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Results 351 - 400 of 996
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Auldist Martin J - - 2004
Twenty-nine multiparous cows of each of the Jersey and Friesian breeds, all kappa-casein AB phenotype, were grazed together and managed identically. On three occasions during 10 d in spring (early lactation), milk was collected from all cows at four consecutive milkings and bulked according to breed. On a separate occasion, ...
Shitandi Anakalo - - 2004
The study investigated factors contributing to the occurrence of antimicrobial drug residues in milk within four major milk production districts in Kenya. The frequency of contamination was studied among small- and large-scale dairy producers to determine if there were differences between the two types of producers. Field samples (n = ...
Wiszniewska A - - 2004
Isolation of MAP from biological material, including milk, is very difficult. No matter how the fresh milk is obtained, it contains a certain number of rapidly growing microorganisms. Therefore, the decontamination process is applied in the methods of MAP isolation. Investigations were therefore undertaken to determine the optimal time of ...
Thomas Marie E C - - 2004
Milk powders are now considered as food ingredients, mainly because of the functional properties of milk proteins. During the storage of milk powders, many physicochemical damages, mainly dependent on lactose glass transition occur. They have important consequences on physical (flowability) and functional properties (solubility, emulsifying, and foaming properties) of milk ...
Thiombiano-Coulibaly N - - 2004
OBJECTIVE: To assess the effects of early extra fluid and food intake on breast milk consumption and the effects of food intake on 5-month-old infant nutritional status. DESIGN: Cross-sectional surveys. Infants were selected by random choice. SETTINGS: Urban and rural Burkina Faso. SUBJECTS: A total of 97 urban and 69 ...
Whiteaker Jeff - - 2004
New approaches for identifying biological threat agents in raw milk using spectroscopy were tested using Bacillus anthracis (BA) Sterne strain spores seeded into unpasteurized bulk tank milk. Direct filtration onto Tyvek membranes provided the optimal filtration approach from raw milk, but detection limits were not ideal. When beads coated with ...
Jayarao B M - - 2004
A study was conducted to evaluate sensitivity, specificity, and predictive value of IS900-PCR assay for detection of Mycobacterium avium subspecies paratuberculosis in pooled quarter milk and bulk tank milk. Feces, blood and pooled quarter milk from 1493 lactating cattle on 29 herds were analyzed. Bulk tank milk (n = 29 ...
Landete-Castillejos Tomás - - 2003
This study estimates the caloric value of red deer milk as assessed relating bomb calorimetry data with the main milk nutrients. The study also examines milk energy estimates and lactation variables to compare Iberian red deer hinds (Cervus elaphus hispanicus) and the most studied Scottish red deer (C. e. scoticus). ...
Noti Anja - - 2003
Mineral paraffins widely occur in foods, but are also ingredients of body lotions, lip sticks, and breast salves. In this study it is shown that mineral paraffins are detectable in human milk. Thirty three human milk samples were found to contain mineral C(15)-C(45) paraffins at a mean concentration of 95+/-215mg/kg ...
Muehlherr J E - - 2003
A total of 407 samples of bulk-tank milk (344 of goat's milk and 63 of ewe's milk) collected from 403 different farms throughout Switzerland, was examined. The number of farms investigated in this study represents 8% of the country's dairy-goat and 15% of its dairy-sheep farms. Standard plate counts and ...
Ferrer E - - 2003
A spectrophotometric method based on the reaction between available lysine and ortho-phthaldialdehyde (OPA) was adapted and validated for fluorometric determination of the chemically available lysine contents in milk matrices (UHT and conventional in-bottle sterilized cow milk, milk-based infant formulas and infant formula ingredients). The values of the analytical parameters show ...
Bienvenue A - - 2003
Properties of condensed milks prior to spray drying dictate to a large extent the functionality of the resulting milk powder. Rheological properties of concentrated skim milk, with total solids content of 45% but different mineral content, were studied as a function of shear rate and storage time at 50 degrees ...
Carvajal M - - 2003
Between 1996 and 1998, 580 litres of milk in Mexico were surveyed for aflatoxin B(1) (AFB(1)) and its metabolite aflatoxicol (AFL), which are mutagenic and carcinogenic mycotoxins that interconvert AFB(1)-AFL-AFB(1). The seven most consumed brands from different regions of Mexico included pasteurized and ultrapasteurized milk with four different fat levels: ...
Scott L L - - 2003
Emulsifying properties of milk-derived components influence the physical characteristics of reformulated creams. Fractionated butter oils with different melting ranges (low-melt: 10 to 25 degrees C; medium-melt: 25 to 35 degrees C) were recombined into fluid dairy systems using skim milk, or sweet buttermilk and butter-derived aqueous phase to manufacture 20% ...
Bienvenue Annie - - 2003
Heat treatment during manufacturing of milk powder is one of the most important tools for manipulation of its functional properties, and it is the basis of the classification of these proteins into low-, medium-, and high-heat types. Slight differences in the sequences of the major proteins in milk (genetic variants) ...
Dahl Lisbeth - - 2003
The present study was conducted to determine the iodine concentration in Norwegian-produced milk and a selection of dairy products. The iodine concentration of eighty-five samples of milk and dairy products was analysed by inductively coupled plasma-MS. Low-fat milk and organic milk were sampled from nineteen and seven different locations in ...
Zhiyong Li - - 2003
The potential shelf life of packaged pasteurized milk was studied using a rapid impedance method. The results showed a high correlation between the shelf life of Fengxing and Xiang Man-lou pasteurized milks and between the detection time and the logarithm of colony-forming units per milliliter. The impedance detection time was ...
Catterall Fenton - - 2003
BACKGROUND: The objective of this study was to evaluate whether addition of milk to green, black and decaffeinated black teas alters their antimutagenic activity. MATERIALS AND METHODS: Two model mutagens were used, the direct-acting N'-methyl-N'-nitro-nitrosoguanidine (MNNG) and the indirect-acting 2-amino-3-methylimidazo-[4,5-flquinoline (IQ), and their mutagenic activity was determined in the Ames ...
Tiangson Cecile Leah P - - 2003
This study was conducted to determine the docosahexaenoic acid (DHA) level of the breast milk of 100 Filipino women as affected by diet. The subject distribution was patterned after the 1997 Family and Income Expenditure Survey of the National Statistics Office regarding the total number of families, and the total ...
Sela Shlomo - - 2003
Camels subsist and produce milk in desert pastures not utilized by other domesticated herbivores. Developing the camel milk industry can improve the economy of desert inhabitants. To comply with sanitary ordinances, camel milk is pasteurized by procedures specified for bovine milk. It is widely accepted that milk composition might affect ...
Verma Neelam - - 2003
The food industry needs suitable analytical methods for quality control, that is, methods that are rapid, reliable, specific and cost-effective as current wet chemistries and analytical practices are time consuming and may require highly skilled labor and expensive equipment. The need arises from heightened consumer concern about food composition and ...
Hayes Maurice G - - 2003
The objective of this study was to determine the effect of high pressure homogenisation (HPH) on alkaline phosphatase activity and plasmin and plasminogen-derived activities in raw whole bovine milk. Milk (approximately 4% fat) was treated by two-stage conventional homogenisation (18 MPa) or single or two-stage HPH at 50, 100, 150 ...
Borkhus Marianne - - 2003
The vacuum in the mouthpiece chamber (MPC) was measured in a factorial trial with two liners (DeLaval 964008-01 and DeLaval 999007-03), two pulsator ratios (60 and 70%) and morning and evening milking over eight milkings of ten cows. Teat length and diameter were measured before and after milking, and maximum ...
Santos M V - - 2003
The general goal of this research was to provide fluid milk processors with data to enable them to estimate the economic benefits they might derive from longer fluid milk shelf-life or new marketing opportunities due to a reduction in raw milk SCC. The study objectives were: 1) to measure the ...
Smit E N - - 2003
AIM: Recommendations for formula fatty acids (FA) are largely based on the mature human milk FA composition. This study aimed to investigate whether current recommendations for formula FA for term infants comply with the actual breast-milk FA composition of geographically distinct populations and to provide more realistic grounds for future ...
Albanell Elena - - 2003
Analysis using near-infrared reflectance spectroscopy (NIRS) was investigated as a means of predicting quality parameters of goat's milk. Calibration equations were developed with samples from individual goats of Malagueña and Murciano-Granadina dairy breeds at different stages of lactation to obtain a wide range of variation in milk composition. Prediction equations ...
Ayadi M - - 2003
The response of dairy cows to omitting one milking weekly was investigated in two successive experiments conducted with Holstein cows milked twice daily. Experiment 1 compared the lactational performances and udder changes in eight cows (31.2 L/d, 201 d in milk) in the 5 wk before and the 5 wk ...
Arnold W H - - 2003
OBJECTIVES: It was the purpose of this study to investigate the effect of milk and fluoridated milk on experimentally induced caries-like-lesions. MATERIALS AND METHODS: Twelve extracted impacted human molars were covered with wax leaving two 3 mm x 3 mm windows on the buccal and lingual surfaces and incubated alternating ...
O'Ferrall-Berndt M More - - 2003
Selected public health criteria of pasteurised milk available to the consumer from milk-shops in a pre-defined area of Pretoria compared with a national distributor's milk was evaluated. Of the 135 milk samples purchased from milk-shops, 87% were not fit for human consumption on the basis of the minimum standards prescribed ...
Johnson David A - - 2003
To determine the in vitro stability of esomeprazole pellets from an opened capsule after suspension in various common soft foods and beverages. In vitro study. Pharmaceutical company research laboratory. Pellets from opened esomeprazole 20-mg capsules were suspended in 100 ml of tap water, milk (1.5% fat), orange juice, apple juice, ...
Martin J D - - 2003
Inhibition of bacterial growth by dissolved carbon dioxide (CO2) has been well established in many foods including dairy foods. However, the effects of dissolved CO2 on specific growth parameters such as length of lag phase, time to maximum growth rate, and numbers of organisms at the stationary phase have not ...
Molina M P - - 2003
The effects of preservatives (potassium dichromate and sodium azide), heat treatment (untreated and 82 degrees C/10 min), and lactation stage upon the response of the microbial tests (BRT AiM and Delvotest) utilized for the detection of residues of antimicrobial substances in ewe milk were examined. Milk samples were collected from ...
Salama A A K - - 2003
The effects of once (1X) vs. twice (2X) daily milking throughout lactation on milk yield, milk composition, somatic cell count (SCC), and udder health were studied in 32 Murciano-Granadina dairy goats. Goats were assigned at wk 2 of lactation to two treatment groups; once daily milking at 0900 (1X, n ...
Santos M V - - 2003
The objective of this study was to determine the sensory threshold of off-flavor caused by lipolysis in 2% fat milk and to establish the relationship between increased proteolytic activity in milk and the detection of bitter off-flavor. Homogenized raw milk was held at room temperature for 100 min to allow ...
Ma Y - - 2003
Fresh raw milks, with low (3.1 x 10(4) cell/ml) and high (1.1 x 10(6) cells/ml) somatic cell count (SCC), were standardized to 3.25% fat, and from each a preserved (with 0.02% potassium dichromate) and an unpreserved portion were prepared. Subsamples of each portion were carbonated to contain 0 (control, pH ...
Andersen H J - - 2003
The aim of this study was to evaluate the Danish surveillance program of Streptococcus agalactiae in dairy herds with respect to 1) fluctuation over time of the presence of S. agalactiae in bulk tank milk, 2) sensitivity and specificity of the bacteriological method used, and 3) contamination of bulk tank ...
Bus A E M - - 2003
OBJECTIVE: To identify consumer perceptions of whole milk, reduced-fat milk and soy milk, and to investigate demographic influences on perceptions and types of milk consumption. DESIGN AND SETTING: Questionnaires covering nutritional and sensory perceptions of three types of milk. SUBJECTS: Three hundred and sixty-one randomly selected shoppers in Melbourne, Australia. ...
Nakamura T - - 2003
Sialyloligosaccharides and sialylglycoconjugates in colostrum and milk are regarded to be important biological components with respect to be source of brain gangliosides in infant and to be antiinfectional components for the attack by the pathogenic bacteria and virus. Several acidic oligosaccharides have been characterised in both bovine and human milk ...
Hite Douglas A - - 2003
A liquid chromatographic (LC) method was developed for fast and simple measurement of retinyl palmitate (vitamin A) in fortified milk. Retinyl acetate internal standard was added to a test portion of milk followed by extraction into hexane. The hexane extract was analyzed by LC using a normal-phase silica gel column ...
Hennekinne Jacques-Antoine - - 2003
The European Commission has designed a network of European Union-National Reference Laboratories (EU-NRLs), coordinated by a Community Reference Laboratory (CRL), for control of hygiene of milk and milk products (Council Directive 92/46/ECC). As a common contaminant of milk and milk products such as cheese, staphylococcal enterotoxins are often involved in ...
McKusick B C - - 2003
Due to the large cisternal storage capacity and non-vertical teat placement in most dairy ewes, machine stripping is commonly performed to remove milk not obtained by the machine. However, stripping requires individual manual intervention, lengthens the milking routine, and could inadvertently lead to overmilking of other ewes in the parlor. ...
Veloso Claudio - - 2003
Milk is the sole food source of mammals during early postnatal development, and its composition may be modified to meet changing nutritional and energetic demands from birth to weaning. These demands are especially acute in small mammals that breed in highly seasonal environments. We investigated the temporal course of milk ...
Asao T - - 2003
An extensive outbreak of staphylococcal food poisoning occurred in Kansai district in Japan. As many as 13,420 cases frequently ingested dairy products manufactured by a factory in Osaka City. The main ingredient of these dairy products was powdered skim milk manufactured by a factory in Hokkaido. Staphylococcal enterotoxin A (SEA) ...
Boutinaud M - - 2003
In ruminants, milk yield can be affected by treatment with growth hormone (rbGH) and/or changes in frequency of milking. Frequent milkings encourage the maintenance of lactation, whereas infrequent milkings result in mammary involution. Our objective was to evaluate the influence of rbGH treatment and milking frequency on mammary gland morphology ...
Moss Margaret - - 2003
BACKGROUND: Certified death rates from coronary heart disease (CHD) are positively correlated country-by-country with milk consumption, particularly with that of the non-fat portion of milk. CHD death is also associated with circulating antibodies against milk fat-globule membrane (MFGM), raising the possibility that milk intake might be a specific risk factor ...
Meyer-Broseta Stéphanie - - 2003
A time-series bacteriological analysis has been carried out on milk collected on farms from 1997 to 2001 by a plant producing raw milk soft cheese, with the purpose of assessing the time course of the presence/absence of Listeria monocytogenes. A standard data collection procedure was used, in which farms were ...
Farooq.M.
Effect of year of calving, month, season and days in milk on daily milk yield of Holstein cattle at Cattle Breeding and Dairy Farm (CB&DF) Harichand, Pakistan was studied from 1990 through 1992. Association of various environmental stimuli with daily milk yield was also established. Year of calving, month, season ...
Molina A - - 2003
Drug residues in milk supplies may have public health implications and can interfere in the manufacture of dairy products, such as cheese. In Spain, most ewe milk production is destined for cheese making, often using raw milk. This study analyses the main factors influencing antibiotic depletion time in lactating dairy ...
Thompson Susan M - - 2003
Galactosemia is detected by newborn screening in New South Wales and managed by the metabolic team at the Children's Hospital at Westmead. Infants with the Duarte variant are not treated. Management is based on the Handbook for Galactosemia prepared in 1998. This handbook provides information for the family on the ...
Jagannath A - - 2003
AIMS: The predicted survival of Bacillus subtilis 168 spores from a polynomial regression equation was validated in milk. METHODS AND RESULTS: Bias factor suggested as an index of model performance was used to validate the polynomial model predictions in ultrahigh temperature (UHT) treated and sterilized whole and skim milk. Model ...
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