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  • Founded in titles: 20
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HLA complex and its significance in biology and medicine

Author: Milan Buc

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Histocompatibility molecules are genetically determined proteins present in membranes of all nucleated cells. They form a unique system for which the term “Major Histocompatibility Complex (MHC)” was coined. Each vertebrate species is characterised by its own MHC; that of humans has an abbreviation HLA. This acronym is derived from the words: “human leucocyte antigens” as its fist molecules were discovered in membranes of leucocytes.

HLA kompex a jeho biologický a medicínsky význam

Author: Milan Buc

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Histokompatibilné molekuly sú geneticky determinované proteíny, ktorá sa nachádzajú v membránach všetkých jadrových buniek. Vytvárajú ucelený systém, ktorý sa označuje ako hlavný histokompatibilný komplex (MHC – Major Histocompatibility Complex). Každý živočíšny druh má svoj MHC; u ľudí sa označuje skratkou HLA. Táto vznikla z prvých písmen označenia “Human leucocyte antigens” pretože prvé jeho molekuly boli objavené na leukocytoch.

 

Practicals in Immunology No.6: Methods used in Transplantation Immunology (HLA-Typing)

Author: Ivana Shawkatová

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Presentation provides basic information on the HLA-complex and transplantation immunology, with focus on kidney and haematopoetic stem cell transplantations. Most important HLA-typing methods are explained as well as other techniques used in donor-recipient pair selection.           

Physiology of Cardiovascular system 2

Author: Július Hodosy

ECG description, basic pathological findings, step to step description of ECG. 

ENDOCRINE SYSTEM - part I

Author: Zora Haviarová

Endocryne system of the human body.

Decription of the endocrine system - part I. The lecture for the 1st year medical students - Dentistry branch (English Programme): describes the role, structures of the system. Provides also the description of the thyroid and parathyroid glands, adrenals, endocrine part of pancreas and pituitary gland.

Physiology of central nervous system 6

Author: Daniela Ostatníková

 Physiology of speech and speech laterality.

Physiology of central nervous system 5

Author: Daniela Ostatníková

 Physiology of memory and learning, spatial learning, general intelligence

Physiology of central nervous system 4

Author: Daniela Ostatníková

Physiology of emotions, emotion intelligence, anger, fear, happiness.

Physiology of central nervous system 3

Author: Daniela Ostatníková

Physiology of higher brain fiunctions, cortical syndromes, sleep physiology.

Physiology of central nervous system 2

Author: Daniela Ostatníková

Sensory hierarchy of CNS, vision, hearing, pain perception. 

Physiology of central nervous system 1

Author: Daniela Ostatníková

 Ontogenesis and development of central nervous system.

The complent system and its biological significance

Author: Milan Buc

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Antibodies manage to protect us against germs principally by two ways: by enveloping their surfaces (opsonisation), what makes their engulfment and killing by phagocytes easier and more effective or by cell lysis. However, in this case, they need a help from the complement system.

Cardiovascular physiology - lymphatic system

Author: Jana Radošínska

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Lymphatic vessels (lymphatic capillaries, collecting vessels, collecting ducts), lymph (origin, composition, formation), lymph flow (intrinsic and extrinsic mechanism), lymphatic tissues and organs (lymph nodes, mucosa associated lymphoid tissue - MALT, spleen, thymus), functions of lymphatic system.

ENDOCRINE SYSTEM - part II

Author: Zora Haviarová

Continuation of the endocrine system description.

Endocrine system - part II. The lecture for the 1st year medical students - Dentistry branch (English programme) - continuation of the part I: describes regulatory role of hypothalamus, pineal gland, thymus, gonadal glands and also chromaffine cells system.

Clinical anatomy of the cardiovascular system

Author: Zora Haviarová

Describes the clinical antomy of the structures of the cardiovascular system: heart and vessels.

Clinical anatomy of the cardiovascular system- the lecture for the 4th year medical students (General Medicine branch), compulsory optional subject Clinical anatomy - summer semester. The lecture provides the description of the cardiovascular system structures from their clinical anatomical point of view.

Clinical anatomy of the lymphatic system

Author: Zora Haviarová

Clinical anatomy of the lymphatic system.

Clinical anatomy of the lymphatic system - the lecture for the 4th year medical students (General Medicine branch), compulsory optional subject Clinical anatomy. Provides the descriptom of the lymphatic system structures from the point of view of the clinical anatomy.

Komplementový systém a jeho biologický význam

Author: Milan Buc

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Protilátky nás pred mikroorganizmami chránia principiálne dvoma spôsobmi: obaľovaním ich povrchu (opsonizácia), čo uľahčuje ich pohltenie a usmrtenie fagocytmi, alebo ich lýzou. V tomto poslednom prípade však potrebujú pomoc zo strany komplementového systému. Tento tvorí viac ako 35 proteínov, ktoré produkuje najmä pečeň a makrofágy, čo umožňuje jeho aktiváciu kdekoľvek v organizme kde prebieha zápal. Zložky komplementu sú súčasťou proteínov plazmy a reprezentujú 10% z globulínovej frakcie.

Milestones of Immunology, Immune system - an overview, Antigen

Author: Milan Buc

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Common people perceive Immunology as a scientific branch that studies defence of an organism against germs, cancer cells, toxins etc. Nowadays, Immunology is defined a scientific branch that studies immunity, its cellular and molecular processes that proceed after a foreign substance, an antigen, enters our body. There are many notable personalities who contributed to its development. Let us mention only some of them – Louis Pasteur, Ilja Mecnikov, Jean Dausset and many, many others. They contributed to the fact that Immunology belongs to those scientific disciplines that develop the most intensively in recent years.

Foeto-maternal relationships. The immune system of newborns

Author: Milan Buc

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A success of pregnancy depends on a proper implantation and induction of immune tolerance. The immune system secures it by various mechanisms – special cells, cytokines, HLA molecules, peripheral tolerance take part in.

The immune system of the newborn has also its own specifics as it matures relatively long time till it reaches the same protective ability as characteristic for adults.

Míľniky vývoja imunológie. Imuntný systém - prehľad. Antigén

Author: Milan Buc

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Verejnosť vníma imunológiu ako vednú disciplínu, ktorá sa zaoberá štúdiom obranných mechanizmov proti mikroorganizmom, infekčným chorobám. Dnes však Imunológiu vnímame širšie, ako vednú disciplínu, ktorá študuje bunkové a molekulové procesy, ktoré sa odohrávajú v organizme človeka, či zvierat alebo rastlín po vniknutí akejkoľvek cudzej látky do tela. K rozvoju imunológie prispeli početné významné osobnosti, zmieňme sa len o takých velikánoch ako boli Louis Pasteur, Ilja Mečnikov, Jean Dausset a mnohí, mnohí ďalší; svedčia o tom Nobelove ceny, ktoré sa skoro každé 3 – 4 roky dostanú vedeckí pracovníci na poli imunológie. Táto skutočnosť je odrazom prudkého rozmachu tohto fascinujúceho vedného odboru a jeho veľkému významu pre biológiu a medicínu.

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Antigen presentation; T cell mediated immunity
.. pathway and presented molecules are class II HLA molecules. T cell, that recognise presented.. .. well as APC, B cell and other cell of the immune system, is regulated by regulatory T cells (Tregs)... ..keywords: presenting cells, HLA molecules, T cells and their..

Quantities and Units: New Definitions
.. International System of Units, SI, is used worldwide as the preferred..

Autoimunita - všeobecné základy
.. často sú to chronické stavy a patria k hlavným medicínskym problémom dnešných indu.. .. vlastnosťou imunitného systému je jeho schopnosť rozlíšiť vlastné molekuly buni.. .. peptidy, ktoré sa potom nadviažu do žliabku HLA-molekúl druhej triedy a celý komplex, t. j. H.. ..keywords: tolerancia, HLA-molekuly, T-lymfocyty, autoimunitné ..

Prezentácia antigénov
.. antigén (APC) a prezentačnými molekulami sú HLA-molekuly prvej triedy (endogénna dráha p.. .. ktorý sa viaže do žliabku vlastných molekúl hlavného histokompatibilného komplexu (HLA). Proces, .. ..keywords: antigénov, HLA, CD1, MR1,..

Autoimmunity and autoimmune disease
.. principal role of the immune system is to protect the organism from principally two.. .. major histocompatibility complex (MHC, i.e. the HLA complex in humans), and the function of MHC.. .. is a fundamental property of the normal immune system, and failure of self-tolerance results in immune..

Cytokines. PAMPs and PRRs
.. and differentiation of cells of the immune system. Moreover, cytokines influence functions of.. .. receptors. Instead, the innate immune system recognition of antigens is based on a much..

Practicals_Blood 4
.. description of immune system, types of leukocytes, blood..

Cytokíny, charakteristika, vlastnosti, klasifikácia
.. dorozumievaciu reč medzi bunkami imunitného systému ale aj inými bunkami. Ich reči rozumejú aj bu..

Neuroophthalmology - Diseases of the Optic Nerve and the Visual Pathways
.. and ophthalmology, often dealing with complex systemic diseases that have manifestations in the.. .. a neuro-ophthalmologist includes afferent visual system disorders (e.g. optic neuritis, optic..

Immunodeficiencies. AIDS
.. infects a variety of cells of the immune system, including CD4-expressing helper T cells,..

Multimediálna podpora výučby klinických a zdravotníckych odborov :: Portál LF UK v Bratislave, [online], [cit.19. 02. 2026]. Dostupný z WWW: http://portal.fmed.uniba.sk. ISSN 1337-9577. Version 2.2.0 [2021].

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