T cells hi eng nge ni? Kan taksa inven dan hi i zir belh zel ang u!

Kan taksa chhungah hian natna do turin sipai tenau tak, mahse thiltithei tak tak kan nei tih i ngaihtuah ngai em? T cells hi he sipai pawl bik, kan hriat lohva virus leh bacteria ang chi hmelma lakah min vengtu a ni. Hengte hi kan taksaah hian pasaltha te tak te ang mai an ni tak zet a ni. Vawiin hian heng mi huaisen te te hi a awlsam zawngin sawi ila.

T cells hi eng nge ni tak tak?

A awlsam zawngin sawi ila, T cell hi kan thisena thisen var chi khat a ni. Damdawi lam hawi chuan lymphocyte an ti a. Hêng cell, lymphocyte tia kohte hian kan taksa chakna (immune system) -ah hmun pawimawh tak an chang a ni . Immune system hi kan taksaa lut hrik, virus, bacteria leh fungi te dotu defence system a ni. Chu mai ni lovin, he system hian taksa tana chhiatna thlen thei thil, cancer cell ang chite tihchhiat tumin hna a thawk bawk.

Kan lymphocyte army-ah hian sipai chi hnih lian tak an awm a. T cell leh B cell te an ni . An thawhhona chuan min venghim a ni.

• B cells: Heng cell te hian protein bik an siam a, chu chu antibodies an ti a. Heng antibodies te hian kal a, natna hrik te chu an tichhia a ni.
• T cells: Hengte hian hna an thawk dan a inang lo deuh. T cells hi keimahni cell hrik kai tawhte hnenah a kal nghal a, cancer cell ang chi thil a tichhia a ni. Tin, immune system-a cell dangte hnenah signal an thawn bawk a, "Hetiang hian kan beih tur a ni," tiin an hrilh bawk.

T cell chi hrang hrang lian ber ber a awm em?

Ni e, T cell hi group lian pahnih a awm a. Sipai pakhatin attack force leh commanding officer a neih ang bawkin. Tute nge an nih i en ang u.

Heng chi lian pahnih bakah hian regulatory T cells pawh a awm bawk . An hna chu insual a zawh hunah emaw, a tul hunah emaw T cell dangte hnathawh dan thunun hi a ni. Hei hi a pawimawh hle a, a chhan chu chutiang a nih loh chuan kan T cell te hian kan cell hrisel te hi an rawn bei thei a ni.

Engtin nge heng T cell te hian hna an thawh?

T cells hi adaptive immune system-a tel an ni. "Smart defense system" hmasawn tak angin ngaihtuah rawh. Hmelma zawngin an awm reng a ni. Hmelma an hriat chian hnu chuan chu hmêlma chu beihpui thlakna bik an nei ta a ni.

Immune system hian hmêlma a hriat chuan chu hmêlma tichhe thei T cell bik chu a hmu a, chu chu thiltih tûrin a ko ta a ni. Chu T cell chuan a copy sang tam tak a siam ta a ni. He indona zawmtu T cell te hi effector cell an ti a . Heng effector cells te hi hmelma tichhetu leh natna laka min vengtu an ni.

T cells hian insual a zawh hnuah pawh min venghim a ni. T cell thenkhat chu trigger cell ni lovin memory cell an lo ni ta a ni . Heng memory cell te hian an indo lo. Chu ai chuan hmêlma chanchin chipchiar tak chu an hre reng zawk a ni. Hmelma ang chiah kha taksaah a lo kir leh a nih chuan heng memory cells te hian immune system chuan rang takin a hre thei a, ruahmanna hlui ang bawk khan attack a tichhuak thei a ni.

Engtin nge T cell chu a activate theih?

T cell chu a kal a, a bei mai mai lo. Activate hmasak a ngai a ni. Chutiang tur chuan step engemaw zat a awm.

1. Pakhatnaah chuan, antigen-presenting cell (APC) an tih cell bik chuan hmelma (entir nan, virus chi khat) awmna finfiahna a zawng a, chu chu major histocompatibility complex (MHC) an tih structure-ah a dah a ni. Hei hi police-in rukru thlalak lak a, billboard-a dah ang mai a ni. T cells hian hmelma chu direct-in an hre thei lo va, he MHC-a an rawn present hian an hre thei chauh a ni.

2. A dawtah chuan T cell chu a rawn lut a, he MHC hi a binding ta a ni. Mahse T cell zawng zawng hian MHC tin hi an binding thei vek lo. Killer T cells (CD8+) te hi type I MHC ah chauh an inzawm thei. Helper T cells (CD4+) te hian type II MHC chauh an inzawm thei a ni. Chabi leh lock match ang mai a ni.

3. Hetianga engkim a align chuan T cell chu a thawk chhuak ta a ni. Chutah chuan indonaah a lut ta a ni. He alignment hi a pawimawh hle a, a chhan chu chu hmelma tana T cell dik tak chu indonaah a kal theih nan a enkawl a ni.

Kan taksaah hian khawiah nge T cell siam chhuah leh awm?

T cells te nun kawng hi zinkawng tlemte ang mai a ni. Chu zinkawng stage hrang hrangah chuan hmun hrang hrangah an awm a.

• Pianna hmun - Bone marrow: Kan ruh chhunga tissue nem tak, bone marrow an tih hi T cells lo pian hmasakna hmun a ni. Thisen cell zawng zawng ang bawkin T cell te hi hematopoietic stem cell angin an intan a .
• Training School - Thymus: Chumi hnuah chuan heng T cell puitling lo (thymocytes an tih) te hi kan rilru lai tak chunglam organ pakhat thymus-ah an kal a, training an nei thin. Thymus hi T cells te tan "military training school" ang mai a ni. Hetah hian MHC nen an inzawm tha thei em tih leh kan cell hrisel tak takte pawh an bei thei lo em tih enfiah an ni. Hei hi an "identity card" - CD4 emaw CD8 emaw an dawnna hmun pawh a ni. Heng test zawng zawng pass vek T cells chauh hi an chhuak thin.
• Fields of Duty - Lymphatic Tissue leh Thisen: Chumi hnuah chuan T cells training tha tak takte chu kan lymph system, spleen, tonsils, leh lymph nodes-ah te an kal a. Ṭhenkhat chu thisenah an inher bawk. Hetah hian an thu a, thiltih tura kohna an nghak a ni.

Eng natna leh dinhmun nge T cells hi a nghawng?

T cell hnathawh tichhe thei natna chi hrang hrang a awm a. Hengte hi autoimmune diseases leh immunodeficiency disorders tiin kan thliar hrang thei ber a ni . Autoimmune natnaah chuan immune system hian kan cell hrisel tak takte hi a rawn bei sual a ni. Immunodeficiency natna hi immune system chak lohna a ni.

T cells tichhe thei dinhmun thenkhat chu:

• Acute lymphocytic leukemia: Cancer chi khat, thisen leh ruhro atanga intan.
• Puitling Hodgkin lymphoma natna: 1.1.Thisen cancer chi khat, lymphatic system atanga intan.
• T-cell lymphomas: T cell atanga intan cancer.
• HIV (Human Immunodeficiency Virus): He virus hian kan helper T cells (CD4+ T cells) te a bei ber a ni. Hei hian immune system command center a tichhia thei a, AIDS a thlen thei a ni.
• DiGeorge syndrome: Taksain T cell hrisel tak tak a siam chhuah theih lohna tur genetic condition a ni.
• Severe combined immunodeficiency (SCID): T cells lama harsatna avanga immune system chak lo tak, genetic diseases hmuh tur awm lo pawl a ni.

T cell awm zat pangngai chu engzat nge ni tur?

Puitling hrisel takah chuan T cells awm zat pangngai chu:

• CD4 (helper T cells) zat: Cubic millimeter khatah cell 500 - 1,200 inkar a ni.
• CD8 (killer T cells) zat: Cubic millimeter khatah cell 150 - 1,000 inkar a ni.

Mahse, heng value te hi i thisen test titu lab a zirin a danglam deuh thei. Chuvangin , i report-a value awmte chungchang dik ber hriat theih nan i doctor nen inbiakna neih a tha ber.

T cell tlahniam tih hian eng nge a awmzia?

T cell count hniam chuan immune system a chak lo tihna a ni. Chumi awmzia chu natna hrik i kai awlsam zawk tihna a ni. T cell count hniam vang hian chhan hrang hrang a awm thei. Entirnan, pian tirh atanga lo awm genetic natna te, a hnu lama kan neih te, HIV ang chi emaw, damdawi thenkhat (cancer enkawlna ang chi) te pawhin T cell count a ti hniam thei bawk.

T cells tihpun hi eng nge a awmzia?

T cells overproduction hi a awm lo hle. A tlangpuiin taksaa natna hrik do turin immune system-in T cell a siam tam lutuk hian a thleng thin. Cancer chi thenkhat chuan T cells a tipung thei bawk.

Engtin nge kan T cell chakna hi kan tihpun theih ang?

T-cells tihchakna tur damdawi emaw enkawlna bik emaw a awm a, mahse damdawi lam enkawlna hnuaiah chauh ei tur a ni. An chungchang hi i doctor nen sawiho rawh. Mahse, a tlangpuiin kan taksa hriselna (immune system) chak taka awm reng turin kan tih theih tam tak a awm bawk. A chang chuan kan T-cells te venhimna tha ber chu hnathawh tam lutuk loh hi a ni. Chu chu a theih ang anga hrik laka inthiarfihlim a, i taksa enkawl that tihna a ni.

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