NIST Materials Science and Engineering Laboratory - Polymers Division Staff- Laurence Chow

NIST Materials Science and Engineering Laboratory - Polymers Division Staff- Laurence Chow Polymer division banner

Polymer division banner

	Polymers Main Page > Staff Directory > Detail.. Laurence C. Chow , Ph.D.
	Assistant Director and Chief Research Scientist The Paffenbarger Research Center (ADAF)
	Phone:	(301) 975-6826
	Fax:	(301) 963-9143
	Email:	laurence.chow@nist.gov
	Mail:	8546

	Research Interests calcium phosphate chemistry calcium phosphate bone graft materials dental caries mechanism remineralization anticaries effects of fluoride Honors and Awards Basic Research In Biological Mineralization Award, International Association for Dental Research, 1998 Professional Background B.S., Chemical Engineering, 1964, Cheng-Kung University, Taiwan Ph.D., Physical Chemistry, 1970, Georgetown University, Washington, D.C. Project Leader, American Dental Association Health Foundation (ADAHF) Paffenbarger Research Center (PRC), 1969 Chief Research Scientist, ADAHF, PRC at NIST, 1975 Assistant Director, ADAHF, PRC at NIST, 1984 to present Visiting Associate Professor, School of Dentistry, Taiwan University, 1077-1978 Affiliate Professor, School of Dentistry, University of Washington, 19942001 Chair, International Association for Dental Research Distinguished Scientist Awards, Basic Research In Biological Mineralization Award Subcommittee, 2002-2003 Chair, Gordon Research Conference on Calcium Phosphates, 1992 Co-Chair, Gordon Research Conference on Calcium Phosphates, 1989 President, American Dental Association for Dental Research, Washington, DC section, 1988 Member, Oral Biology and Medicine Study Section, National Institutes of Health, 1983-1985 Selected Publications Vogel GL, Zhang Z, Carey CM, Ly A, Chow LC, Proskin HM (2000): Composition of Plaque and Saliva Following Use of an a-Tricalcium-phosphate-containing Chewing Gum and a Subsequent Sucrose Challenge. J Dent Res 79(1): 58-62. Vogel GL, Mao Y, Chow LC, (2000): Fluoride in plaque fluid, plaque, and saliva measured for 2 hours after a sodium fluoride or monofluorophosphate rinse. CARIES RES 34: (5) 404-411. Takagi S, Liao H, Chow LC (2000): Effect of tooth-bound fluoride on enamel demineralization/remineralization in vitro CARIES RES 34: (4) 281-288. Chow LC, Takagi S, Carey CM, Sieck BA (2000): Remineralization effects of a two-solution fluoride mouthrinse: An in situ study. J DENT RES 79: (4) 991-995. Matsuya S, Takagi S, Chow LC (2000): Effect of mixing ratio and pH on the reaction between Ca4(PO4)2O and CaHPO4. J MATER SCI-MATER M 11: (5) 305-311. Vogel GL, Zhang Z, Chow LC, Schumacher GE, Banting DW (2000): Effect of in vitro acidification on plaque fluid composition with and with a NaF or a controlled-release fluoride rinse. J DENT RES 79: (4) 983-990. Chow LC (2000): Calcium phosphate cements: chemistry, properties, and applications. Mat. Res. Soc. Symp. Proc. 599:27-37. Chow LC, Hirayama S, Takagi S, Parry E (2000) Diametral tensile strength and compressive strength of a calcium phosphate cement: effect of applied pressure. J Biomed Maer Res (Appl Biomater) 53:511-517. Friedman CD, Costantino PD, Snyderman CH, Chow LC, Takagi S (2000): Reconstruction of the frontal sinus and frontofacial skeleton with hydroxyapatite cement. Arch Facial Plast Surg 2:124-129. Markovic M, Takagi S, Chow LC (2000): Formation of macropores in calcium phosphate cement through the use of mannitol crystals. Key Engineering Materials Vols. 192-195 (2001) pp. 773-776. Chow LC (2001): Calcium-phosphat-zemente: Eigenchaften und verwendungen. Biomaterialien 2:11-18. Takagi S, Chow LC, Markovic M, Friedman CF, Costantino PD (2001): Morphological and phase characterization of retrieved calcium phosphate cement iplants. J Biomed Mater Res (Appl Biomater) 58:36-41. Takagi S, Chow LC (2001): Formation of macropores in calcium phosphate cement implants. J Mater Sci: Mater in Medicine 12:135-139. Xu HHK, Quinn JB, Takagi S, Chow LC, Eichmiller FC (2001): Strong and macroporous calcium phosphate cement: Effects of porosity and fiber reinforcement on mechanical properties. J Biomed Materials Res 57:457-466. Chow LC, Vogel GL (2001): Enhancing remineralization. Operative Dent 6 (suppl):27-38 Takagi S, Liao H, Chow LC (2001): Effect of a low-fluoride-content. two-component rinse on fluoride uptake and on de- and remineralization of enamel lesions: An in vitro study. Caries Res 35:223-228. Vogel GL, Zhang Z, Chow LC, Schumacher GE (2001): Effect of a water rinse on 'labile' fluoride and ether ions in plaque and saliva before and after conventional and experimental fluoride rinses. Caries Res 35: 116-124. Cherng AM, Chow LC, Takagi S (2001): In vitro evaluation of a calcium phosphate cement root canal filler/sealer. J Endodontics 27: 613-615. Chow LC (2001): Solubility of calcium phosphates. In: Monographs in Oral Science Vol. 18: Octacalcium Phosphate. Chow LC, Eanes ED, editors. Basel: Karger, pp. 94-111. Chow LC (2001): Calcium phosphate cements. In: Monographs in Oral Science Vol. 18: Octacalcium Phosphate. Chow LC, Eanes ED, editors. Basel: Karger, pp. 148-163. Chow LC, Takagi S (2001): A natural bone cementA laboratory novelty led to the development of revolutionary new biomaterials. J Res Natl Inst Stand Technol 106:10291033. Xu HHK, Quinn JB, Takagi S, Chow LC (2002): Processing and properties of strong and non-rigid calcium phosphate cement. J Dent Res 81:219-224. Sugawara A, Fujikawa K, Kusama K, Nishiyama M, Murai S, Takagi S, Chow LC (2002) : Histopathologic reaction of a calcium phosphate cement for aveolar ridge augmentation. J Biomed Mater Res 61 :47-52 Vogel GL, Zhang Z, Chow LC, Schumacher GE (2002) : Changes in lactate and other ions in plaque and saliva after a fluoride rinse and subsequent sucrose administration. Caries Res 36 :44-52. Chow LC, Takagi S, Frukhtbeyn S, Sieck S, Parry EE, Liao NS, Schumacher GE, Markovic M (2002) : Remineralization Effect of a Low-Concentration Fluoride Rinse in an Intraoral Model. Caries Res 36 :136-141.




	NIST Materials Science & Engineering Laboratory - Polymers Division