Browsing 3. Doktoritööd by Title
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Alterations of Epidermal Cells Functional Activity in Fish Due to Infection
(Eesti Maaülikool, 2012)Previous results have suggested that epidermal club cells have a generic role in response to injury and that they display intense phagocytic activity, having an anti-parasitic function in the host. The presently reported ... -
Bacillus smithii TBMI12 as a potential probiotic feed additive
(Eesti Maaülikool, 2014)The purpose of the thesis was to investigate the potential of Bacillus smithii strain TBMI12 as a probiotic feed additive. For that safety, colonization, tolerance and challenge studies were performed with mice and ... -
Campylobacter spp. and Listeria monocytogenes in poultry products in Estonia
(Eesti Maaülikool, 2016)Campylobacteriosis, caused by thermotolerant Campylobacter species, is continued to be one of the most commonly reported zoonosis in humans in the European Union, and Campylobacter is recognized as the most common causative ... -
Campylobacter spp. in Estonian Broiler Chicken Production Chain and the Co Effect of Pro- and Prebiotics on the Campylobacter spp. Strains in vitro
(Eesti Maaülikool, 2010)Termofiilsed kampülobakterid on sagedased akuutse gastroenteriidi tekitajad inimestel. Kampülobakterenteriiti haigestumise peamisteks põhjusteks on ebapiisavalt kuumtöödeldud või kuumtöötluse järgselt kampülobakteritega ... -
Campylobacter spp. in Poultry and Raw Poultry Meat Products in Estonia With Special Reference to Subtyping and Antimicrobial Susceptibility
(Eesti Maaülikool, 2008)Kampülobakterid on üle maailma levinud nii loomade kui inimeste populatsioonis. Kuigi patogeeni ülekande teatud aspektid on seniajani teadmata, on toimunud suur edasiminek nende reservuaaride ja infektsiooni üldise leviku ... -
Clinical mastitis in Estonia: diagnosis, treatment efficacy and antimicrobial resistance of pathogens in Estonia
(Eesti Maaülikool, 2014)Mastitis is a most common bovine disease, causing a large economic impact on dairy industry, due to increased treatment cost, decreased milk quality and unnecessary culling of dairy cows. The primary objective of present ... -
Comparative Morphology of European Elk and Cattle Pelves From the Perspective of Calving
(Eesti Maaülikool, 2014)According to the anatomical literature, the osseous pelvis demarcates the pelvic cavity by the paired iliac, ischial, and pubic bones, as well as by the single sacral bone, as well as the first coccygeal vertebra. The ... -
Diagnosis, Epidemiology and Control of Bovine Coccidioses in Estonia
(Eesti Maaülikool, 2009)Koktsiidid on ainuraksed parasiidid, kes tabandavad paljude imetajate soolerakke. Kõige tähtsamad veistel parasiteerivad koktsiidiliigid kuuluvad perekondadesse Eimeria ja Cryptosporidium. Need parasiidid põhjustavad ... -
Effect of crude glycerol feeding on feed intake, lactational performance and metabolic status of dairy cows
(Eesti Maaülikool, 2014)Nowadays, the majority of glycerol, used as an essential primary good for the pharmaceutical, cosmetic, food and other industries, is becoming available as a byproduct from biodiesel manufacture. The rapid growth of the ... -
Effect of Milk Protein Composition and Genetic Polymorphism on Milk Rennet Coagulation Properties
(Eesti Maaülikool, 2008)Piimal, millest valmistatakse juustu, peavad lisaks muudele kvaliteedinäitajatele olema head laapumisomadused (lühike laapumisaeg ja tugev kalgend), sest halvasti kalgenduvast piimast ei lähe osa kaseiini juustu koostisse, ... -
Epidemiology, impact on herd health and control of bovine herpesvirus 1 in Estonian dairy cattle herds
(Eesti Maaülikool, 2012)The objective of the present doctoral thesis was to assess the herd-level and within-herd prevalence of bovine herpesvirus 1 (BHV-1) infection in Estonian dairy cattle and estimate the sensitivity and specificity of the ... -
Expression of BMP and Pax Proteins in the Central Nervous System of Human and Rat Embryos at Early Stages of Development
(Eesti Maaülikool, 2017)The roles of BMP and Pax in the embryonic development have been extensively studied in recent years and the formation of the neural tube is usually described as a self-evident process, but formation of nervous system in ... -
Genetic and modelling aspects of milk coagulation properties in dairy cattle
(Eesti Maaülikool, 2013)Milk coagulation properties (milk coagulation time and curd firmness) are of great importance for the cheese industry because of their influence on cheese outcome and quality. This thesis focuses on possibilities for the ... -
Insulin resistance in dairy cows in reference to breed, body condition and milk yield
(Eesti Maaülikool, 2012)Pancreatic insulin secretion and tissues resistance to insulin are considered to be essential factors controlling glucose and lipid metabolism post partum. In addition to genetic factors, body condition affects the development ... -
Invasive non-indigenous crayfish species as a threat to the noble crayfish (Astacus astacus L.) populations in Estonia
(Eesti Maaülikool, 2018)Once abundant, indigenous noble crayfish stocks in Europe have suffered from a long-term population decline due to the spread of North-American crayfish species. They are latent carriers of the crayfish plague agent ... -
Lactose Clustering and Crystallisation - Experimental Investigation of Pure Solution and Ricotta Cheese Whey
(Eesti Maaülikool, 2017)Crystallisation is the main process in lactose production technology. It consists of several steps including formation of primary clusters of molecules, nucleation, growth of nuclei, and further formation of crystals. The ... -
Management and animal effects on the behaviour of lactating dairy buffaloes (Bubalus bubalis) and cows (Bos taurus) when entering the milking parlour
(Eesti Maaülikool, 2016)Dairy cows entrance order to the milking parlour is quite stable, but less is known the reasons influencing it. Buffaloes are difficult to milk, means to improve their ease of milking are of importance. Studies on the ... -
Marker-based Genetic Characterization of the Estonian Dairy Cattle Breeds
(Eesti Maaülikool, 2012)There are three dairy cattle breeds in Estonia that differ in their demographic history, phenotypic characteristics and current census sizes. The aim of the study was to characterize these breeds on the basis of genetic ... -
Model System for Monitoring the Resources of Animal By-products in Estonian Meat Industry and Elaboration of an Integrated Method for Protein Extraction
(Eesti Maaülikool, 2016)This study offers new knowledge concerning key ABP processing issues in the Estonian meat industry. Three specific topics are elaborated herein: a) a model of a monitoring system that makes it possible to assess the value ... -
Molecular Composition of The Contractile Apparatus of Skeletal Muscle of Akhal-Teke Horses - According to Age, Gender and Geneteic Background
(Eesti Maaülikool, 2014)1.The gluteus medius muscle of Akhal-Teke horses consists of a relatively high percentage of MyHC I and IIa isoforms, which together compose about 50% of MyHC. These are the main isoform types in the muscle fi bres with ...