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7/23/2019 Prak Histo-sistem Imunitas
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SISTEM IMUNITAS
RIRIN FITRI 160110130079
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PENDAHULUAN
• Sistem imunitas dalam tuu! !e"an ataumanusia a#an melindun$i da%ima#%&m&le#ul asin$ 'an$ masu# tuu!(
• Sistem imunitas meli)uti &%$an l'm*&id+t'mus, lien, t&nsilla, dan n&dusl'm)!ati-us., /a%in$an lim*&id 'an$ tida#te%masu# &%$an lim*&id, lim*&sit dalamda%a! dan lim*e, dan selu%u! )&)ulasilim*&sit dan )lasmasit 'an$ te%sea% disemua /a%in$an )en$i#at dan e)itel(
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• Lim*&sit mem)un'ai #emam)uan untu#
men$enal ma#%&m&le#ul )ada i%us, a#te%i,dan )ada )e%mu#aan selsel lain 'an$ asin$a$i tuu! se%ta mam)u men$ada#an %ea#simem)e%ta!an#an se-a%a #!as +reaksi imun.(
• Se$ala a!an 'an$ memili#i #&n2$u%asi)e%mu#aan 'an$ mam)u menimul#an%ea#si imun diseut antigen.
•
P%&tein e%entu# sea$ai *%a#si $l&ulindalam )lasma da%a! diseutantibody/immunoglobulin.
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ARA MEN4IN5IRANANTI5EN
1( Rea#si Imun&l&$is Selule% +ellMediated Immun&l&$i-al Res)&nse.
( Rea#si Imun&l&$is Hum&%al
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IMMUN85L8ULIN
1( I$ M → e%)e%an s$ %ese)t&% )e%mu#aan sel :dise#%esi )d ta!a) a"al %es)&ns sel )lasma
( I$ 5 → I$ te%an'a# di da%a!, di)%&du#si /i#a
tuu! e%es)&ns t!d anti$en '$ sama
I$ M : I$5 e%)e%an /i#a t/d inasi a#te%i : i%us
se%ta a#tiasi #&m)lemen
3( I$ E → melindun$i tuu! d% in*e#si )a%asit : m%)
mediat&% )d %ea#si ale%$i; mele)as#an !istamin
da%i as&2l : sel mast
<( I$ A → ditemu#an )d se#%esi sistem )e%n-e%naan,
)e%na)asan, : )e%#emi!an +-t!= )d ai%mata :
ASI.
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LIMF8SIT
L I M F 8 S I T T
• S e l ' a n $ t e l a ! d i ) e % s i a ) # a n d i a " a ! ) e n $ a % u ! t ! ' m u s u n t u # e % u a ! m e n / a d i l i m * & s i t s i t & t & # s i s s e a $ a i % e a # s i t e % ! a d a ) a n t i $ e n ' a n $ # e a n ' a # a n t i d a # s ) e s i 2 # (
L I M F 8 S I T 9
• S e l i n i d i a " a ! ) e n $ a % u ! s e u a ! & % $ a n ' a n $ e l u m d i # e t a ! u i ) a d a m a m a l i a , t e t a ) i ) a d a u % u n $ d i ) e n $ a % u ! i 9 u % s a F a % i - u s s u a t u
d i 0 e % t i - u l u m s e ) e % t i a ) ) e n d i ? d i - l & a - a , a # a n m a m ) u m e m u a t d a n m e l e ) a s # a n a n t i & d ' ' a n $ s ) e s i 2 #
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@ARIN5AN LIMF8ID
JaringanLimfoidPrimer/Sent
rale%*un$si sea$ai tem)atdi*e%ensiasi lim*&sit 'an$
e%asal da%i /a%in$anm'el&id(
Te%da)at dua /a%in$an lim*&id
)%ime%, 'aitu #elen/a%t!'mus 'an$ me%u)a#andi*e%ensiasi lim*&sit T dan
sumsum tulan$ 'an$me%u)a#an di*e%ensiasi
lim*&sit
JaringanLimfoidPerifer/Seku
ndere%*un$si sea$ai tem)atmenam)un$ selsel lim*&sit
'an$ tela! men$alamidi*e%ensiasi dalam /a%in$an
sent%al
@a%in$an lim*&id 'an$
te%da)at dalam tuu!sea$ian esa% te%$&l&n$dalam /a%in$an ini,-&nt&!n'a n&dus
l'm)!ati-us, lim*a dant&nsilla
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PEREDAAN 8R5AN LIMF8IDPRIMER DAN SEUNDER
ORGAN LIMFOID PRIMER ORGAN LIMFOIDSEKNDER
Te%entu# )e%tama dane%asal da%i sel indu#
Te%entu# #emudian dane%asal da%i sel lim*&id 'an$
tela! men$alami di*e%ensiasidalam &%$an lim*&id )%ime%
Lim*&)&iesisn'a san$at a#ti*dan tida# te%$antun$ da%iadan'a anti$en
Lim*&)&iesisn'a san$atlamat dan te%$antun$adan'a anti$en
Re)&)ulasin'a sesuda! %adiasidan meme%lu#an selsel indu#
Re)&)ulasi dila#sana#an &le!lim*&sit tan)a sel indu#
Pen$an$#atan &%$an lim*&id)%ime% seelume%#eman$n'a sel lim*&id
a#an menimul#an #elainan%ea#si imun&l&$is