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Classification of protein profiles using fuzzy clustering techniques: an application in early diagnosis of oral, cervical and ovarian cancer.

January 1, 2010

Annu Int Conf IEEE Eng Med Biol Soc

Abstract Present study has brought out a comparison of PCA and fuzzy clustering techniques in classifying protein profiles (chromatogram) of homogenates of different tissue origins: Ovarian, Cervix, Oral cancers, which were acquired using HPLC-LIF (High Performance Liquid Chromatography-Laser Induced Fluorescence) method developed in our laboratory. Study includes 11 chromatogram spectra each from oral, cervical, ovarian […]

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Selective monitoring of vitamin D2 and D3 supplementation with a highly specific 25-hydroxyvitamin D3 immunoassay with negligible cross-reactivity to 25-hydroxyvitamin D2.

June 27, 2009

Clin Chim Acta

Abstract BACKGROUND The effects of vitamin D2 and D3 supplementation on circulating concentrations of 25(OH)D3 require reliable analytical tools for specific determination of 25(OH)D3 and 25(OH)D2. We have developed a highly specific 25-OH Vitamin D3 ELISA with negligible cross-reactivity towards 25(OH)D2. METHODS 25(OH)D3 concentrations were measured in several study participants; 1) 641 healthy men and […]

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Influence of food intake on the bioavailability and efficacy of oral calcitonin.

April 1, 2009

Br J Clin Pharmacol

Abstract AIMS To investigate the influence of food intake on the bioavailability and pharmacodynamic effects of salmon calcitonin (sCT). METHODS A single-blind, randomized, partly placebo-controlled study was conducted in 36 healthy postmenopausal female volunteers aged 62-74 years. The influence of food intake on oral dosing with 0.8 mg of sCT at 22.00 h was evaluated […]

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Increased urinary excretion of C-telopeptides of type II collagen (CTX-II) predicts cartilage loss over 21 months by MRI.

March 1, 2009

Osteoarthritis Cartilage

Abstract OBJECTIVE Osteoarthritis (OA) is characterized by increased bone and cartilage metabolism leading to joint damage. The urinary excretion of C-telopeptides of type II collagen (CTX-II) has earlier predicted progression in radiographic OA (ROA)–useful for participant selection in clinical studies of potential disease modifying OA drugs (DMOADs). We investigated the longitudinal interrelationship between CTX-II and […]

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A pharmacokinetic and pharmacodynamic comparison of synthetic and recombinant oral salmon calcitonin.

February 1, 2009

J Clin Pharmacol

Abstract The aim of this study was to assess the bioavailability and pharmacodynamic efficacy of synthetic salmon calcitonin (ssCT) and recombinant salmon calcitonin (rsCT) in healthy postmenopausal women. The study was a single-blind, randomized study. Participants were 36 postmenopausal women 62 to 74 years old, randomly assigned to a comparison of dosing with ssCT (n […]

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Identification of progressors in osteoarthritis by combining biochemical and MRI-based markers.

January 1, 2009

Arthritis Res Ther

Abstract INTRODUCTION At present, no disease-modifying osteoarthritis drugs (DMOADS) are approved by the FDA (US Food and Drug Administration); possibly partly due to inadequate trial design since efficacy demonstration requires disease progression in the placebo group. We investigated whether combinations of biochemical and magnetic resonance imaging (MRI)-based markers provided effective diagnostic and prognostic tools for […]

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Investigation of the diurnal variation in bone resorption for optimal drug delivery and efficacy in osteoporosis with oral calcitonin.

December 4, 2008

BMC Clin Pharmacol

Abstract BACKGROUND Bone resorption displays marked diurnal variation. Reversible inhibition of bone resorption may result in best possible efficacy when bone resorption peaks. The aim of the study was to assess the pharmacokinetic (PK) and pharmacodynamic (PD) profiles of 0.8 mg of oral salmon calcitonin (sCT) and the effect of timing of drug intake. METHODS […]

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Tibolone inhibits bone resorption without secondary positive effects on cartilage degradation.

November 18, 2008

BMC Musculoskelet Disord

Abstract BACKGROUND Osteoarthritis is associated with increased bone resorption and increased cartilage degradation in the subchondral bone and joint. The objective of the present study was to determine whether Tibolone, a synthetic steroid with estrogenic, androgenic, and progestogenic properties, would have similar dual actions on both bone and cartilage turnover, as reported previously with some […]

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Optimizing bioavailability of oral administration of small peptides through pharmacokinetic and pharmacodynamic parameters: the effect of water and timing of meal intake on oral delivery of Salmon Calcitonin.

September 9, 2008

BMC Clin Pharmacol

Abstract BACKGROUND To investigate the influence of water intake and dose timing on the pharmacokinetic and pharmacodynamic parameters of an oral formulation of salmon calcitonin (sCT). METHODS The study was a randomized, partially-blind, placebo-controlled, single dose, exploratory crossover phase I study. 56 healthy postmenopausal women were randomly assigned to receive five treatments. The treatments comprised […]

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The effects of oral calcitonin on bone collagen maturation: implications for bone turnover and quality.

September 1, 2008

Osteoporos Int

Abstract UNLABELLED Anti-resorptive strategies may affect bone collagen maturation differently depending on the mode of action. Orally administrated calcitonin resulted in a dose dependent inhibition of bone resorption but did not change bone collagen maturation. This may reflect aspects of bone quality. INTRODUCTION The aim of the present study was to evaluate the effect of […]

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