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		<rdfs:label>bunky NK</rdfs:label>
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		<property:Has_comment rdf:datatype="http://www.w3.org/2001/XMLSchema#string">Ide o bunky nešpecifickej (prirodzenej) imunity, ktoré sú schopné rozpoznať a zlikvidovať hlavne nádorovo zmenené bunky alebo bunky infikované vírusmi. Pochádzajú z lymfoidnej vetvy, z morfologického hľadiska patria medzi veľké granulárne lymfocyty (LGL) avšak nemajú antigén špecifické receptory (nenesú receptor TCR). Majú však svoje špecifické receptory. Ich charakteristickým povrchovým znakom je prítomnosť predovšetkým CD56. NK bunky sú schopné identifikovať abnormálne bunkové elementy. Jedným z kritérií, ktoré NK bunky hodnotia svojimi receptormi, je expresia molekúl HLA I. triedy. Tie sú fyziologicky prítomné na všetkých jadrových bunkách tela. NK bunky sa aktivujú vtedy, ak HLA molekuly v membráne cieľovej bunky chýbajú alebo sú prítomné v zníženom množstve (napr. aj na povrchu vírusom infikovaných buniek). Cieľové bunky sú potom zlikvidované buď prostredníctvom perforínov, ktoré vytvoria otvory do cytoplazmatickej membrány, alebo je NK bunkami indukovaná apoptóza cieľovej bunky. Na aktiváciu NK buniek sa vyžaduje pôsobenie cytokínov, hlavne interferónov, IL-2, IL-12. Aktivované NK bunky sa označujú ako LAK bunky.</property:Has_comment>
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		<property:Is_taken_from rdf:datatype="http://www.w3.org/2001/XMLSchema#string">PODĽA: Neuschlová, M. – Nováková, E. – Kompaníková, J.: Abeceda imunológie – terminologický slovník. Martin: Univerzita Komenského v Bratislave Jesseniova lekárska fakulta v Martine 2016.</property:Is_taken_from>
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		<rdfs:label>bunky LAK</rdfs:label>
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		<rdfs:label>NK bunky</rdfs:label>
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		<rdfs:label>prirodzené zabíjačské bunky</rdfs:label>
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