16465-16471.

16.  Wolfe M, Xia W, Moore CL, Leatherwood  DD, Ostaszewski B, Rahmati T, Donkor IO, Selkoe DJ. Peptidomimetic probes and molecular modeling suggest Alzheimer’s g-secretase is an intramembrane-cleaving aspartyl protease. Biochemistry 1999, 38: 4720-4727.

17.  Wolfe M*, Xia W*, Ostaszewski BL, Diehl TS, Selkoe DJ.  Two unusual transmembrane aspartates in presenilin 1 are required for both presenilin endoproteolysis  and g-secretase activity.  Nature 1999, 398: 513-517.

18.  Perez RG, Soriano S, Hayes JD, Ostaszewski BL, Xia W, Selkoe DJ, Chen X, Stokin GB, and Koo EH. Mutagenesis Identifies New Signals for ß-Amyloid Precursor Protein Endocytosis, Turnover, and the Generation of Secreted Fragments, Including Aß42. J Biol Chem 1999, 274: 18851-18856.

19.  Wolfe M, De Los Angeles J, Miller DD, Xia W, Selkoe DJ. Are Presenilins Intramembrane-Cleaving Proteases?  Implications for the Molecular Mechanism of Alzheimer’s Disease.  Biochemistry 1999, 38, 11223-11230.

20.  Kimberly WT, Xia W, Rahmati T, Wolfe MS, Selkoe DJ.  The transmembrane aspartates in presenilin 1 and 2 are obligatory for g-secretase activity and amyloid ß-protein generation. J Biol Chem  2000, 275, 3173-3178.

21.  Berezovska O, Jack C, McLean P, Aster JC, Hicks C, Xia W, Wolfe M, Kimberly WT, Weinmaster G, Selkoe DJ, Hyman BT.  Aspartate Mutations in Presenilin and g-Secretase Inhibitors Both Impair Notch1 Proteolysis and Nuclear Translocation with Relative Preservation of Notch1 Signaling.  J Neurochem. 2000, 75, 583-593.

22.  Esler WP, Kimberly WT, Ostaszewski BL, Diehl TS, Moore CL, Tsai JY, Rahmati T, Xia W, Selkoe DJ, Wolfe MS.  Transition-state analogue inhibitors of g-secretase bind directly to presenilin-1.  Nat Cell Biol. 2000, 2, 428-434.

23.  Yoo AS, Cheng I, Chung S, Grenfell TZ, Lee H, Pack-Chung E, Handler M, Shen J, Xia W, Tesco G, Saunders AJ, Ding K, Frosch MP, Tanzi RE, Kim TW. Presenilin-mediated modulation of capacitative calcium entry.  Neuron 2000, 27, 561-72.

24.  Berezovska O, Jack C, McLean P, Aster JC, Hicks C, Xia W, Wolfe MS, Weinmaster G, Selkoe DJ, Hyman BT.  Rapid Notch1 nuclear translocation after ligand binding depends on presenilin-associated gamma-secretase activity. 2000, Ann N Y Acad Sci, 920, 223-6.

25.  Xia W@, Ostaszewski BL, Kimberly WT, Rahmati T, Moore CL, Wolfe MS, Selkoe DJ. FAD Mutations in Presenilin-1 or Amyloid Precursor Protein Decrease the Efficacy of a g-Secretase Inhibitor: a Direct Involvement of PS1 in g-Secretase Cleavage Complex.  Neurobiol. Disease, 2000, 7, 673-681.

26.  Xia W*@, Ray WJ*, Ostaszewski BL, Rahmati T, Kimberly WT, Wolfe M, Zhang J, Goate AM, Selkoe DJ.  Presenilin Complexes with the C-terminal Fragments of Amyloid Precursor Protein at the Sites of Amyloid  ß-Protein Generation. Proc Natl Acad Sci USA., 2000, 97, 9299-9304.

27.  Tekirian TL, Merriam DE, Marshansky V, Miller J, Crowley AC, Chan H, Ausiello D, Brown D, Buxbaum JD, Xia W, Wasco W.  Subcellular localization of presenilin 2 endoproteolytic C-terminal fragments.  Brain Res Mol Brain Res. 2001, 96, 14-20.

28.  Sun X, Cole GM, Chub T, Xia W, Galasko D, Yamaguchi H, Tanemura K, Frautschy SA, Takashima A.  Intracellular Aß is increased by okadaic acid exposure in transfected neuronal and non-neuronal cell lines.  Neurobiol. Aging, 2002, 23, 195-203.

29.  Esler WP, Das C, Campbell WA, Kimberly WT, Kornilova AY, Diehl TS, Ye W, Ostaszewski BL, Xia W, Selkoe DJ, Wolfe MS.  Amyloid-lowering isocoumarins are not direct inhibitors of g-secretase.  Nat Cell Biol. 2002, 4, E110-111.

30.  Campbell WA, Iskandar M, Reed MLO, Xia W@.  Endoproteolysis of presenilin in vitro: inhibition by a γ-secretase inhibitor. Biochemistry  2002, 41, 3372-3379.

31.  Yang LB, Lindholm K, Yan R, Citron M, Xia, W, Yang, X L, Sue L, Wong, P, Price, D, Li, R, Shen, Y.  Elevated β-secretase expression and enzymatic activity detected in sporadic Alzheimer disease.  Nat Med 2003, 9, 3-4.

32.  Réchards M, Xia W, Oorschot V, Selkoe DJ, Klumperman J.  Presenilin-1 exists in both pre- and post-Golgi compartments.  Traffic, 2003, 4, 553-565.

33.  Lee MS, Kao SC, Lemere CA, Xia W, Tseng HC, Zhou Y, Neve R, Ahlijanian MK, Tsai LH.  APP processing is regulated by cytoplasmic phosphorylation.  J Cell Biol. 2003, 163, 83-95.

34.  Campbell WA, Reed MLO, Wolfe, M, Xia W@.  Presenilin Endoproteolysis Mediated by an Aspartyl Protease Activity Pharmacologically Distinct from γ-Secretase. J Neurochem 2003, 85, 1563-1574.

35.  Baulac S, Lavoie M, Kimberly W, Strahle J, Wolfe M, Selkoe D and Xia W@. Functional γ-secretase complex assembly in Golgi/trans-Golgi network: interactions among presenilin, nicastrin, Aph1, Pen-2 and γ-secretase substrates. Neurobiol Dis. 2003, 14, 194-204. 

36.  Harnasch M, Grau S, Behrends C, Dove S, Hochschild A, Iskandar M, Xia W, Ehrmann M  Characterization of presenilin-amyloid precursor interaction using bacterial expression and two-hybrid systems for human membrane proteins.  Mol. Mem. Biol. 2004, 21, 1-11.

37.  Baulac S, Lavoie M, Strahle J, Schlossmacher M, and Xia W@. Dimerization of Parkinson disease-causing DJ-1 and formation of high molecular weight complexes in human brain.  Mol. Cell. Neurosci. 2004, 27, 236-246.

38.  Rechards M, Xia W, Oorschot V, van Dijk S, Annaert W, Selkoe DJ, Klumperman J.  Presenilin-1-mediated retention of APP-derivatives in early biosynthetic compartments.  Traffic, 2006, 7, 354-364.

39.  Liu T, Lu, J, Wang Y, Campbell WA, Huang L, Zhu J, Xia W@, Wong STC.  Computerized image analysis for quantitative neuronal phenotyping in zebrafish.  J Neurosci Methods. 2006, 153, 190-202.

40.  Campbell WA, Yang H, Zetterberg H, Baulac S, Sears JA, Liu T, Wong STC, Zhong TP, Xia W@.  Zebrafish lacking Alzheimer presenilin enhancer 2 (Pen-2) demonstrate excessive p53 dependent apoptosis and neuronal loss.  J Neurochem. 2006, 96, 1423-40.

41.  Pastorino, L, Sun, A, Lu, P ., Zhou, X Z, Balastik, M, Finn, G, Wulf, G, Lim, J, Li, S H, Li, X, Xia, W, Nicholson, L and Lu, K P.  Pin1-catalyzed prolyl isomerization regulates amyloid precursor protein processing and Aβ production. Nature 2006, 440, 528-534.

42. Salehi A, Delcroix JD, Belichenko PV, Zhan K, Wu C, Valletta JS, Takimoto-Kimura R, Kleschevnikov AM, Sambamurti K, Chung PP, Xia W, Villar A, Campbell WA, Kulnane LS, Nixon RA, Lamb BT, Epstein CJ, Stokin GB, Goldstein LS, Mobley WC.  Increased App Expression in a Mouse Model of Down's Syndrome Disrupts NGF Transport and Causes Cholinergic Neuron Degeneration.  Neuron 51, 29-42.

43.  Zetterberg H, Campbell WA, Yang HW, Xia W.  The cytosolic loop of the gamma -secretase component presenilin enhancer 2 (Pen-2) protects zebrafish embryos from apoptosis.  J Biol Chem. 2006, 281, 11933-9.

(* equal contribution; @ corresponding author) 

Reviews:

1.     Xia W. Drug Evaluation: Nefiracetam.  Investigational Drugs Research Alerts, 1997, 2, 425-430.

2.     Selkoe DJ, Xia W, Zhang J, Podlisny MB, Lemere CA, Citron M, Koo EH.  Mechanistic studies of the effect of presenilins 1 and 2 on APP metabolism.  In:  Presenilins and Alzheimer's disease.  Younkin S, Tanzi R, Christen Y. (eds.), Springer-Verlag, 1998, 49-58. 

3.     Selkoe DJ, Xia W, Podlisny M, Hartley D, Walsh D.  Progressive cerebral accumulation of the amyloid ß-protein as the central pathogenetic event in Alzheimer's disease.  In: Amyloid and Amyloidosis, Proceedings of the VIII International Symposium on Amyloidosis, Rochester, Minnesota, 1998, pp. 448-452.

4.     Xia W, Selkoe DJ.  Role of presenilin in APP processing and Aß generation. In: Neuroscientific Basis of Dementia.  Tanaka C, Ihara Y, McGeer PL. (eds), Birkhauser Verlag A G, 2000, pp. 183-191.

5.     Xia W.  Role of presenilin in g-secretase cleavage of amyloid precursor protein.  Exp Gerontol., 2000, 35, 453-460.

6.     Selkoe DJ, Xia W, Kimberly WT, Vekrellis K, Walsh D, Esler W, Wolfe M.  Mechanisms of Aß Production and Aß Degradation: Routes to the Treatment of Alzheimer’s Disease.  In  Alzheimer’s Disease: Advances in Etiology, Pathogenesis and Therapeutics.  Iqbal K, Sisodia SS, Winblad B. (eds), John Wiley & Sons, 2001, pp. 421-432.

7.     Esler WP, Kimberly WT, Ostaszewski BL, Xia W, Selkoe DJ, Wolfe MS.  Toward the Identification of γ-Secretase: Using Transition State Analog Inhibitors.  In  Alzheimer’s Disease: Advances in Etiology, Pathogenesis and Therapeutics.  Iqbal K, Sisodia SS, Winblad B. (eds), John Wiley & Sons, 2001, pp. 421-432.

8.     Xia W.  Amyloid metabolism and secretases in Alzheimer’s disease.  Current Neurol Neurosci Reports, 2001, 1, 422-427.

9.     Tsai JY, Wolfe M, Xia W.  The Search for γ-Secretase and Development of Inhibitors.  Curr Med Chem. 2002, 9(11), 1087-1106.

10.  Xia W. Amyloid Inhibitors and Alzheimer’s Disease. Curr Opinion Investigational Drugs. 2003, 4(1), 55-59.

11.  Xia W. The Relationship between Presenilinase and γ-Secretase.  Drug News & Perspectives. 2003, 16(2), 69-74.

12.  Xia W and Wolfe M. Intramembrane Proteolysis by Presenilin and Presenilin-like Aspartyl Protease. J. Cell Sci. 2003, 116(14), 2839-2844.

13.   Xia W. Secretases as potential targets in Alzheimer’s Disease. In Alzheimer's Disease - The Basics. A Physician's Guide to the Practical Management.  Richter RW, Richter B. (eds), Humana Press 2003, 301-308.

14.   Xia W, Xu H. (Editors) Amyloid Precursor Protein, A Practical Approach.  CRC Press 2005.

15.   Zetterberg H, Blennow K, Xia W.  RNA interference: applications in research on amyloidogenesis in Alzheimer's disease. In Trends in RNA Res. McNamara PA (ed), Nova Science Publishers 2006, in press.

16.   Xia W.  Amyloid Based Therapies.  In Neurobiology of Alzheimer's Disease.  Dawbarn and Allen (eds), Oxford University Press 2006, submitted.

 

Education

1990 B.S. Fudan Univesity, (Biochemistry), Shanghai, P.R. China

1993 M.S. University of Texas-Houston Health Science Center (Biochemistry and Molecular Biology)

1994 Ph.D. University of Texas-Houston Health Science Center (Biochemistry and Molecular Biology)