LIST OF CONTENTS NUMBER 1 Instructions to Contributors Mary C. MAAS A scanning electron-microscopic study of in vitro abrasion of mam- malian tooth enamel under compressive loads A. J. SmitH, R. S. Tosias, N. Cassipy, Odontoblast stimulation in ferrets by dentine matrix components C. G. PLANT, R. M. BROWNE, C. BeGue-Kirn, J. V.R ucH and H. Lesotr M. J. LARSEN and S. J. JENSEN Experiments on the initiation of calcium fluoride formation with reference to the solubility of dental enamel and brushite G. J. THomas, D. K. WHITTAKER A comparative study of translucent apical dentine in vital and non- and G. EMBERY vital human teeth D. A. S. PARKER, I. S. DE LA LANDE, Presynaptic control of noradrenaline release from sympathetic nerves V. MARINO and P. M. IvAaR in human dental pulp D. A. S. PARKER, I. S. DE LA LANDE, Metabolism of [*H]-noradrenaline in human dental pulp in vitro V. Marino, C. H. Proctor, P. M. Ivar and I. PARKER I. JOHANSSON and C. FAGERNAS Effect of iron-deficiency anaemia on saliva secretion rate and composition in the rat I. M. Kuc and P. G. Scott Ultrastructure of the bovine temporomandibular joint disc T. TABATA, T. SUZUKI and M. WATANABE Physiological characteristics of periodontal mechanosensitive neurones in the inferior alveolar nerve of the cat S.-L. WANG, C. Y. Wu-WANG, A. CorRREA, Biochemical characterization of epidermal growth-factor receptor in M. BrRIGHAM, J. FENG, A. SLOMIANY Syrian hamster buccal pouch and B. L. SLOMIANY YUKIHARU HIRAMATSU, Rat salivary gland blood flow and blood-to-tissue partition coefficients RAFAEL M. NAGLER, PHILIP C. Fox following X-irradiation and Bruce J. BAUM TAKANORI TSUJI, MANUEL P. MARK Immunocytochemical _ localization of choline-phospholipids — in and JEAN-VICTOR RUCH postnatal mouse molars I. MAYER, F. APFELBAUM and Zinc ions in synthetic carbonated hydroxyapatites J. D. B. FEATHERSTONE NUMBER 2 LEIGH C. ANDERSON and The effects of streptozotocin-induced diabetes on norepinephrine and JOHN R. GARRETT cholinergic enzyme activities in rat parotid and submandibular glands A. Fun, H. Matsumoto, S. NAKAO, Effect of calcium-channel blockers on cell proliferation, DNA H. TESHIGAWARA and Y. AKIMOTO synthesis and collagen synthesis of cultured gingival fibroblasts derived from human nifedipine responders and non-responders S. NAGASAKA Electron microscopy of biochemically characterized, newly secreted tooth enamel proteins THOMAS GAY, JILL RENDELL, Estimating human incisal bite forces from the electromyogram/ AURELIE MAJOUREAU and bite-force function F. Tim MALONEY M. L. BROEKHUUSEN and Influence of visual feedback on human isometric bite-force tremor J. D. VAN WILLIGEN THOMAS VINCENT D1 STEFANO and Osteogenesis of the mandibular arch in Ts16 mice 121 D. VINCENT PROVENZA V. F. Ferrario, C. SFoRZA, Maxillary versus mandibular arch form differences in human A. MIAN! JR and G. TARTAGLIA permanent dentition assessed by Euclidean-distance matrix analysis 135 J.J. M. DAMEN and J. M. TEN CATE Inhibition of hydroxyapatite crystal growth by lipoteichoic acid 141 S. R. Groscer, I. J. pu Torr The effect of honey on human tooth enamel in vitro observed by and N. J. BASSON electron microscopy and microhardness measurements 147 LecH M. SwiTALsKI! and An in vitro model for adhesion of bacteria to human tooth root WabeE G. BUTCHER surfaces 155 MASAHARU MIyaGI, KEIKO TSURUDA, Effects of fluoride intake on the mineral content, acid solubility and MAKOTO KAWAMURA, resorption caused by experimental periodontitis of rat alveolar bone 163 MASAYUKI MorisHITA and YOSHIFUMI IWAMOTO Short Communication D. Seux, A. JorFRE, M. Fosset and Immunohistochemical localization of L-type calcium channels in the H. MAGLOIRE developing first molar of the rat during odontoblast differentiation 167 Workshop Announcement i NUMBER 3 KAZUHIKO OKAMURA, IEYOSHI KOBAYASHI, Ultrastructure of the neuromuscular junction of vasomotor nerves in Kou MATSuo, KUNIHISA TANIGUCHI, the microvasculature of human dental pulp 171 YUKIKO ISHIBASHI, TOSHIO IZUMI and HIDETAKA SAKAI H. Luoma, P. ALAKUIJJALA, Enamel dissolution in relation to fluoride concentrations in the fluid A. KORHONEN, E. SAVOLAINEN of dental plaque-like layers of precultured Streptococcus sobrinus 177 and J. RAISANEN G. KNuTSSON, M. JONTELL Determination of plasma proteins in dentinal fluid from cavities and G. BERGENHOLTZ prepared in healthy young human teeth 185 M. Mukal, M. IKEDA, T. YANAGIHARA, Fluoride distribution in dentine and cementum in human permanent G. Hara, K. Kato, K. ISHIGURO, teeth with vital and non-vital pulps 191 H. NAKAGAKI and C. ROBINSON E. NAGATA, T. KONDO, T. KIYOSHIMA, Immunohistochemical evidence for the presence of nerve fibres with M. NAKATA and T. TANAKA substance P- or calcitonin gene-related peptide-like immunoreactivity in the proliferating epithelium in the developing teeth of rats THOMAS W. HuRLEY, MARTIN P. RYAN Mobilization of Ca** influx, but not of stored Ca**, by extracellular and Drew D. SHOEMAKER ATP in rat submandibular gland acini 205 CHRISTINE HEYM, RICHARD WEBBER Immunocytochemical correlation of peptides and tyrosine hydroxylase and DeTLeF ADLER in nerve fibres of the human parotid gland 213 M. L. O. PoLacow and J. MERZEL The effect of vinblastine on the incorporation of [’H]-glycine into proteins of the periodontal ligament of impeded and unimpeded mouse incisors B. SHRoFF, R. PILEGGI, K. Norris, Dynamic variations in the expression of type I collagen and its R. OrBEGosO, T. WILSON and J. J. SAUK molecular chaperone Hsp47 in cells of the mouse dental follicle during tooth eruption A. Casasco, E. MASERATI, M. GIORDANO, ~——S timulation of DNA synthesis by endothelin-1 in primary cultures of M. Casasco, M. CIUFFREDA, S. SANDER, human dental pulp 245 M. Danova, S. SCAPPATICCI, A. CALLIGARO, D. R. SPRINGALL and J. M. POLAK P. A. RosInson, J. J. MARLEY, Differential expression of protease inhibitor and small proline-rich A. S. HIGH and W. J. HUME protein genes between normal human oral tissue and odontogenic keratocysts NUMBER 4 Instructions to Contributors LEIGH C. ANDERSON, STEVE C. YANG, The effects of streptozotocin diabetes on salivary-mediated bacterial Hua Xie and RICHARD J. LAMONT aggregation and adherence ERIK K. LARSON, DONALD R. CAHILL, The effect of removing the true dental follicle on premolar eruption in JEFFREY P. GorsKI and the dog SANDY C. MARKS JR T. TANABE, M. FUKAE and M. SHIMIZU Degradation of enamelins by proteinases found in porcine secretory enamel in vitro G. JOHANSSON and D. BIRKHED Effect of a long-term change from a mixed to a lactovegetarian diet on human saliva MASAHIRO NAKAGAWA, TOSHIO KUKITA, Expression of the type I collagen gene in rat periodontal ligament AKIHIKO NAKASIMA and KosiroO KuRISU during tooth movement as revealed by in situ hybridization DAN STROM and STEN HOLM A quantitative histochemical study of the spatial distribution of intrafascicular fibre types in the porcine masseter and soleus muscles Q. T. SMITH, YONG-DA WANG and Inhibition of crevicular fluid neutrophil elastase by «,-antitrypsin in BRAD SIM periodontal health and disease Tipork BARKA and Expressions of the genes for cysteine proteinase inhibitors cystatin C HENDRIKA VAN DER NOEN and cystatin S in rat submandibular salivary gland J.C. NicKet and K. R. MCLACHLAN An analysis of surface congruity in the growing human temporo- mandibular joint J. C. NicKeL and K. R. MCLACHLAN In vitro measurement of the frictional properties of the temporo- mandibular joint disc R. J. C. WILDING and A. LEWIN The determination of optimal human jaw movements based on their association with chewing performance K. ISHIGURO, K. YAMASHITA, Identification of tissue inhibitor of metalloproteinases-1| (TIMP-1) in H. NAKAGAKI, K. IWATA and human teeth and its distribution in cementum and dentine T. HAYAKAWA N. A. Scott and A. M. BEAL Effects of cholinergic stimulation and aldosterone administration on salivary parotid secretion in the brushtail possum, Trichosurus vulpecula NUMBER 5 R. J. WADDINGTON, G. EMBERY and Characterization of proteoglycan metabolites in human gingival R. H. A. SAMUELS crevicular fluid during orthodontic tooth movement A topographical analysis of spectral electromyographic data of the NIKOLAUS-PETER SCHUMANN, HANS-CHRISTOPH SCHOLLE, human masseter muscle under different functional conditions in CHRISTOPH ANDERS and ELKE MEY healthy subjects Physiological properties of periodontal mechanosensitive neurones in T. TABATA and H. HAYASHI the trigeminal (Gasserian) ganglion of the rat A. S. H1GH and P. A. ROBINSON Differences in adhesion and collagen gel contraction between fibro- blasts from various types of odontogenic cyst A confocal laser scanning microscopic study of the immunofluorescent NAGAKO YOSHIBA, KUNIHIKO YOSHIBA, MASAAKI IWAKU, HIROAKI NAKAMURA localization of fibronectin in the odontoblast layer of human teeth and HIDEHIRO OZAWA G. D. SINGH, B. J. MOxHAM, Changes in the composition of glycosaminoglycans during normal M. S. LANGLEY, R. J. WADDINGTON palatogenesis in the rat and G. EMBERY ENRICO LOZUPONE and ANGELA FAVIA Morphometric analysis of the deposition and mineralization of enamel and dentine from rat incisor during the recovery phase following a low-calcium regimen Vv D. Strém, S. Hotm and A. MOLLER Fatigue development during electrical stimulation in the masseter muscle of rhesus monkeys (Macaca mulatta ) Y. D. Hsien, H. DEVLIN and C. ROBERTS Early alveolar ridge osteogenesis following tooth extraction in the rat GAYLORD S. THROCKMORTON The relationship between jaw-muscle mechanical advantage and and JEFFREY S. DEAN activity levels during isometric bites in humans J. C. Nicket and K. R. MCLACHLAN In vitro measurement of the stress-distribution properties of the pig temporomandibular joint disc Short Communications J. R. GARRETT, G. N. THOMOPOULOS, The fate of glycogen in granular tubule cells of rat submandibular X-S. ZHANG and R. HARTLEY glands during secretory events N. OLtva TELES and M. C. MAGALHAES Electron microscopic studies of nuclear bodies in the human periodontal ligament NUMBER 6 Instructions to Contributors C. M. SEDGLEY and L. P. SAMARANAYAKE The oral prevalence of aerobic and facultatively anaerobic Gram- negative rods and yeasts in Hong Kong Chinese S. ALALUUSUA, S. J. ALALUUSUA, The demonstration by ribotyping of the stability of oral Streptococcus J. KARJALAINEN, M. SAARELA, mutans infection over 5 to 7 years in children T. HOLTTINEN, M. KALLIo, P. HOLTTA, H. TorKko, P. RELANDER and S. ASIKAINEN SAMUEL W. CADDEN and The effects of inhibitory controls triggered by heterotopic noxious JAMES P. NEWTON stimuli on a jaw reflex evoked by perioral stimuli in man B. ALLIOT-LICHT, A. JEAN and Comparative effect of calcium hydroxide and hydroxyapatite on the M. GREGOIRE cellular activity of human pulp fibroblasts in vitro LEO TJADERHANE, EEVA-LUISA HIETALA Reduction in dentine apposition in rat molars by a high-sucrose diet and MARKKU LARMAS C. H. Sissons, L. WonG, The pH response to urea and the effect of liquid flow in ‘artificial E. M. HANCOCK and T. W. CUTRESS mouth’ microcosm plaques C. H. Sissons, L. WonG, pH Gradients induced by urea metabolism in ‘artificial mouth’ E. M. HANCOCK and T. W. CUTRESS microcosm plaques J. D. Rupney, B. S. MICHALOWICZ, Genetic contributions to saliva protein concentrations in adult human M. A. Kric, P. K. KANE and twins B. L. PIHLSTROM M. D. MCMILLAN, C. J. SMITH and The effect of intraperitoneal N-methyl-N-nitrosourea on hamster V. RAMIREZ palatal gingiva and intermolar mucosa Short Communications YORIMASA OGATA, YUJI YOKOTA, Presence of endogenous chemotactic factors for periodontal ligament Naomi! Niisato, SHUNSUKE FURUYAMA cells in bovine cementum and bone and HIROSHI SUGIYA K. IsHiGURO, H. NAKAGAKI, K. TAKEUCHI, Distribution of fluoride in the dental tissues and their supporting M. MukKAI, I. YOSHIOKA, K. MIYAUCHI, mandibular bone from the same individual C. ROBINSON and J. A. WEATHERELL NUMBER 7 G. R. HOLLAND A histological comparison of periapical inflammatory and neural responses to two endodontic sealers in the ferret P. J. SLOOTWEG and R. A. DE WEGER Immunohistochemical demonstration of bel-2 protein in human tooth germs MINA MINA, WILLIAM B. UPHOLT and Enhancement of avian mandibular chondrogenesis in vitro in the EDWARD J. KOLLAR absence of epithelium TAKEYASU MAEDA, SHIHO HONMA and Dense innervation of human radicular dental pulp as revealed by YOSHIRO TAKANO immunocytochemistry for protein gene-product 9.5 S. KYAKUMOTO, R. KUROKAWA, Co-expression of epidermal growth factor-receptor and c-erbB-2 M. HosHino and M. OTA proto-oncogene product in human salivary-gland adenocarcinoma cell line HSG and the implications for HSG cell autocrine growth N. W. KERR Prevalence and natural history of periodontal disease in a London, Spitalfields, population (1645-1852 AD) I. G. CHESTNUTT, T. W. MACFARLANE An in vitro investigation of the cariogenic potential of oral streptococci and K. W. STEPHEN S. HipaKa, Y. OKAMOTO, Y. OGA, Localized silicon distribution in supragingival calculus from Japanese T. Hirose and K. ABE monkeys (Macaca fuscata) A. J. THEXTON and J. D. MCGARRICK The electromyographic activities of jaw and hyoid musculature in different ingestive behaviours in the cat RoBERT M. DAVIDSON Neural form of voltage-dependent sodium current in human cultured dental pulp cells Gary E. Wise and FAN LIN Regulation and localization of colony-stimulating factor-1 mRNA in cultured rat dental follicle cells TOMOKO NASHIDA, AKANE IMAI and Influence of atrial natriuretic peptide on cyclic nucleotides and amylase HIROMI SHIMOMURA release in rat parotid salivary gland in vitro Announcements NUMBER 8 I. FRISTAD, K. J. HEYERAAS Nerve fibres and cells immunoreactive to neurochemical markers in and I. KVINNSLAND developing rat molars and supporting tissues J. MORADIAN-OLDAK, J. P. SIMMER, Specific cleavage of a recombinant murine amelogenin at the carboxy- P. E. SARTE, M. ZEICHNER-DAVID and terminal region by a proteinase fraction isolated from developing A. G. FINCHAM bovine tooth enamel D. S. TEWARI, Y. QIAN, M. TEWARI, Mechanistic features associated with induction of metalloproteinases J. PIERINGER, R. D. THORNTON, in human gingival fibroblasts by interleukin-1 R. Taus and E. O. MOCHAN C. CHANG, A. J. DECRESPIGNY, W. CHEW, *'P-magnetic resonance spectroscopy of the rabbit masseter muscle M. ALCANTARA, C. MCNEILL and A. J. MILLER S. R. Groser, J. F. vAN ZYL, I. STANDER Alkali-soluble and insoluble fluoride in erupted and unerupted human and T. J. V. W. KotTze enamel from a high fluoride area with a low fluorosis score HIROYUKI ICHIKAWA, YOSHIYA UEYAMA, Parvalbumin-like immunoreactivity in nerve fibres within human TOMOICHIROU YAMAAI, molar tooth pulps TOMOSADA SUGIMOTO and TOMOHIRO MATSUMURA KAZUKI YASUE, MIvA KOBAYASHI, An ultrastructural study of extracellular fibrillar components of devel- HISASHI HATTORI, TAKASHI TERAMOTO, oping mouse mandibular condyle with special reference to type VI KATSUHIRO SENGA, HIDEKI MIZUTANI, collagen MINORU UEDA, TOSHIO KANEDA and TAKESHI HOSHINO A. SALO, K. TUOMINEN, K. KROOTILA, Characterization of binding sites and effects of calcitonin gene-related J. TORNWALL, A. PALKAMA and peptide (CGRP) and CGRP 8-37 on regional blood flow in rabbit H. UUSITALO salivary glands PAL BRODIN and KEMAL S. TURKER Evocation of either excitatory or inhibitory reflex responses in human masseter muscle by electrical stimulation of the lip at varying intensities KUNINAKA OSHIKIRI, IKUO KAWAMURA, Specific immune response to the 40-kDa outer-membrane protein of Kouy1 HARA and MASAO MITSUYAMA Porphyromonas gingivalis in mice Vii K. WIkIEL, E. M. Burke, J. W. PERICH, Hydroxyapatite mineralization and demineralization in the presence of E. C. REYNOLDs and G. H. NANCOLLAS synthetic phosphorylated pentapeptides 715 Short Communications J. KATO, S. WAKISAKA, M. J. TABATA, Induction of Fos protein in the rat trigeminal nucleus complex during Y. SASAKI and K. Kurisu an experimental tooth movement 723 JIANXUE Li, HARUO NAKAGAKI, Fluoride profiles in different surfaces of human permanent molar SHINJI TsUBOI, SHOICHI KATO, enamels from a naturally fluoridated and a non-fluoridated area 727 SILING HUANG, MASAMI MUKAI, COLIN ROBINSON and MICHAEL STRONG NUMBER 9 CYNTHIA S. BEEMAN and Temporal distribution of endogenous retinoids in the embryonic JAN E. KRONMILLER mouse mandible 733 C. GIANNOPOULOU, C. DEMEURISSE Elastase release from gingival crevicular and peripheral neutrophils in and G. CIMASONI periodontitis and health 741 R. M. SHAW and G. S. MOLYNEUX The effects of mandibular hypofunction on the development of the mandibular disc in the rabbit 747 J.J. M. Damen, J. J. De SoeT and Adsorption of[ °H]-lipoteichoic acid to hydroxyapatite and its effect on J. M. TEN CATE crystal growth 753 M. W. JAMESON, B. G. TIDMARSH Effect of storage media on subsequent water loss and regain by human and J. A. A. Hoop and bovine dentine and on mechanical properties of human dentine in vitro 759 N. P. Kerezoupis, L. OLGART Involvement of substance P but not nitric oxide or calcitonin gene- and L. EDWALL related peptide in neurogenic plasma extravasation in rat incisor pulp and lip 769 TOSHIHIKO NAGATA, MIKA YOKOTA, 1a,25-Dihydroxyvitamin D, stimulation of osteopontin expression in Kei OHISHI, SEI NISHIKAWA, rat clonal dental pulp cells 775 HIROYUKI SHINOHARA, YOICHI WAKANO and HIROSHI ISHIDA GABRIELE A. MACHO Variation in enamel thickness and cusp area within human maxillary molars and its bearing on scaling techniques used for studies of enamel thickness between species KENJI TAKADA, SHOUICHI MIYAWAKI The effects of food consistency on jaw movement and posterior and MARIKO TATSUTA temporalis and inferior orbicularis oris muscle activities during chewing in children M. J. LARSEN, E. I. F. PEARCE and The effectiveness of bone char in the defluoridation of water in relation G. RAVNHOLT to its crystallinity, carbon content and dissolution pattern 807 Short Communication ‘ D. L. FRANKLIN, V. E. ARANA-CHAVEZ Cholesterol in the distal portions of differentiating and fully differen- and E. KATCHBURIAN tiated rat odontoblasts observed by freeze-fracture 817 NUMBER 10 M. IkAwa, H. Horrucui and K. IkKAWA Optical characteristics of human extracted teeth and the possible application of photoplethysmography to the human pulp 821 MANABU KAGAYAMA, HIROTOSHI AKITA, Localization of uncalcified cementum in adult rat molar roots and its YASUYUKI SASANO and Kosi KINDAICHI relation to physiological tooth movement 829 R. BRUCE RUTHERFORD, LARZ SPANGBERG, The time-course of the induction of reparative dentine formation in MARJORIE TUCKER, DAVID RUEGER monkeys by recombinant human osteogenic protein-| 833 and MARC CHARETTE JAN E. KRONMILLER, CYNTHIA S. BEEMAN, _ Effects of the intermediate retinoid metabolite retinal on the pattern KEVIN KWIECIEN and TREVEN ROLLINS of the dental lamina in vitro 839 T. Gay, B. Maton, J. RENDELL Characteristics of muscle fatigue in patients with myofascial pain- and A. MAJOURAU dysfunction syndrome 847 Vili GAYLORD S. THROCKMORTON and In vitro strain measurements in the condylar process of the human Pau. C. DecHow mandible M. I. Mepnieks, P. M. Epstein, Cyclic AMP-reactive proteins in human saliva R. Hacuisu, A. R. HAND and R. G. Esquire M. YAMAGUCHI, N. SHimizU, T. GOSEK1, Effect of different magnitudes of tension force on prostaglandin E, Y. SuHipaTta, H. TAKIGUCHI, T. IWASAWA production by human periodontal ligament cells and Y. ABiKo A. S. MCMILLAN Motor-unit reflex inhibition in different regions of the human masseter muscle AGNES BLOCH-ZUPAN, MANUEL P. MARK, In vitro effects of retinoic acid on mouse incisor development BRUNO WEBER and JEAN VicTOR RUCH S.-Z. DuNG, Y. Li, A. J. DUNIPACE Degradation of insoluble bovine collagen and human dentine collagen and G. K. STOOKEY pretreated in vitro with lactic acid, pH 4.0 and 5.5 B. KOHLER and I. ANDREEN Influence of caries-preventive measures in mothers on cariogenic bacteria and caries experience in their children Short Communications MAKIO MoGi, TOSHITAKA KAGE, Increased f,-microglobulin in both parotid and submandibular/ TAKEHIRO CHINO, KAZUSADA YOSHITAKE sublingual saliva from patients with Sjégren’s syndrome and MINORU HARADA A. Casasco, M. Casasco, I. P. CoRBETT Expression of c-erb B-2 proto-oncogene-encoded protein (p185°°®*) in and A. CALLIGARO functional rat ameloblasts H. Nikawa, L. P. SAMARANAYAKE, The effect of antifungal agents on the in vitro susceptibility of Candida J. TENovuo and T. HAMADA albicans to apo-lactoferrin NUMBER II SuGit PATTARAMALAI and Promotion of human oral squamous cell carcinoma adhesion in vitro Amy P. N. SKUBITZ by the carboxy-terminal globular domain of laminin Y. SCHALK-VAN DER WEIDE, Reductions in size and left-right asymmetry of teeth in human W. H. A. STEEN, F. A. BEEMER oligodontia and F. BOSMAN J. N. BERESFORD, C. J. JoyNeER, C. DEVLIN The effects of dexamethasone and 1,25-dihydroxyvitamin D, on and J. T. TRIFFITT osteogenic differentiation of human marrow stromal cells in vitro D. H. CARTER and P. SLOAN The fibrous architecture of the rat periodontal ligament in cryosections examined by scanning electron microscopy E. M. Mousrtara, L.-D. LIN, An electromyographic analysis of orofacial motor activities during G. M. Murray and B. J. SESSLE trained tongue-protrusion and biting tasks in monkeys M. A. Hamip, M. Iwaku and E. HOosHINO The metabolism of phenylalanine and leucine by a cell suspension of Eubacterium brachy and the effects of metronidazole on metabolism E.-L. HIETALA and M. LARMAS The effect of ovariectomy and high-sucrose diet on dentine formation and caries in growing rats A. BABA, K. TANIGUCHI, W. MOTOKAWA Fluid and protein secretion by the submandibular glands of weanling and K. ABE rats in response to various agonists MATTHEW J. CIELINSKI, TADASHI IIZUKA Dental abnormalities in the osteopetrotic rat mutation microphthalmia and SANDY C. MARKS JR blanc E. BRAMBILLA, G. BELLUOMO, A. MALERBA, Oral administration of fluoride in pregnant women, and the relation M. BUSCAGLIA and L. STROHMENGER between concentration in maternal plasma and in amniotic fluid MASAHIKO HirAFusi and HISASHI SHINODA Increased prostaglandin I, and thromboxane A, production by rat dental pulp after intravenous administration of endotoxin Short Communications M. TANAKA, T. HANIOKA, M. OsIMA, Effect of mechanical stimulation by tooth brushing on oxygen tension T. Hori and S. SHIZUKUISHI in dog gingiva ix E. Foster and P. P. ROBINSON A study of branched pulpal axons in ferrets with supplemental teeth F. Pettini, P. PetTtini, A. LAFORGIA, Salivary up-regulation of human polymorphonuclear leucocyte M. Co.uccia, P. De RINALDIS chemotaxis and adhesion-molecule expression 1007 and R. FUMARULO NUMBER 12 ISAAC BEKHOR, Y1 WEN, SONGTAO SHI, cDNA cloning, sequencing and in situ localization of a transcript CHIH-HsIN HsieH, Patricia A. DENNY specific to both sublingual demilune cells and parotid intercalated duct and PauL C. DENNY cells in mouse salivary glands 1011 DOMINIQUE Roux and ALAIN WODA Biometric analysis of tooth migration after approximal contact removal in the rat 1023 ReBEccA P. ELovic, JOHN A. Hipp A method for measuring the structural properties of the rat mandible 1029 and WILSON C. HAYES PAMELA J. BAKER, R. TODD EVANS Oral infection with Porphyromonas gingivalis and induced alveolar and Derry C. ROOPENIAN bone loss in immunocompetent and severe combined immunodeficient mice 1035 XIAO-BING QIAN and The effects of anti-nerve growth factor on retrograde labelling of JOHN PHILIP NAFTEL superior cervical ganglion neurones projecting to the molar pulp in the rat 1041 T. KryosHima, M. A. Kipo, Y. NISHIMURA, Immunocytochemical localization of cathepsin L in the synovial lining M. HIMENO, T. TsUKUBA, H. TASHIRO, cells of the rat temporomandibular joint 1049 K. YAMAMOTO and T. TANAKA YIHONG LI, JUAN M. NAVIA Colonization by mutans streptococci in the mouths of 3- and 4-year- and PaGe W. CAUFIELD old Chinese children with or without enamel hypoplasia 1057 A. M. Vacca-SMITH, The effect of milk and casein proteins on the adherence of Streptococ- B. C. VAN WuyckKHuyse, L. A. TABAK cus mutans to saliva-coated hydroxyapatite 1063 and W. H. BOWEN JAN E. KRONMILLER and Spatial distribution of endogenous retinoids in the murine embryonic CYNTHIA S. BEEMAN mandible M. C. RAADSHEER, T. M. G. J. VAN EDEN, A comparison of human masseter muscle thickness measured by P. H. VAN SPRONSEN, F. C. VAN GINKEL, ultrasonography and magnetic resonance imaging 1079 S. KILiaRipis and B. PRAHL-ANDERSEN Short Communication M. NAKASHIMA Induction of dentine in amputated pulp of dogs by recombinant human bone morphogenetic proteins-2 and -4 with collagen matrix