CaafimaadkaDaawo

Xasaanadda nonspecific oo gaar ah: farsamooyinka, ka duwan

Xasaanadda - eray in dadka intooda badan waa ku dhawaad sixir. Xaqiiqada ah in u shaqeeyo kasta waxay leedahay macluumaad hidde hanti kaliya isaga si, oo sidaas daraaddeed difaac cudurada qof kasta waa ka duwan yahay.

Sidaas waa maxay haddayan - habka difaaca jirka?

Dhab ahaantii, qof kasta oo yaqaana manhajka dugsiga ee biology, wuxuu ku saabsan yahay difaaca in - waa awooda jidhka uu iskaga difaaci karo ka qalaadaa oo dhan, oo la, iska caabin ah tallaabada of wakiilada xaasidnimo. Oo weliba, kuwa jidhka ka geli ka baxsan (bakteeriya, fayrus, iyo xubno kala duwan oo kiimiko ah), iyo kuwa loo sameeyay ee jirka, sida unugyada kansarka ama dhintay iyo waxyeelo. walax kasta oo in uu leeyahay macluumaadka hidde shisheeye, waa antigen ah oo la macno turjumay - "anti-hiddo". difaac gaar ah oo nonspecific waxaa la siiyaa hawlgalka isku dhafan oo isku dubaridan oo ka mid ah jirkooda ayaa masuul ka ah wax soo saarka ee walxaha gaar ah iyo unugyada in si dhakhso ah u aqoonsan karaa in uu jirka, iyo in - shisheeye, oo ku filan in ay ka jawaabaan duulaankii shisheeye.

Unugyada difaaca iyo doorka ay jidhka

habka difaaca hore aqoonsan antigen ah, ka dibna isku dayo in la dilo. Xaaladdan oo jirka ka soo saarta dhismeedka protein gaar ah - antibody. Waxay u istaag markii daama pathogene kasta. Unugyada difaaca - borotiin gaar ah (immunoglobulins), soo saaray leukocytes in ay uga takhalusi lahaayeen cudur halis - microbes, sunta, unugyada kansarka.

By jiritaanka unugyada, iyo hadal go'aamiyo tirada a, jidhka bini'aadamka cudurka ama ma, iyo haddii ay difaac ku filan (oo gaar ah iyo nonspecific) cudurka gaar ah. Helitaanka antibodies qaarkood in dhiigga, waxaa suurto gal ma aha oo kaliya inaan ka dhaansado gabagabo ku saabsan joogitaanka infection ama kansar, laakiin sidoo kale si loo ogaado in ay yihiin nooca. Waa on go'aaminta jiritaanka unugyada in hannaanka wareer ah cudurada gaarka ah baadhitaanada ogaanshaha iyo assays ku salaysan. Tusaale ahaan, marka saami dhiig ELISA waxaa ku qasmay antigen hore loo diyaariyey. Haddii ay jirto wax jawaab ah, waxaa loola jeedaa in unugyada difaaca jirka ee ay joogaan waayeen, sidaas daraaddeed, oo wuxuu isu wakiilka.

Kala duwan oo ka mid ah difaaca

In ay asal ahaan noocyada soo socda ee difaaca, oo gaar ah iyo non-gaar ah. Arintaan waa lagu dhasho iyo soo horjeeda wax kasta shisheeye.

difaac Nonspecific - xubno ka adag ilaaliya ee u shaqeeyo, taas oo, ee jeedo, kala qaybiyaa 4 nooc.

  1. By xubno farsamo (ku lug leh maqaarka iyo xabka xuubabka, baarkooda, waxaa hindhiso, qufac).
  2. kiimikada (dhididka acid, ilmada iyo candhuufta, dheecaan sanka).
  3. By arrimaha humoral wajiga ba'an caabuq (nidaamka complement ah, xinjirowga, lactoferrin iyo transferrin, interferons, lysozyme).
  4. Si aad gacanta (phagocytes, unugyada dilaaga dabiiciga ah).

difaac gaar ah waxaa loo yaqaan helay ama la qabsiga. Waxaa la faray ka dhanka ah walxaha shisheeye doortay oo u muuqato in laba nooc - ka humoral iyo gacanta.

difaac gaar ah iyo non-gaar ah, qaababka ay

Ka fikir, ka duwan midba midka kale labada nooc ee ilaalinta noolaha ee noolaha. hababka difaaca Non-gaar ah oo gaar ah ayaa la qaybiyey heerka uu cadaanyo ba'an iyo ficil. Isirrada difaac dabiici ah bilaabaan inay si degdeg ah loo ilaaliyo, sida ugu dhakhsaha badan pathogene u guskiisa maqaarka ama xabka, hana badbaadiyo, xusuusta reer dhexgalka la fayraska. Waxay ka shaqeeyaan markii dagaalka ee u shaqeeyo in cudurka oo dhan, laakiin aad u wax ku ool ah - in afartii maalmood ee ugu horreeya ka dib markii fayraska gala ka dibna tag inay ka shaqeeyaan habab of difaac gaar ah. The daafacyada ugu muhiimsan ee u shaqeeyo ka fayrusyada inta lagu jiro mudada of difaac non-gaar ah waa limfosaytis iyo interferon. unugyada dilaaga dabiiciga ah la ogaado oo loo burburiyo unugyada qaba cudurka by infection qoondeeyey cytotoxins. Sababta ugu danbeysay ee barnaamijkii dilka gacanta.

Tusaale ahaan waxaan ka fiirsan kartaa qaab hawleed ee interferon. Marka caabuq fayras, unugyada synthesize interferon iyo waxa ay sii daayaan galay bannaan oo u dhaxeeya unugyada, halkaas oo ay xidhana in receptors unugyada kale ee caafimaad. Ka dib markii ay is dhexgalka ee unugyada uchalichivaetsya Avv laba ensaymes synthetase cusub iyo protein, qaybta hore oo uu hakiyo ereygu wuxuu ahaa ee borotiinada viral, iyo kii labaad oo Cuskada shisheeye RNA. Sidaas darteed, qaar ka mid ah caqabad qolkii cudurada viral soo sameeyey unugyada uninfected.

difaac dabiici ah oo aan dabiici ahayn

habka difaaca la dhalin gaar ah oo aan si gaar ah u qaybsan yahay dabiici ah oo aan dabiici ahayn. Mid kasta oo iyaga ka mid ah waa firfircoon ama dadban. Dabiiciga ah helay hab dabiici ah. cudurka firfircoon Dabiiciga muuqda ka dib markii daaweyn. Tusaale ahaan, dadka ka soo gaaray belaayo, ma qaba daryeelka bukaanka. dadban Dabiiciga ah - colostral mandheerta, transovarial.

difaac Artificial la ogaado iyada oo sababtu tahay sal-galay shaqeeyo of sheyga la dhimay ama la dilay. Artificial firfircoon muuqan tallaalka ka dib. dadban Artificial helay isticmaalaya serum. Iyada oo u shaqeeyo firfircoon abuuraa antibodies oo keliya ay sabab u tahay cudur ama tallaalka firfircoon. Waa dheeraad ah oo deggan iyo muddo dheer ku haysa, jiri karaa sanado badan ama xataa uu nool yahay. difaaca dadban waa la gaari la isticmaalayo antibodies kiimikaysan soo bandhigay by tallaalka. Waa yar ballaaran, waxa ka shaqeeya dhowr saacadood ka dib markii maamulka unugyada ka dib markii muddo ka dhowr toddobaad inay bilood.

Gaarka ah iyo non-gaar kala duwan difaac

difaac Non-gaar ah waxaa loo yaqaan dabiiciga ah, hidaha. hantida Tani waa shaqeeyo ah oo la iska dhaxlo, by wakiilada ee noocyada this. Tusaale ahaan, waxaa jira difaac aadanaha si eey oo rat cudurkii. difaaca la dhalin waxaa daciifin kara cindiga ama gaajo. difaaca la dhalin waa la ogaaday by yahay ee monocytes, eosinophils, basophils, macrophages, neutrophils. arrimo difaac gaar ah oo nonspecific iyo muddada kala duwan. Gaar ah Cad 4 maalmood ka dib, ereygu wuxuu ahaa ee antibodies qaas ah iyo formation of T-limfosaytis. Marka waxaa loo firfircoonaan dhex formation of unugyada T- xusuusta iyo B-xasuusta difaaca for pathogene gaar ah. xusuusta difaaca waxaa loo kaydiyaa si joogto ah oo waa xudunta u ah tallaabo wax ku ool ah sare difaaca. Waxay ku salaysan tahay hanti ah ee awoodda tallaalada si looga hortago cudurada faafa.

difaac gaar ah waxaa loogu talagalay si loo ilaaliyo jidhka, kaas oo la abuuray inta lagu guda jiro horumarinta shaqeeyo oo gaar ah inta ay nolosha. Markii cabaar galay jidhka cudur qadar xad-dhaaf ah wareer ah waxaa la dhimay laga yaabaa, in kasta oo uu cudurku ku dhici lahaa foom fududee.

Waa maxay habka difaaca jirka ilmaha dhashay?

Waxaan ilmaha kaliya dhashay hore u jirta difaac nonspecific oo gaar ah, taas oo si tartiib ah u kordhiyaa leh maalin kasta marayay. Bilaha ugu horreeya ee nolosha waxaa ilmaha si ay u caawiyaan antibodies hooyooyinka, oo uu ka helay iyada ka dhex mandheerta, ka dibna si wadajir ah uu helo caanaha naaska. Tani difaaca dadban, ma aha mid u adkaysata oo ka ilaaliya ilmaha ilaa 6 bilood. Sidaa darteed, ilmo dhashay waa difaaca cudurada sida jadeecada, rubella, qandho iyo casaan, qaamo-qashiirka iyo kuwa kale.

Tartiib tartiib, iyo sidoo kale tallaalka, habka difaaca jirka ee ilmaha baran doonaan in ay soo saaraan unugyada iyo in ay iska caabin waxii jeermis ah ee iyaga u gaar ah, laakiin habka uu yahay mid dheer oo aad shakhsi. Aasaasidda kama dambaysta ah ee habka difaaca jirka ilmaha ayaa dhameystiraya da'da saddex. Ilmaha da'doodu ka yar tahay nidaamka difaaca jirka waxaa gebi ahaanba aan la aasaasay, sidaas darteed ilmaha ka weyn tahay qof qaan gaar ah ugu nugul yihiin bakteeriyada iyo fayraska ugu. Laakiin taasi macnaheedu ma aha in jidhku waa si buuxda u difaaci karin dhashay, isagu waa in ay iska caabin gardarrada badan oo faafa awoodaan.

Isla markiiba dhalashada ka dib ilmaha waxaa iyaga u jeeda oo si tartiib ah u barto in uu la noolaado, soo saaridda unugyada difaaca. Tartiib tartiib microbes gumeysato kid xiidmaha, kala galay waxtar leh si ay u caawiyaan dheefshiidka iyo kuwa xun, in aanu muuqan waayeen ilaa dheelitirka microflora jabay. Tusaale ahaan, microbes ku gumeysato xuubka ah bacaraarka iyo qumanka, ibid helo unugyada difaaca. Haddii lays jidhka cudurka horey antibodies ka soo hor jeedda, ama ma horumarinta cudurka, ama kordhiyay in hab fudud. On hantida this, jidhka ku salaysan talaalada ka hortag ah.

gunaanad

Waa in la xusuusnaado in xasaanadda nonspecific oo gaar ah - function hidde, in uu yahay, qof kasta ka dhigaysa in ay lagama maarmaan u ah arrimo dhowr ah difaaca kala duwan, iyo haddii ay tahay ku filan, dadka kale this mid ka mid ah - ma. Taa waxaa ka duwan, mid gebi ahaanba Bixin karaa in ugu yaraan loo baahan yahay, halka qof kale jidhka difaaca u baahan doontaa waxyaabo kale oo badan. Intaa waxaa dheer, dareen diidmo ka dhacda jidhka, waa kacsan filan, tan iyo markii shaqada ee nidaamka difaaca jirka - geeddi-socodka joogtada ah iyo ku xiran tahay kala duwan ee arrimaha gudaha iyo dibadda.

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