Calcitriol, calcidiol, parathyroid hormone, and fibroblast growth factor‐23 interactions in chronic kidney disease

JF de Brito Galvao, LA Nagode… - Journal of Veterinary …, 2013 - Wiley Online Library
… (Adapted from Chew DJ, DiBartola SP, Schenck PA. Canine and Feline Nephrology and …
(Adapted from Schenck PA. Pathogenesis of Secondary Hyperparathyroidism–ACVIM Forum, …

Tocopherols as likely precursors of pristane in ancient sediments and crude oils

H Goossens, JW De Leeuw, PA Schenck, SC Brassell - Nature, 1984 - nature.com
Pristane and phytane, C 14 and C 20 isoprenoid alkanes respectively, are major components
of many ancient sediments and crude oil. The phytyl side chain of the chlorophyll a …

Application of biological markers in the recognition of palaeohypersaline environments

HL Ten Haven, JW De Leeuw… - Geological Society …, 1988 - lyellcollection.org
In this study the saturated and aromatic hydrocarbon fractions of a marl sample from a Messinian
(late Micoene) evaporitic basin located in the northern Apennines, and four oils, Rozel …

Quenching of labile functionalised lipids by inorganic sulphur species: evidence for the formation of sedimentary organic sulphur compounds at the early stages of …

JSS Damst'e, WIC Rijpstra, AC Kock-van Dalen… - … et Cosmochimica acta, 1989 - Elsevier
The bitumen of the Jurf ed Darawish Oil Shale has been analysed for organic sulphur
compounds (OSC). A number of OSC are reported for the first time: several C 28 8, C 37 and C 38 …

Organic geochemical studies of a Messinian evaporitic basin, northern Apennines (Italy) I: Hydrocarbon biological markers for a hypersaline environment

HL Ten Haven, JW De Leeuw, PA Schenck - Geochimica et Cosmochimica …, 1985 - Elsevier
This paper describes the occurrence and significance of hydrocarbons present in two bituminous
marl layers and one distinct gypsum layer from a Messinian sedimentary basin, where …

[PDF][PDF] Disorders of calcium: hypercalcemia and hypocalcemia

PA Schenck, DJ Chew, LA Nagode… - Fluid, electrolyte, and …, 2006 - researchgate.net
Hypocalcemia based on serum tCa is a relatively common laboratory abnormality and was
observed in 13.5% of serum biochemical profiles of dogs in one clinical study. 111 Based on …

Organic sulphur in macromolecular sedimentary organic matter: I. Structure and origin of sulphur-containing moieties in kerogen, asphaltenes and coal as revealed by …

JSS Damsté, TI Eglinton, JW De Leeuw… - … et Cosmochimica Acta, 1989 - Elsevier
The distributions of sulphur-containing compounds generated by flash pyrolysis of
macromolecular sedimentary organic matter (kerogen, coal, asphaltenes) were studied by gas …

Prediction of serum ionized calcium concentration by use of serum total calcium concentration in dogs

PA Schenck, DJ Chew - American journal of veterinary research, 2005 - Am Vet Med Assoc
Objective —To determine whether total serum calcium (tCa) or adjusted tCa concentrations
accurately predict ionized calcium (iCa) status in dogs. Sample Population —1,633 canine …

The occurrence and identification of series of organic sulphur compounds in oils and sediment extracts: II. Their presence in samples from hypersaline and non …

JSS Damsté, WIC Rijpstra, JW De Leeuw… - … et Cosmochimica Acta, 1989 - Elsevier
… SINNINGHE DAMS-& JS, EGLINTON TI, DE LEEUW JW and SCHENCK PA (1989a) Otganic
… AC, DE LEEUW JW, SCHENCK PA (1989b) Character&ion of highly branched isoprenoid …

On the occurrence and structural identification of long chain unsaturated ketones and hydrocarbons in sediments

JW De Leeuw, FW vd Meer, WIC Rijpstra… - Physics and Chemistry …, 1980 - Elsevier
… Boon JJ, vo MEER FW, SCHUYL PJW, DE LEEUW JW, SCHENCK PA and
BURLINGAmE AL (I978) 1. Organic Geochemical Analysis of core samples from site 362 …