Immunoglobulins- Structure, functions and characteristics

IgG, IgA, IgM, IgD, IgE
Y shaped
classified on the basis of heavy chains
Composed of 2 H and 2 L chains
each chain has constant and variables regions
2 fragments- Fab and Fc
cleavage by Papain and pepsin
IgG
Secondary immune response
Opsonizes bacteria
fixes complement
Neutralizes bacterial toxins and viruses
Crosses the placenta
IgA
Prevent attachment of bacteria and viruses to mucous membrane
two types serum IgA and secretory IgA
Present in Saliva, tear, colostrum, milk
IgM
Primary immune response
Fixes complements
Ag receptor on the surface of B cells
IgD
Ag receptor on the surface of B cells
IgE
Mediates immediate hypersensitive
Defends against worm and helminthic infections

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Easily understand the concept

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[@javaria6844]

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Lots of love and respect from Pakistan 🇵🇰

[@divyakuratkar9655]

Thank you sir, for the lecture of immunoglobulins ... Sir as your all lecture are completely understandable, Can you please add some more video lecture, on pathways of complement system of immunology .

[@mohanapriya8780]

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[@winnerwinn6811]

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Ur way of teaching and content is excellent

[@kainiarthikainiarthi9091]

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[@016arunyadav7]

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[@Rajesh_Jambhulkar]

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🙇🏻♥️

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[@standardtecho8893]

Sir , I Don't know how to THANK YOU for this EXCELLENT VIDEO

[@JackenHegar]

Great. Very informative.

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[@jyotikomal9398]

i am really grateful to you... thank you sir it's life saving 🙏

[@deepakpradhan1061]

Thank you so much sir ..this is wonderfull explanation

[@Biomeducated]

Excellent overview! Good video to explain this!
Have you heard about heavy-chain only antibodies? Typically (and only) found in camelids and some sharks... a technology called nanobodies is based on them. I made an intro video on that in case your interested. Keep educating biochemistry, my friend!

[@Rajesh_Jambhulkar]

Thanks for information

[@sajadwani4508]

Sir, what is diffrence between hypervariable regions and CDR's?

[@debasmitde8801]

@@sajadwani4508 both same...CDR MENAs complementary determining region.

[@damansodhi9114]

Very nicely explained thankyou so much sir

[@meenakshimeenu793]

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[@medico_at_brd]

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[@adeshpalsingh7912]

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[@aravindshanmugam80]

Thank you very much sir...i understand very well...😄

[@priyankadebsharmapriyankad5945]

Thank you sir

[@vishwanathsahukar1380]

Amazing explanation🎉

[@ramyagubba6779]

Excellent sir 👍

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Best Teacher ❤

[@primecoremedicos]

Thanks for these superb videos sir

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Again thank you very much

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verry nice sir

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Thankyou so much sir. V Help Full

[@heartspeak2137]

Thankyou so much sir this video

[@medicolover9772]

Very easily understand sir 😌.. thank u sir

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Thank you so much sir For such type of easily understandable videos ❤

[@sushreetanuja7970]

Sir.. please..give..a.. lecture on Histocompatibility complexes

[@alieaahafudh6029]

Thank you very much, Doctor. Very wonderful explanation. Good luck. Can you name the reference

[@komalgautammbbs]

Lippincott

[@user-uf1xe9fp2j]

Thank you so much sir 🙏

[@Barbellift]

so nicely taught .u r awesome.

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[@vivianokonkwo1466]

Very nice video. Thank you sir

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god bless this man

[@29-adityajayswal72]

Thanks sir

[@ritu3597]

Hello sir .. sir please could you upload a video on competencies of biochemistry

[@rajapanda1645]

Thank You Sir ❤

[@Huzaifa_farooq_18]

Bsc nursing student here ❤️

[@amirss9117]

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[@muv871]

Thankyou somuch sir

[@rutvithekdi8891]

Thank u sir😇

[@nibedita7445]

So informative sir👌👌

[@srirambhardwaj2343]

Thank.you.so.much.sir.

[@akshatchoksi9423]

Sir, no offense, you teach great 👍 but the structure of immunoglobulin in the start is wrong, light chain are present inside to heavy chains and are connected to eqch other by a single disulfide bond on each side hope you edit the video 🙏

[@pankajahlawat2002]

First check Harper 😅😅

[@sahilAMC]

Dr your affort need bharat rattana award

[@manyamuraly880]

Sir, how can we score Mark in microbiology please give over view video

[@kavyaskoliwad2586]

Thank u so much

[@priyankajadav3383]

Can u explain fatty liver and disorders of plasma lipoproteins ?

[@mohammadjanjan5975]

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[@Dr.akashgayke]

Nice video sir...👌

[@kundankumarsingh5737]

Superb sir

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Thanks sir if you are convenient plz make video on structure of proteins

[@Rajesh_Jambhulkar]

Uploaded

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Superb sir 👌

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Sir please make a video on diabetes topic

[@rakshithrakshith5821]

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Love from Mysore Rakshith 100 Jsp

[@sajadwani4508]

Please upload a detailed video on CDR's

[@sarathms8536]

Tank you sir

[@raisaraisa8212]

👍👍

[@bhupinderkaur3455]

Thnku so much Sir 😊

[@novaturientmedico9293]

Love from Pakistan 💞💞💞

[@ajaymanimaurya]

Thank you so much sir for this amazing lecture on Immunoglobulins , we are also following Harper's text book😍, a small request sir try to remove that water mark and keep your own water mark 😍

[@youngminds3178]

Thanks sir 😊

[@aribaalmas2833]

Sir blood clotting ka lecture missing hai?? Kindly agr blood clotting chapter of Satya extrinsic intrinsic pathway k lecture hai to uska link yahan reply mn mention kr den ..??

[@aaishaparveen2263]

Sir please give us notes also it can help more

[@souravmohanty1200]

Thanks sir 🙏🇮🇳

[@Selph_Improve]

sir please bata de apna na pura table immunoglobin ka kasa yaad kiya ha..........itni achi memory ha apki humhe bhi bata de kasa ratta marna ha

[@ANSHU-bd6xs]

Thank u sir❤️👌

[@akshayanivasini.r.r7262]

Tqsm Sir 🙏...what are the other possible qus for univ xam from immunology sir ..

[@DrGeetaMunda]

Sir can you please released MHC class1 and 2

[@PradipDas-be5zb]

🤩🤩🤩

[@ZebaKhan8419]

explain clearly

[@just_ayahuasca]

Sir Structure of IgM is looking somewhat different here....is it precise sir....plz reply

[@biologybyazamkhan6149]

czcams.com/video/4RGXrzWdaQg/video.html plz watch vidios on immunuglobulin

[@exploringlife5653]

6:52 complementarity determining region. Spelling is wrong

[@SS-lr6uk]

Ty sir

[@harshjain2112]

Very very important (4×) 😂😂

[@016arunyadav7]

❤️❤️❤️❤️

[@primecoremedicos]

Sir Ig M ka structure thik nhi lag rha!!
Aapne light chains ko j chain se connect kr diya?
Please reply me sir !!

[@soniyatalekar6985]

Yaa IgM structure is different in this video

[@biologybyazamkhan6149]

czcams.com/video/4RGXrzWdaQg/video.html immunology

[@altamashkhan968]

Bsc biochemistry examination me pucha jata hai