Audran, M. & Kumar, R. (1985). The physiology and pathophysiology of vitamin D. Mayo Clinic Proceedings 60, 851–866.Google Scholar

Beardsworth, L. J., Beardsworth, P. M. & Care, A. D. (1989). The effect of ruminal phosphate concentration on the absorption of calcium, phosphorus and magnesium from the reticulo-rumen of the sheep. British Journal of Nutrition 61, 715–723.Google Scholar

Ben-Ghedalia, D., Tagari, H. & Geva, A. (1982). Absorption by sheep of calcium, phoshorus and magnesium from a poultry litter supplemented diet. Journal of Agricultural Science 98, 85–88.CrossRefGoogle Scholar

Ben-Ghedalia, D., Tagari, H., Zamwel, S. & Bondi, A. (1975). Solubility and net exchange of calcium, magnesium and phosphorus in digesta flowing along the gut of the sheep. British Journal of Nutrition 33, 87–94.Google Scholar

Berner, W., Kinne, R. & Murer, H. (1976). Phosphate transport into brush-border membrane vesicles isolated from rat small intestine. Biochemical Journal 160, 467–474.Google Scholar

Bilezikian, J. P., Canfield, R. E., Jacobs, T. P., Polay, J. S., D'Adamo, A. P., Eisman, J. A. & DeLuca, H. F. (1978). Response of 1α,25-dihydroxyvitamin D₃ to hypocalcemia in human subjects. New England Journal of Medicine 299, 437–441.Google Scholar

Bonilla, S. E. (1976). Phosphorus in the nutrition of sheep: composition of body fluids, microbial fermentation and feed intake. PhD Thesis, University of California, Davis.Google Scholar

Boxebeld, A., Guégen, L., Hannequart, G. & Durand, M. (1983). Utilization of phosphorus and calcium and minimal maintenance requirement for phosphorus in growing sheep fed a low-phosphorus diet. Reproduction, Nutrition, Développement 23, 1043–1053.Google Scholar

Brasitus, T. A., Dudeja, P. K., Eby, B. & Lau, K. (1986). Correction by 1,25-dihydroxycholecalciferol of the abnormal fluidity and lipid composition of enterocyte brush border membranes in vitamin D-deprived rats. Journal of Biological Chemistry 261, 16404–16409.Google Scholar

Breves, G., Gäbel, G., Martens, H. & Höller, H. (1986). Phosphate fluxes across the rumen wall mucosa of sheep in vitro. Proceedings of the Nutrition Society 45, 99A.Google Scholar

Breves, G. & Höller, H. (1987 a). Effects of dietary phosphorus depletion in sheep on dry matter and organic matter digestibility. Journal of Animal Physiology and Animal Nutrition 58, 281–286.Google Scholar

Breves, G. & Höller, H. (1987 b). Gastrointestinal nitrogen turnover in sheep fed non-protein nitrogen and a phosphorus-deficient diet. In Isotope Aided Studies on Non-Protein-Nitrogen and Agroindustrial By-Products Utilization by Ruminants, pp. 19–29 [IAEA, editor]. Vienna: IAEA Publishing Series.Google Scholar

Breves, G., Höller, H., Packheiser, P., Gäbel, G. & Martens, H. (1988). Flux of inorganic phosphate across the sheep rumen wall in vivo and in vitro. Quarterly Journal of Experimental Physiology 73, 343–351.Google Scholar

Breves, G., Rosenhagen, C. & Höller, H. (1987). Die Sekretion von anorganischem Phosphor mit dem Speichel bei P-depletierten Schafen (Saliva secretion of inorganic phosphorus in phosphorus-depleted sheep). Journal of Veterinary Medicine A 34, 42–47.CrossRefGoogle Scholar

Breves, G., Ross, R. & Höller, H. (1985). Dietary phosphorus depletion in sheep: effects on plasma inorganic phosphorus, calcium, 1,25-(OH)₂-Vit-D₃ and alkaline phosphatase and on gastrointestinal P and Ca balances. Journal of Agricultural Science 105, 623–629.Google Scholar

Bruce, J., Goodall, E. D., Kay, R. N. B., Phillipson, A. T. & Vowles, L. E. (1966/1967). The flow of organic and inorganic materials through the alimentary tract of the sheep. Proceedings of the Royal Society B 166, 46–62.Google ScholarPubMed

Caniggia, A., Crennari, C., Bencini, M. & Palazzonli, V. (1968). Intestinal absorption of ratio-phosphate in osteomalacia before and after vitamin D treatment. Calcified Tissue Research 2, 299–300.Google Scholar

Care, A. D., Barlet, J. P. & Abdel-Hafeez, H. M. (1980). Calcium and phosphate homeostasis in ruminants and its relationship to the aetiology and prevention of parturient paresis. In Digestive Physiology and Metabolism in Ruminants, pp. 429–446 [Ruckebusch, Y. and Thivend, P. editors]. Lancaster: MTP Press.Google Scholar

Caverzasio, J., Danisi, G., Straub, R. W., Murer, H. & Bonjour, J. P. (1987). Adaption of phosphate transport to low phosphate diet in renal and intestinal brush border membrane vesicles: influence of sodium and pH. Pflügers Archiv 409, 333–336.CrossRefGoogle ScholarPubMed

Chicco, C. F., Ammerman, C. B., Moore, J. E., van Walleghem, P. A., Arrington, L. R. & Shirley, R. L. (1965). Utilization of inorganic ortho-, meta- and pyrophosphates by lambs and by cellulolytic rumen microorganisms in vitro. Journal of Animal Science 24, 355–363.Google Scholar

Cohen, R. D. H. (1975). Phosphorus and the grazing ruminant. World Review of Animal Production 11 (2), 26–43.Google Scholar

Compton, J. S., Nelson, J., Wright, R. D. & Young, J. A. (1980). A micropuncture investigation of electrolyte transport in the parotid glands of sodium-replete and sodium-depleted sheep. Journal of Physiology 309, 429–446.Google Scholar

Coroneo, M. T., Maier, H., Schindler, J. G. & Heidland, A. (1981). The secretion of ionized and total calcium, protein and inorganic phosphate by the salivary glands of rat and man. In Saliva and Salivation, pp. 289–294 [Zelles, T. editor]. Oxford: Pergamon Press.CrossRefGoogle Scholar

Cramer, C. F. (1972). Aspects of intestinal absorption of Ca, P and Mg. Methods and progress. Methods and Achievements in Experimental Pathology 6, 172–192.Google Scholar

Cross, H. S., Debiec, H. & Peterlik, M. (1990). Mechanism and regulation of intestinal phosphate absorption. Mineral and Electrolyte Metabolism 16, 115–124.Google Scholar

Cross, H. S. & Peterlik, M. (1988). Cooperative effect of thyroid hormones and vitamin D on intestinal calcium and phosphate transport. In Cellular Calcium and Phosphate Transport in Health and Disease (Progress in Clinical and Biological Research 252), pp. 331–336 [Bronner, F. and Peterlik, M. editors]. New York: Alan R. Liss, Inc.Google Scholar

Cross, H. S., Pölzleitner, D. & Peterlik, M. (1986). Intestinal phosphate and calcium absorption: joint regulation by thyroid hormones and 1,25-dihydroxyvitamin D₃. Acta Endocrinologica, Copenhagen 113, 96–103.Google Scholar

Danisi, G., Bonjour, J. P. & Straub, R. W. (1980). Regulation of the Na-dependent phosphate influx across the mucosal border of duodenum by 1,25-dihydroxycholecalciferol. Pflügers Archiv 388, 227–232.Google Scholar

Danisi, G., Caverzasio, J., Trechsel, U., Straub, R. & Bonjour, J. P. (1988). Phosphate transport adaptation in intestinal brush border membrane vesicles (BBMV) and plasma levels of 1,25-dihydroxycholecalciferol. In Cellular Calcium and Phosphate Transport in Health and Disease (Progress in Clinical and Biological Research 252), pp. 65–66 [Bronner, F. and Peterlik, M. editors]. New York: Alan R. Liss, Inc.Google Scholar

Danisi, G. & Straub, R. W. (1980). Unidirectional influx of phosphate across the mucosal membrane of rabbit small intestine. Pflügers Archiv 385, 117–122.Google Scholar

Danisi, G., van Os, C. H. & Straub, R. W. (1984). Phosphate transport across brush border and basolateral membrane vesicles of small intestine. In Epithelial Calcium and Phosphate Transport: Molecular and Cellular Aspects, pp. 229–234 [Bronner, F. and Peterlik, M. editors]. New York: Alan R. Liss, Inc.Google Scholar

Debiec, H. & Lorenc, R. (1988). Identification of Na⁺–P_i-binding protein in kidney and intestinal brush-border membranes. Biochemical Journal 255, 185–191.Google Scholar

De Boland, A. R. & Norman, A. (1990). Evidence for involvement of protein kinase C and cyclic adenosine 3′,5′ monophosphate-dependent protein kinase in the 1,25-dihydroxyvitamin D₃-mediated rapid stimulation of intestinal calcium transport, (transcaltachia). Endocrinology 127, 39–45.CrossRefGoogle Scholar

DeLuca, H. F. (1988). The vitamin D story: a collaborative effort of basic science and clinical medicine. FASEB Journal 2, 224–236.Google Scholar

Den Hartog, L. A., Huisman, J., Boer, H. & Schaijk, G. H. A. (1985). The effect of various carbohydrate sources on the digestibility of minerals in the small and large intestine of pigs. Statens Husdyrbrugsforsøg 580, 203–206.Google Scholar

Drochner, W. (1984). Einfluß wechselnder Rohfaser- und Pektingehalte im Futter auf einige praecaecale und postileale Verdauungsvorgänge beim wachsenden Schwein (Influence of various fibre and pectin contents in the diet of precaecal and postileal digestion in growing pigs). Fortschritte in der Tierphysiologie und Tierenährung 14, p. 125.Google Scholar

Drüeke, T. & Lacour, B. (1983). Hormone regulation of intestinal calcium and phosphate transport. Effects of vitamin D, parathyroid hormone (PTH) and calcitonin (CT). In Intestinal Transport (Symposium 1982), pp. 249–257 [Gilles-Baillien, M. and Gilles, R. editors]. Berlin, Heidelberg: Springer-Verlag.Google Scholar

Durand, M., Boxebeld, A., Dumay, C. & Beaumatin, P. (1983). Influence of the level of dietary phosphorus on urea utilization by rumen microorganisms in lambs. In Protein Metabolism and Nutrition, vol. 2, pp. 263–266 [Pion, R., Arnal, M. and Bonin, D. editors]. Paris: INRA.Google Scholar

Edrise, B. M. & Smith, R. H. (1986). Exchanges of magnesium and phosphorus at different sites in the ruminant stomach. Archiv für Tierernährung 36, 1019–1027.Google Scholar

Engelhardt, W. von & Hauffe, R. (1975). Funktionen des Blättermagens bei kleinen Hauswiederkäuern. IV. Resorption und Sekretion von Elektrolyten (Functions of the omasum in small domestic ruminants. IV. Absorption and secretion of electrolytes). Journal of Veterinary Medicine 22, 363–375.Google Scholar

Farries, F. E. & Krasnodebska, J. (1972). Untersuchungen über die Verwertung von Harnstoff bei Wiederkäuern. C. Einsatz halbsynthetischer Rationen. 8. Mitteilung: Zum Einfluß unterschiedlicher P-Versorgung (Utilisation of urea in ruminants. C. Use of semisynthetic diets. 8. Effect of different supplies of P on metabolism of N with feeds exclusively of NPN). Zeitschrift für Tierphysiologie, Tierernährung und Futtermittelkunde 30, 33–47.Google Scholar

Favus, M. J. (1985). Factors that influence absorption and secretion of calcium in the small intestine and colon. American Journal of Physiology 248, G147–G157.Google Scholar

Favus, M. J. & Langman, C. B. (1986). Evidence for calcium-dependent control of 1,25-dihydroxyvitamin D₃ production by rat kidney proximal tubules. Journal of Biological Chemistry 261, 11224–11229.Google Scholar

Field, A. C., Suttle, N. F. & Nisbet, D. I. (1975). Effect of diets low in calcium and phosphorus on the development of growing lambs. Journal of Agricultural Science 85, 435–442.Google Scholar

Fox, J., Pickard, D. W., Care, A. D. & Murray, T. M. (1978). Effect of low phosphorus diets on intestinal calcium absorption and the concentration of calcium-binding protein in intact and parathyroidectomized pigs. Journal of Endocrinology 78, 379–387.Google Scholar

Fuchs, R. & Peterlik, M. (1979). Vitamin D-induced transepithelial phosphate and calcium transport by chick jejunum: effect of microfilamentous and microtubular inhibitors. FEBS Letters 100, 357–359.Google Scholar

Fuchs, R. & Peterlik, M. (1980). Vitamin D-induced phosphate transport in intestinal brush border membrane vesicles. Biochemical and Biophysical Research Communications 93, 87–92.CrossRefGoogle ScholarPubMed

Ghishan, F. K., Kikuchi, K. & Arab, N. (1987). Phosphate transport by rat intestinal basolateral-membrane vesicles. Biochemical Journal 243, 641–646.Google Scholar

Grace, N. D. (1972). Studies on the movement of magnesium, calcium, phosphorus, sodium and potassium across the gut wall of sheep fed fresh pasture Proceedings of the New Zealand Society of Animal Production 32, 77–84.Google Scholar

Grace, N. D., Ulyatt, M. J. & Macrae, J. C. (1974). Quantitative digestion of fresh herbage by sheep. III. The movement of Mg, Ca, P, K and Na in the digestive tract. Journal of Agricultural Science 82, 321–330.Google Scholar

Gray, R. W. (1987). Evidence that somatomedins mediate the effect of hypophosphatemia to increase serum 1,25-dihydroxyvitamin D₃ levels in rats. Endocrinology 121, 504–512.CrossRefGoogle ScholarPubMed

Gray, R. W., Garthwaite, T. L. & Phillips, L. S. (1983). Growth hormone and triiodothyronine permit an increase in plasma 1,25-(OH)₂D concentrations in response to dietary phosphate deprivation in hypophysectomized rats. Calcified Tissue International 35, 100–106.Google Scholar

Greene, L. W., Webb, K. E. Jr & Fontenot, J. P. (1983). Effect of potassium level on site of absorption of magnesium and other macro-elements in sheep. Journal of Animal Science 56, 1214–1221.CrossRefGoogle Scholar

Guéguen, L., Besançon, P. & Rérat, A. (1968). Utilisation digestive, cinétique de l'absorption et efficacité de la rétention du phosphore phytique chez le porc (Digestive utilization, kinetics of absorption and efficiency of retention of phytic phosphorus in pigs). Annales de Biologie Animale, Biochimie, Biophysique 8, 273–280.Google Scholar

Hall, O. G., Baxter, H. D. & Hobbs, C. S. (1961). Effect of phosphorus in different chemical forms on in vitro cellulose digestion by rumen microorganisms. Journal of Animal Science 20, 817–819.Google Scholar

Harris, L. J. & Innes, J. R. M. (1931). The mode of action of vitamin D. Studies on hypervitaminosis D. The influence of the calcium-phosphate intake. Biochemical Journal 25, 367–390.Google Scholar

Harrison, H. E. & Harrison, H. C. (1961). Intestinal transport of phosphate: action of vitamin D, calcium, and potassium. American Journal of Physiology 201, 1007–1012.CrossRefGoogle ScholarPubMed

Harrison, H. E. & Harrison, H. C. (1963). Sodium, potassium and intestinal transport of glucose, L-tyrosine, phosphate and calcium. American Journal of Physiology 205, 107–111.Google Scholar

Hildmann, B., Storelli, C., Danisi, G. & Murer, H. (1982). Regulation of Na⁺-P₁ cotransport by 1,25-dihydroxyvitamin D₃ in rabbit duodenal brush border membrane. American Journal of Physiology 242, G533–G539.Google Scholar

Höller, H., Breves, G. & Dubberke, M. (1988 a). Flux of inorganic phosphate and calcium across the isolated mucosa of the sheep omasum. Journal of Veterinary Medicine A 35, 709–716.Google Scholar

Höller, H., Figge, A., Richter, J. & Breves, G. (1988 b). Nettoresorption von Calcium und anorganischen Phosphat aus dem perfundierten Colon und Rectum von Schafen (Calcium and inorganic phosphate net absorption from the sheep colon and rectum perfused in vivo). Journal of Animal Physiology and Animal Nutrition 59, 9–15.Google Scholar

Horst, R. L. (1986). Regulation of calcium and phosphorus homeostasis in the dairy cow. Journal of Dairy Science 69, 604–616.Google Scholar

Jungbluth, H. & Binswanger, U. (1989). Unidirectional duodenal and jejunal calcium and phosphorus transport in the rat: Effects of dietary phosphorus depletion, ethane-1-hydroxy-1,1-diphosphonate and 1,25-dihydroxycholecalciferol. Research in Experimental Medicine 189, 439–449.Google Scholar

Karsenty, G., Lacour, B., Ulmann, A., Piérandréi, E. & Drüeke, T. (1985 a). Phosphate fluxes in isolated enterocytes from vitamin D replete and vitamin D deficient rats – early effects of calcitriol. Pflügers Archiv 403, 151–155.Google Scholar

Karsenty, G., Lacour, B., Ulmann, A., Piérandréi, E. & Drüeke, T. (1985 b). Early effects of vitamin D metabolites on phosphate fluxes in isolated rat enterocytes. American Journal of Physiology 248, G40–G45.Google ScholarPubMed

Kay, R. N. B. (1960). The rate of flow and composition of various salivary secretions in sheep and calves. Journal of Physiology 150, 515–537.Google Scholar

Kikuchi, K. & Ghishan, F. K. (1987). Phosphate transport by basolateral plasma membranes of human small intestine. Gastroenterology 93, 106–113.CrossRefGoogle ScholarPubMed

Komisarczuk, S., Merry, R. J. & McAllan, A. B. (1987). Effect of different levels of phosphorus on rumen microbial fermentation and synthesis determined using a continuous culture technique. British Journal of Nutrition 57, 279–290.Google Scholar

Korkor, A. B., Gray, R. W. & Henry, H. L. (1985). Evidence that cAMP mediates PTH stimulation of 25-OH-vitamin D₃-lα-hydroxylase activity in cultured mouse kidney cells. Kidney International 29, 162.Google Scholar

Kowarski, S. & Schachter, D. (1969). Effects of vitamin D on phosphate transport and incorporation into mucosal constituents of rat intestinal mucosa. Journal of Biological Chemistry 244, 211–217.Google Scholar

Lee, D. B. N., Hardwick, L. L., Hu, M. -S. & Jamgotchian, N. (1990). Vitamin D-independent regulation of calcium and phosphate absorption. Mineral and Electrolyte Metabolism 16, 167–173.Google Scholar

Lee, D. B. N., Walling, M. W. & Corry, D. B. (1986 a). Phosphate transport across rat jejunum:influence of sodium, pH and 1,25-dihydroxyvitamin D₃. American Journal of Physiology 251, G90–G95.Google Scholar

Lee, D. B. N., Walling, M. W., Palant, C. E. & Tallos, E. (1986 b). Jejunal phosphate transport is not regulated by the PTH-adenylate cyclase system. Further studies on the contrasting features between intestinal and renal phosphate transport mechanisms. Mineral and Electrolyte Metabolism 12, 293–297.Google Scholar

Lee, D. B. N., Walling, M. W., Silis, V., Gafter, U. & Coburn, J. W. (1980). Calcium and inorganic phosphate transport in rat colon. Dissociated response to 1,25-dihydroxyvitamin D3. Journal of Clinical Investigation 65, 1326–1331.Google Scholar

Lessmann, H. W. (1985). Der Einfluß einer diätetischen Phosphordepletion auf den Nettozuwachs an mikrobiell gebundenem Stickstoff im Pansen von Schafen (Effects of dietary P-depletion on net microbial yield from the rumen of sheep). Thesis, School of Veterinary Medicine, Hanover.Google Scholar

Luecke, H. & Quiocho, F. A. (1990). High specificity of a phosphate transport protein determined by hydrogen bonds. Nature 347, 402–406.Google Scholar

McHardy, G. J. R. & Parsons, D. S. (1956). The absorption of inorganic phosphate from the small intestine of the rat. Quarterly Journal of Experimental Physiology 41, 398–409.CrossRefGoogle Scholar

Mañas-Almendros, M., Ross, R. & Care, A. D. (1982). Factors affecting the secretion of phosphate in parotid saliva in the sheep and goat. Quarterly Journal of Experimental Physiology 67, 269–280.Google Scholar

Maunder, E. M. W., Pillay, A. V. & Care, A. D. (1986). Hypophosphatemia and vitamin D metabolism in sheep. Quarterly Journal of Experimental Physiology 71, 391–399.Google Scholar

Milton, J. T. B. & Ternouth, J. H. (1984). The effects of phosphorus upon in vitro microbial digestion. Animal Production in Australia 15, 472–475.Google Scholar

Morgan, D. B. (1969). Calcium and phosphorus transport across the intestine. In Malabsorption. Pfizer Medical Monographs no. 4, p. 74 [Girdwood, R. H. and Smith, A. N. editors]. Baltimore: Williams & Wilkins.Google Scholar

Mulroney, S. E. & Haramati, A. (1990). Renal adaptation to changes in dietary phosphate during development. American Journal of Physiology 258, F1650–F1656.Google ScholarPubMed

Murer, H. & Hildmann, B. (1981). Transcellular transport of calcium and inorganic phosphate in the small intestinal epithelium. American Journal of Physiology 240, G409–G416.Google Scholar

Müschen, H., Petri, A., Breves, G. & Pfeffer, E. (1988). Response of lactating goats to low phosphorus intake. I. Milk yield and faecal excretion of P and Ca. Journal of Agricultural Science 111, 255–263.CrossRefGoogle Scholar

Neer, R. M. (1979). Calcium and inorganic-phosphate homeostasis. In Endocrinology, vol. 2, pp. 669–692 [DeGroot, L. J., Cahill, G. F. Jr, Martini, L., Nelson, D. H., Odell, W. D., Potts, J. T. Jr, Steinberger, E. and Winegrad, A. I. editors]. New York: Grune & Stratton.Google Scholar

Nicolaysen, R. (1937). Studies upon the mode of action of vitamin D. III. The influence of vitamin D on absorption of calcium and phosphorus in the rat. Biochemical Journal 31, 122–129.Google Scholar

Nielsen, S. P. & Petersen, O. H. (1970). Excretion of magnesium, calcium, and inorganic phosphate by the cat submandibular gland. Pflügers Archiv 318, 63–67.CrossRefGoogle ScholarPubMed

Noller, C. H., Castro, A. G., Wheeler, W. E., Hill, D. L. & Moeller, N. J. (1977). Effect of phosphorus supplementation on growth rate, blood minerals, and conception rate of dairy heifers. Journal of Dairy Science 60, 1932–1940.Google Scholar

Nordin, B. E. C. (1973). Metabolic Bone and Stone Disease. Edinburgh and London: Churchill Livingstone.Google Scholar

Parthasarathy, D. (1952). The absorption of certain elements from the alimentary tract of sheep. British Journal of Nutrition 6, V.Google Scholar

Parthasarathy, D., Garton, G. A. & Phillipson, A. T. (1952). The passage of phosphorus across the rumen epithelium of sheep. Biochemical Journal 52, XVI–XVII.Google Scholar

Partridge, I. G., Simon, O. & Bergner, H. (1986). The effects of treated straw meal on ileal and faecal digestibility of nutrients in pigs. Archiv für Tierernährung 36, 351–359.Google Scholar

Peerce, B. E. (1988). Identification and purification of the intestinal Na/phosphate cotransporter. In Cellular Calcium and Phosphate Transport in Health and Disease (Progress in Clinical and Biological Research 252), pp. 73–80 [Bronner, F. and Peterlik, M. editors]. New York: Alan R. Liss, Inc.Google Scholar

Peerce, B. E. (1989). Identification of the intestinal Na–phosphorus cotransporter. American Journal of Physiology 256, G645–G652.Google Scholar

Peterlik, M., Fuchs, R. & Cross, H. S. (1981). Phosphate transport in the intestine: cellular pathways and hormonal regulation. In Calcium and Phosphate Transport across Biomembranes, pp. 173–179 [Bronner, F. and Peterlik, M. editors]. New York: Academic Press Inc.Google Scholar

Peterlik, M. & Wasserman, R. H. (1978). Effect of vitamin D on transepithelial phosphate transport in chick intestine. American Journal of Physiology 234, E379–E388.Google Scholar

Petri, A., Müschen, H., Breves, G., Richter, O. & Pfeffer, E. (1988). Response of lactating goats to low phosphorus intake. 2. Nitrogen transfer from rumen ammonia to rumen microbes and proportion of milk protein derived from microbial amino acids. Journal of Agricultural Science 111, 265–271.Google Scholar

Pfeffer, E. (1968). Untersuchungen über Mineralstoff-Bewegungen im Verdauungskanal von ausgewachsenen Hammeln. Habilitation Thesis, University of Göttingen.Google Scholar

Pfeffer, E., Thompson, A. & Armstrong, D. G. (1970). Studies on intestinal digestion in the sheep. 3. Net movement of certain inorganic elements in the digestive tract on rations containing different proportions of hay and rolled barley. British Journal of Nutrition 24, 197–204.Google Scholar

Poppi, D. P. & Ternouth, J. H. (1979). Secretion and absorption of phosphorus in the gastrointestinal tract of sheep fed on four diets. Australian Journal of Agricultural Research 30, 503–512.Google Scholar

Portale, A. A., Halloran, B. P. & Morris, R. C. Jr (1989). Physiologic regulation of the serum concentration of 1,25-dihydroxyvitamin D by phosphorus in normal men. Journal of Clinical Investigation 83, 1494–1499.CrossRefGoogle Scholar

Preston, R. L. & Pfander, W. H. (1964). Phosphorus metabolism in lambs fed varying phosphorus intakes. Journal of Nutrition 83, 369–378.Google Scholar

Quamme, G. A. (1985). Phosphate transport in intestinal brush-border membrane vesicles: effect of pH and dietary phosphate. American Journal of Physiology 249, G168–G176.Google Scholar

Radde, I. C., Davis, D., Sheepers, J. & McKercher, H. G. (1980). Bidirectional transmucosal ⁴⁵Ca and ³²P fluxes across the small intestine of the young piglet: Relationship to intestinal Ca²⁺-Mg²-ATPase activity and postnatal age. In Pediatric Diseases Related to Calcium, pp. 153–163 [DeLuca, H. F. and Anast, C. S. editors]. Oxford: Blackwell Scientific Publications.Google Scholar

Rasmussen, H., Fontaine, O., Max, E. E. & Goodman, D. B. P. (1979). The effect of 1α-hydroxyvitamin D₃ administration on calcium transport in chick intestine brush border membrane vesicles. Journal of Biological Chemistry 254, 2993–2999.Google Scholar

Reinhardt, T. A., Horst, R. L. & Goff, J. P. (1988). Calcium, phosphorus, and magnesium homeostasis in ruminants. Veterinary Clinics of North America: Food Animal Practice 4, 331–350.Google Scholar

Sacktor, B. & Cheng, L. (1981). The effect of pH on the transport of phosphate by renal brush border membrane vesicles. In Calcium and Phosphate Transport across Biomembranes, pp. 117–122 [Bronner, F. and Peterlik, M. editors]. New York: Academic Press, Inc.Google Scholar

Scarisbrick, R. & Ewer, T. K. (1951). The absorption of inorganic phosphate from the rumen of the sheep. Biochemical Journal 49, LXXIX.Google Scholar

Scharrer, E. (1985). Phosphate absorption at different intestinal sites in the developing lamb. Quarterly Journal of Experimental Physiology 70, 615–621.Google Scholar

Schneider, K. M., Boston, R. C. & Leaver, D. D. (1987). Quantitation of phosphorus excretion in sheep by compartmental analysis. American Journal of Physiology 52, R720–R731.Google Scholar

Schröder, B., Breves, G. & Pfeffer, E. (1990). Binding properties of duodenal 1,25-dihydroxyvitamin D₃ receptors as affected by phosphorus depletion in lactating goats. Comparative Biochemistry and Physiology 96A, 495–498.Google Scholar

Schultz, S. G., Curran, P. F., Chez, R. A. & Fuisz, R. E. (1967). Alanine and sodium fluxes across mucosal border of rabbit ileum. Journal of General Physiology 50, 1241–1260.CrossRefGoogle ScholarPubMed

Scott, D. (1988). Control of phosphorus balance in ruminants. In Aspects of Digestive Physiology in Ruminants, pp. 156–174 [Dobson, A. and Dobson, M. J. editors]. Comstock Publishing Associates: Cornell University Press.Google Scholar

Scott, D. & Beastall, G. (1978). The effects of intravenous phosphate loading on salivary phosphate secretion and plasma parathyroid hormone levels in the sheep. Quarterly Journal of Experimental Physiology 63, 147–156.Google Scholar

Scott, D., McLean, A. F. & Buchan, W. (1984). The effect of variation in phosphorus intake on net intestinal phosphorus absorption, salivary phosphorus secretion and pathway of excretion in sheep fed roughage diets. Quarterly Journal of Experimental Physiology 69, 439–452.Google Scholar

Sevilla, C. C. & Ternouth, J. H. (1980). Effect of different dietary levels of calcium and phosphorus in sheep. Animal Production in Australia 13, 449.Google Scholar

Sevilla, C. C. & Ternouth, J. H. (1982). Effects of calcium and phosphorus depletion and repletion in lambs. Animal Production in Australia 14, 633.Google Scholar

Sheikh, M. S., Schiller, L. R. & Fordtran, J. S. (1990). In vivo intestinal absorption of calcium in humans. Mineral and Electrolyte Metabolism 16, 130–146.Google Scholar

Shirazi-Beechey, S. P., Beechey, R. B., Penny, J., Vayro, S., Buchan, W. & Scott, D. (1991). Mechanisms of phosphate transport in sheep intestine and parotid gland: response to variation in dietary phosphate supply. Experimental Physiology 76, 231–241.Google Scholar

Shirazi-Beechey, S. P., Gorvel, J. P. & Beechey, R. B. (1988). Intestinal phosphate transport: Localization, properties and identification, a progress report. In Cellular Calcium and Phosphate Transport in Health and Disease (Progress in Clinical and Biological Research 252), pp. 59–64 [Bronner, F. and Peterlik, M. editors]. New York: Alan R. Liss, Inc.Google Scholar

Shirazi-Beechey, S. P., Kemp, R. B., Dyer, J. & Beechey, R. B. (1989). Changes in the function of the intestinal brush border membrane during the development of the ruminant habit in lambs. Comparative Biochemistry and Physiology 94B, 801–806.Google Scholar

Sklan, D. & Hurwitz, S. (1985). Movement and absorption of major minerals and water in ovine gastrointestinal tract. Journal of Dairy Science 68, 1659–1666.Google Scholar

Smith, A. H., Kleiber, M., Black, A. L. & Baxter, C. F. (1955). Transfer of phosphate in the digestive tract. II. Sheep. Journal of Nutrition 57, 507–527.Google Scholar

Smith, R. H. (1984). Minerals and rumen function. In Nuclear Techniques in Tropical Animal Diseases and Nutritional Disorders, pp. 79–96 [IAEA, editor]. Vienna: IAEA Publishing Series.Google Scholar

Stamp, T. C. B. (1972). The intestinal absorption of phosphorus. Its relation to calcium absorption and its treatment with vitamin D in osteomalacia, parathyroid dysfunction and chronic renal failure. Clinical Science 42, 16P.Google Scholar

Tanaka, Y. & DeLuca, H. F. (1973). The control of 25-hydroxyvitamin D metabolism by inorganic phosphorus. Archives of Biochemistry and Biophysics 154, 566–574.Google Scholar

Théwis, A. & François, E. (1985). Intestinal absorption and secretion of total and lipid phosphorus in adult sheep fed chopped meadow hay. Reproduction, Nutrition, Développement 25, 389–397.Google Scholar

Ussing, H. H. & Zerahn, K. (1951). Active transport of sodium as the source of electric current in the short-circuited isolated frog skin. Acta Physiologica Scandinavica 23, 110–127.Google Scholar

Walling, M. W. (1977). Intestinal calcium and phosphate transport: differential responses to vitamin D₃ metabolites. American Journal of Physiology 233, E488–E494.Google Scholar

Wasserman, R. H. (1988). Calcium and phosphate entry into cells: A brief overview. In Cellular Calcium and Phosphate Transport in Health and Disease (Progress in Clinical and Biological Research 252), pp. 3–13 [Bronner, F. and Peterlik, M. editors]. New York: Alan R. Liss, Inc.Google Scholar

Wasserman, R. H. & Taylor, A. N. (1976). Gastrointestinal absorption of calcium and phosphorus. In Handbook of Physiology, Section 7, Endocrinology, vol. 7, Parathyroid Gland, pp. 137–155 [Aurbach, G. D. editor]. Washington, DC: American Physiology Society.Google Scholar

Wilkinson, R. (1976). Absorption of calcium, phosphorus and magnesium. In Calcium, Phosphate and Magnesium Metabolism, pp. 36–112 [Nordin, B. E. C. editor]. New York: Churchill-Livingstone.Google Scholar

Wright, E. (1955). Site of phosphorus absorption in the sheep. Nature 176, 351–352.Google Scholar

Wright, R. D., Blair-West, J. R., Nelson, J. F. & Tregear, G. W. (1984). Handling of phosphate by a parotid gland (ovine). American Journal of Physiology 246, F916–F926.Google Scholar

Wylie, M. J., Fontenot, J. P. & Greene, L. W. (1985). Absorption of magnesium and other macro-minerals in sheep infused with potassium in different parts of the digestive tract. Journal of Animal Science 61, 1219–1229.Google Scholar

Yano, F., Sekiya, M., Kawashima, R. & Kumada, K. (1978). Transport of calcium, phosphorus and magnesium across the rumen wall. Japanese Journal of Zootechnical Science 49, 680–686.Google Scholar

Young, J. A. & Schneyer, C. A. (1981). Composition of saliva in mammalia. Australian Journal of Experimental Biology and Medical Science 59, 1–53.Google Scholar