nucleotiden biosynthese Flashcards

1
Q

methotrexaat

A

DHFR inhibitor humaan (direct + indirect)
gebruik: antikanker , RA
ADR: antikanker algemeen

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2
Q

raltitrexed

A

MTX analoog
directe inhibitor thydidylaat synthetase plaats van cofactor innemen

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3
Q

diaminopyrimidine
bv. pyrimethamine, trimethoprim

A

DHFR inhibitor parasitair (direct)
anti malaria of anti bacterieel (UTI, G- enterobact)

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4
Q

cycloguanil, proguanil

A

verborgen diaminopyrimidines
anti malaria

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5
Q

sulfonamides
bv/ sulfacetamide, sulfaleen

A

dihydropteroinezuursynthetase inhibitor bacterieel
breed spectrum AB
ADR: minder veilig door allergische reactie metaboliet (N-acetyl), nierschade door uitkristallisatie

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6
Q

dapsone

A

sulfonamide derivaat (gelijkaardige werking)
bij lepra (TOXISCH)

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7
Q

uracil derivaten
bv. 5 fluoro uracil

A

prodrug (omzetting tot desoxyribosemonofosfaat)
thymidilaat synthetase inhibitor (plaats van substraat innemen)
gebruik: antikanker
ADR: antikanker

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8
Q

capecitabine

A

prodrug van 5 FU = oraal BB
thymidylaat synthetase inhibitor

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9
Q

6 MP

A

purine analoog -> carbonyl = S geworden
prodrug (omzetting tot ribose5 monofosfaat)
inhibitie PRPP glutamylamidotransferase
negatieve FB inhibitie van IMP DH + adenylosuccinaatsynthetase
antikanker gebruik + ADR

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10
Q

azathioprine

A

prodrug van 6 MP (werkingsduur verlengd)
omzetting tot actief via SNAr
auto immuunziekte en transplantafstoting

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11
Q

ribavirine

A

antiviraal
monofosfaat inhibitor van IMP DH
RSV infectie

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12
Q
A
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