Antigenic
Definition
Relating to antigens or possessing the property to act as an antigen; characterized by the capacity to stimulate a specific immune response. In modern virology, it describes viral genetic mutations (such as antigenic drift or shift) allowing pathogens to evade host antibodies.
Bilingual Equivalents
- Antigenic
- Immunogenic
Grammatical & Source Details
| Inflection Type | Variable adjective adjusting systematically across standard gender and plural morphosyntactic limits. |
| Formation | Formed from the core medical root 'antigen' combined with the productive relational suffix '-ic'. |
| Spelling / Pronunciation | [an.ti.d͡ʒe.ˈnik] |
| Source | Lexicon of Molecular Virology, Immunological Typing, and Structural Pathology |
Contextual Usage Examples
RO: Virusul gripal prezintă o derivă antigenică anuală, motiv pentru care este necesară actualizarea vaccinului.
EN: The influenza virus exhibits an annual antigenic drift, which is why updating the vaccine is required.
RO: Structura antigenică a noii tulpini bacteriene a fost cartografiată complet de cercetătorii din laborator.
EN: The antigenic structure of the new bacterial strain was fully mapped by the laboratory researchers.
RO: Un determinism antigenic stabil permite sistemului imunitar să păstreze o memorie protectoare pe termen lung.
EN: A stable antigenic determinism allows the immune system to retain a long-term protective memory.
Idioms & Phrases
Derivă antigenică / Antigenic drift
RO: Mutație genetică minoră și treptată a unui virus, care duce la modificarea proteinelor de suprafață și eludarea imunității anterioare.
EN: A minor and gradual genetic mutation of a virus leading to changes in surface proteins and evasion of prior immunity.
Structură antigenică / Antigenic structure / makeup
RO: Configurația spațială moleculară a siturilor de legare de pe un patogen, definitorie pentru recunoașterea sa de către anticorpi.
EN: The spatial molecular configuration of binding sites on a pathogen, definitive for its recognition by antibodies.
Schimbare antigenică / Antigenic shift
RO: Proces brusc și major de reasortare genetică între tulpini virale diferite, capabil să declanșeze o pandemie globală.
EN: An abrupt and major process of genetic reassortment between different viral strains, capable of triggering a global pandemic.
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