Maxam gilbert DNA sequencing method

This DNA sequencing lecture explains about the Maxam gilbert method of DNA sequencing or chemical DNA sequencing.
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Thank you for watching

Пікірлер: 263

  • @praveenvemuri
    @praveenvemuri7 жыл бұрын

    Its a good try, but there are few things which has to be dealt for better understanding like: 1. what chemicals are used specifically to cleave a certain nucleotide (G-DMS, A-Formic acid, C-Hydrazine+NaCl, T-Hydrazine) together with piperdine to cleave the phosphodiester bond of modified nucleotide 2. How to make single stranded DNA fragments (heat denaturation or using helicase) 3. Dimer formation are in combinations of A+G and C+T If a band in the DNA sequence appears in both the G-reaction and the G+A-reaction lanes, then that the nucleotide is a G. If a band in the DNA sequence appears only in the G+A-reaction lane, then it is an A. The same decision process works for the C-reaction and the C+T-reaction lanes. 4. What quantity of sample DNA is required for sequencing (if not sufficient, have to run PCR or do cloning to amplify) 5. What about the left part of DNA strand after cleavage (they cant be visualized, due to lack of isotope) 6. What percentage of gel is preferred (6% polyacrylamide gels are used, bcz they are too sensitive in differentiating the DNA bands with 1bp size)

  • @ProfSardarMNiaz

    @ProfSardarMNiaz

    7 жыл бұрын

    Praveen Kumar you are stunning.help me a lot

  • @savitapal9943

    @savitapal9943

    6 жыл бұрын

    hello friends

  • @rishabhjain7690

    @rishabhjain7690

    6 жыл бұрын

    Praveen Kumar Thanks

  • @roshanaatreyapaudel4033

    @roshanaatreyapaudel4033

    5 жыл бұрын

    Thanks

  • @yingliweng9759

    @yingliweng9759

    5 жыл бұрын

    thanks

  • @mpv6426
    @mpv64266 жыл бұрын

    I just realised that I've been passing my entire uni thanks to you but never said a proper thank you so: Thank you! (=

  • @Sheikhandbirds

    @Sheikhandbirds

    3 жыл бұрын

    Same 😂😂😂

  • @rosh_serendipity939

    @rosh_serendipity939

    Жыл бұрын

    Samee 🥹

  • @postmorton2493
    @postmorton24933 жыл бұрын

    I'm doing an essay on genomic analysis, and these videos on sequencing are amazing for a proper, scientific understanding of how sequencing has developed over the years. Thank you so much for the clear and helpful video!

  • @shomusbiologyofficial

    @shomusbiologyofficial

    3 жыл бұрын

    You're welcome. Glad to hear that you're getting benefit from my lectures. Please subscribe and share

  • @ananyayadav9686
    @ananyayadav96865 жыл бұрын

    I came across this video , and may i say you are the best youtuber teacher we have got Hands down sir, you are brilliant

  • @romi6374
    @romi63748 жыл бұрын

    seriously... The Best Lecturer Out there.. I find it so effective.

  • @AzhunkWorld
    @AzhunkWorld6 жыл бұрын

    Interesting and very clear explanation. don't bother about the time because it's very interesting and understandable. Thanks shomu!

  • @fatimariaz1233
    @fatimariaz12336 жыл бұрын

    when you write down on board that method is good for understanding and due to only this difference between you and other you tubers i was watching your videos

  • @ejazkhan2952
    @ejazkhan29527 жыл бұрын

    no need for short videos....you are doing great job... because it is helpul for begginers,,,if you start to make short videos ...then the beginners will not understand....thanks alot...very helpul.....

  • @shomusbiologyofficial

    @shomusbiologyofficial

    7 жыл бұрын

    +Ejaz Khan thank you.

  • @sohailvet14
    @sohailvet144 жыл бұрын

    I am a veterinary student .....GADVASU....number one veterinary university in india......still we dont have any teacher like u sir......thank u very much❤️❣️

  • @shomusbiologyofficial

    @shomusbiologyofficial

    4 жыл бұрын

    Glad to hear that you're getting benefit from my lectures

  • @rafaelkyranas3131
    @rafaelkyranas31318 жыл бұрын

    Dude you are the BEST! KEEP IT UP

  • @reshmirajeev5770
    @reshmirajeev57703 жыл бұрын

    Thankyou sir.....you re the best teacher...😍

  • @alwinaanam1231
    @alwinaanam12317 жыл бұрын

    indeed its helpful...........complicated topic bt after watching twice /thrice i can understand for sure..

  • @shomusbiologyofficial

    @shomusbiologyofficial

    7 жыл бұрын

    +Alwina Anam thank you very much

  • @RosemaryUkamaka-ie7uc
    @RosemaryUkamaka-ie7uc11 ай бұрын

    This is so helpful but I almost got confused at the initial result interpretation but thank God, I later understood it. Thank you Shomu Biology

  • @shomusbiologyofficial

    @shomusbiologyofficial

    11 ай бұрын

    You're welcome

  • @hadogori4613
    @hadogori46133 жыл бұрын

    I love your explanation♥️ Thank you so much ♥️

  • @RafaelMazenett
    @RafaelMazenett9 жыл бұрын

    Awesome. It helped me a looooot. THANK YOU

  • @jaydeepdumadiya2464
    @jaydeepdumadiya24643 жыл бұрын

    Beautiful sir... God bless you.. 🙏🙏🙏🙏🙏🙏🙏

  • @marwahussien718
    @marwahussien7186 жыл бұрын

    thank's very much now I depend on you very much to understand any thing .I wish I Can reply the favour ❤❤ and please don't stop many students depend on you . Marwa from egypt

  • @bamd9
    @bamd95 жыл бұрын

    but what about the first nucleotide ? how to know it?

  • @CringeDealer69
    @CringeDealer697 жыл бұрын

    Really really helpful... Understood the topic thoroughly... ☺️

  • @shomusbiologyofficial

    @shomusbiologyofficial

    7 жыл бұрын

    +mayur tupe thank you. Glad you liked my lectures

  • @CringeDealer69

    @CringeDealer69

    7 жыл бұрын

    Shomu's Biology My pleasure... ☺️

  • @drsahivlogs676
    @drsahivlogs6763 жыл бұрын

    My best BIOLOGY teacher over whole youtube

  • @shomusbiologyofficial

    @shomusbiologyofficial

    3 жыл бұрын

    Thank you so much for appreciating my efforts

  • @drsahivlogs676

    @drsahivlogs676

    3 жыл бұрын

    @@shomusbiologyofficial Love From Pakistan

  • @aakaankshavangala1826
    @aakaankshavangala18265 жыл бұрын

    1. Not Chemical Synthesis. It is Chemical Cleavage (two completely opposite meanings) 2. First nucleotide determination without which DNA sequencing is incomplete. From my understanding, you are supposed to initially cut/cleave the DNA sample with a restriction enzyme. From this you get to know where the DNA is getting cleaved (as you know the restriction sequence of the enzyme). This is then followed by the steps explained in the video.

  • @sukhmanpreetkaur7951

    @sukhmanpreetkaur7951

    4 жыл бұрын

    can u plz refer me any book for this topic

  • @KountayDwivedi
    @KountayDwivedi3 жыл бұрын

    Awesomely explained. This is my first video on Maxam-Gilbert, n you cleared the concept seamlessly. I won't go into technical details, I will just say that concept-wise this lecture is awesome. :-}

  • @shomusbiologyofficial

    @shomusbiologyofficial

    3 жыл бұрын

    Thank you so much for appreciating my efforts. Glad to hear that you're getting benefit from my lectures

  • @anjiman5890

    @anjiman5890

    3 жыл бұрын

    @@shomusbiologyofficial,your class is really helpful, sir you take an example of 12 nucleotide, and in autoradiography in the 11th portion the 12th nucleotide come..can you please explain it

  • @rumibhadoria4009
    @rumibhadoria40094 жыл бұрын

    Sir your channel is v helpful . I get everything here

  • @aboutstudies766
    @aboutstudies7666 жыл бұрын

    Thank you very much Sir. It helped me a lot

  • @tamannaparvin5797
    @tamannaparvin57972 жыл бұрын

    Thanks for this video. It's really helpful for me.....This topic is in my syllabus....thanks a lot

  • @shomusbiologyofficial

    @shomusbiologyofficial

    2 жыл бұрын

    You're welcome

  • @divyangdamor7380
    @divyangdamor73809 жыл бұрын

    thank you... great explanation...

  • @oubaidaelbiad6486
    @oubaidaelbiad64867 жыл бұрын

    doing a great job man (Y)

  • @nohabassiouny6849
    @nohabassiouny68495 жыл бұрын

    you have a simple way in teaching and presenting the idea

  • @shomusbiologyofficial

    @shomusbiologyofficial

    5 жыл бұрын

    Thank you. Glad you liked my lectures

  • @SedighehMonavari
    @SedighehMonavari7 жыл бұрын

    great explanation. thanks :)

  • @udehedith7326
    @udehedith73265 жыл бұрын

    The video was quite helpful and made understanding easier. Thank you very much

  • @shomusbiologyofficial

    @shomusbiologyofficial

    5 жыл бұрын

    You're welcome

  • @AaRTiSharma-qs7em
    @AaRTiSharma-qs7em7 жыл бұрын

    simply awesome!! got it :)

  • @sheikhabrar9932
    @sheikhabrar99326 жыл бұрын

    praveen Kumar.....thanks for adding more information

  • @bhagyajitdas1498
    @bhagyajitdas14985 жыл бұрын

    Thank you sir for explaining it beautifully!

  • @shomusbiologyofficial

    @shomusbiologyofficial

    5 жыл бұрын

    You're welcome

  • @nabeelkhan-yh9rx
    @nabeelkhan-yh9rx6 жыл бұрын

    sir carry on your vedios are very helpful

  • @anjalisharma7394
    @anjalisharma73943 жыл бұрын

    It’s very clear nd helpful .thank you for this🙏🏻

  • @shomusbiologyofficial

    @shomusbiologyofficial

    2 жыл бұрын

    You're welcome

  • @nemapusai
    @nemapusai2 жыл бұрын

    Very nice sir ! no words to tell and your classes helped a lot. thank you soo much sir

  • @shomusbiologyofficial

    @shomusbiologyofficial

    2 жыл бұрын

    Thank you so much for appreciating my efforts

  • @md.shaminurrahman8758
    @md.shaminurrahman87586 жыл бұрын

    You are the best💜💜💜

  • @lanoanhduongthi3536
    @lanoanhduongthi35368 жыл бұрын

    thanks for your explain

  • @aimalkhan385
    @aimalkhan3857 жыл бұрын

    infact it is helpful. Great.

  • @anasahmad9145
    @anasahmad91456 жыл бұрын

    Great work

  • @Serwada237
    @Serwada2373 ай бұрын

    Better than my class work ❤🎉

  • @shomusbiologyofficial

    @shomusbiologyofficial

    3 ай бұрын

    You're welcome

  • @Serwada237

    @Serwada237

    2 ай бұрын

    Iam so happy that you replied to me I have used your site to undertand concepts for my molecular biology masters degree. At Makerere university Uganda… thank you we appreciate your efforts to teach the world science

  • @subhamsaha2235
    @subhamsaha22357 жыл бұрын

    waah sir...lovely...very easy

  • @verdaan_
    @verdaan_2 жыл бұрын

    I think whole biotechnology students are graduating seeing your videos ❤

  • @shomusbiologyofficial

    @shomusbiologyofficial

    2 жыл бұрын

    Thank you so much for appreciating my efforts

  • @mahiratariq7864

    @mahiratariq7864

    Жыл бұрын

    Yeah🥰

  • @Akshita23436

    @Akshita23436

    Жыл бұрын

    Absolutely right

  • @princecudjoe5518
    @princecudjoe5518 Жыл бұрын

    that was some top explanation man. thamks!

  • @shomusbiologyofficial

    @shomusbiologyofficial

    Жыл бұрын

    You're welcome

  • @mhjahid01
    @mhjahid016 жыл бұрын

    Thank you so much SIR

  • @afnansalah4031
    @afnansalah40317 жыл бұрын

    you are AMAZING

  • @ayanasudheer2934
    @ayanasudheer29345 жыл бұрын

    How did you know that the very first base in the gel is Adenine?? Someone pls answer

  • @techforever1970
    @techforever19705 жыл бұрын

    Thank you so much! You helped me alot. I owe you.

  • @shomusbiologyofficial

    @shomusbiologyofficial

    5 жыл бұрын

    Thank you. Glad you liked my lectures

  • @khalidmehsud54

    @khalidmehsud54

    3 жыл бұрын

    Hain?

  • @chandrat1221
    @chandrat12212 жыл бұрын

    Thanks! what is the sequencing QiaSeq target amplicon method different from Sanger sequencing method ? which is superior?

  • @DiegoDiego1989
    @DiegoDiego19896 жыл бұрын

    I love this guy

  • @mssazeb
    @mssazeb7 жыл бұрын

    i have a question.. why we select G and C bases separately.. i mean we took purines and pyrimidines in two test tubes n G and C in rest of the two so why not A and T??? and we treated T+C tube with the chemical to cleave T and upto some extent C as well.. so why that chemical isn't working for T?? n why the result is same for C and T+C???? reply

  • @scienceacademybywaliafridi3528
    @scienceacademybywaliafridi35283 жыл бұрын

    Great job sir

  • @rupalichakraborty4814
    @rupalichakraborty48146 жыл бұрын

    Thank you sir

  • @nusheratpervez8868
    @nusheratpervez88686 жыл бұрын

    Thanks alot👌👍

  • @partha_plethorapedia
    @partha_plethorapedia5 жыл бұрын

    Thank you sir....

  • @basavarajgonwar7723
    @basavarajgonwar77236 жыл бұрын

    Thank u very much

  • @arshiafsana472
    @arshiafsana4726 жыл бұрын

    And what about first base Adenine...gel doesn't have this info.. so whats the reason sir..plzz...tell us

  • @monicasingh4156
    @monicasingh41566 жыл бұрын

    It's really helpful...

  • @shomusbiologyofficial

    @shomusbiologyofficial

    6 жыл бұрын

    Thank you. Glad you liked my lectures

  • @nzolelejuma8167
    @nzolelejuma81676 жыл бұрын

    Sorry sir can you tell me a little beat in interpretation of result sequence if you have C and G of the same size what base will you labble first

  • @anasahmad9145
    @anasahmad91456 жыл бұрын

    Awsome great work love you

  • @nothingggg656
    @nothingggg6568 ай бұрын

    Thankyou for the wonderful explanation sir❤❤

  • @shomusbiologyofficial

    @shomusbiologyofficial

    8 ай бұрын

    You're welcome

  • @ankitarout2688
    @ankitarout26882 жыл бұрын

    It's really helpful.. Thank you so much

  • @shomusbiologyofficial

    @shomusbiologyofficial

    2 жыл бұрын

    You're welcome

  • @shummu1458
    @shummu14586 жыл бұрын

    plzzz sir explain this in black board . its a humble request from my side because i saw this explanation in black board on many other u tube channel's. but for me sir only u have abality to explaining in black board with ease. otherwise this presentation is also very good sir👍👍

  • @wassimsouissi8330
    @wassimsouissi83308 жыл бұрын

    Does each reaction require many single-strand DNAs ? ( cause there is too many fragments )

  • @jannatulferdous9390
    @jannatulferdous93907 жыл бұрын

    Thanks a lot.

  • @supriyohalder7889
    @supriyohalder78896 жыл бұрын

    thank you bro i got help from this video.. keep it up

  • @shomusbiologyofficial

    @shomusbiologyofficial

    6 жыл бұрын

    Thank you

  • @malleshdurgam568
    @malleshdurgam5682 жыл бұрын

    Thank you very much sir... 🙏

  • @shomusbiologyofficial

    @shomusbiologyofficial

    2 жыл бұрын

    You're welcome

  • @imamanoor5867
    @imamanoor58678 жыл бұрын

    thank u so much!!!!!!!

  • @shahbaloch4814
    @shahbaloch48143 жыл бұрын

    Great sir very easy and understanding english best method of teaching 🇵🇰

  • @shomusbiologyofficial

    @shomusbiologyofficial

    3 жыл бұрын

    Thank you so much for appreciating my efforts. Glad to hear that you're getting benefit from my lectures

  • @pankajpulate8961
    @pankajpulate89617 жыл бұрын

    THANKS U SIR TO INFORMATIVE

  • @essaafridi5925
    @essaafridi59257 жыл бұрын

    good lecture

  • @ashwathy196
    @ashwathy1964 жыл бұрын

    U are a super teacher 😍🙏

  • @shomusbiologyofficial

    @shomusbiologyofficial

    4 жыл бұрын

    Thank you.

  • @mariyummariyum48
    @mariyummariyum486 жыл бұрын

    Good job

  • @swatipatil9156
    @swatipatil91563 жыл бұрын

    Bamh1 recognise 6 base pair of DNA in palindromic sequence if the first part sequence is given below what is rest of it? 5 C A A3

  • @taniagoyal3523
    @taniagoyal35234 жыл бұрын

    Won't their be be combinations for cleaving out T in 3rd tube Like 1 and 2 T And another one 1 and 3 , 1 and 4, 2and 3, 2 and 4?

  • @kavitachoudhary6168
    @kavitachoudhary61683 жыл бұрын

    Sir I have a question As we can see that while chemical degradation sequence is cleaved at the site just before to that perticular residue so what about A which is radiolabled as a first residue. How we will know that A is present at first becs when it get cleaved we will get only phosphate without sequence?

  • @bhargavibitra4593
    @bhargavibitra45933 жыл бұрын

    Thank you soo much professor 🙂

  • @shomusbiologyofficial

    @shomusbiologyofficial

    3 жыл бұрын

    You're welcome. Glad to hear that you're getting benefit from my lectures

  • @umairameer6728
    @umairameer67283 ай бұрын

    How can you identify A at Terminal 5 prime end. As it shows the band in T+C.

  • @samjhanastha6647
    @samjhanastha66477 жыл бұрын

    extremely helpful!!!

  • @shomusbiologyofficial

    @shomusbiologyofficial

    7 жыл бұрын

    +samjhana stha thank you. Glad you liked my lectures

  • @supritadash2535
    @supritadash25357 жыл бұрын

    Thank u so much.. really helpful

  • @shomusbiologyofficial

    @shomusbiologyofficial

    7 жыл бұрын

    +Suprita Dash Glad it helped

  • @tusharsujgure7379
    @tusharsujgure73793 жыл бұрын

    Thank you so much sir. Your teaching method is very easy and very helpful for understanding. Sir please make a video lecture on Evolutionary Game Theory.

  • @shomusbiologyofficial

    @shomusbiologyofficial

    3 жыл бұрын

    You're welcome. Glad to hear that you're getting benefit from my lectures

  • @tusharsujgure7379

    @tusharsujgure7379

    3 жыл бұрын

    @@shomusbiologyofficial sir please make video on Evolutionary Game Theory

  • @kushaniakshala3758
    @kushaniakshala37583 ай бұрын

    Great...... Thank you

  • @shomusbiologyofficial

    @shomusbiologyofficial

    3 ай бұрын

    You're welcome

  • @sushantikasubbiah1931
    @sushantikasubbiah19315 жыл бұрын

    During chemical termination is the single strand added newly to each test tube everytime?

  • @shubhamphatangare6062
    @shubhamphatangare60623 жыл бұрын

    Maxan and Gilbert sequencing explain very easily.. Suman sir please make video lecture on Game Theory..

  • @shomusbiologyofficial

    @shomusbiologyofficial

    3 жыл бұрын

    Thank you so much for appreciating my efforts. Glad to hear that you're getting benefit from my lectures

  • @shubhamphatangare6062

    @shubhamphatangare6062

    3 жыл бұрын

    @@shomusbiologyofficial sir please make video lecture on Game Theory

  • @jerry-pc6fl
    @jerry-pc6fl6 жыл бұрын

    but how can we get the first base by using this method

  • @etharmoh5462
    @etharmoh54626 жыл бұрын

    Thx ⭐️

  • @dr.jyotisaxena6966
    @dr.jyotisaxena69664 жыл бұрын

    Like many others I also want to know whether 1st base can be detected correctly from this method or not.......if not why

  • @nishantsen6820
    @nishantsen68202 жыл бұрын

    Cysteine.....😅 repeated twice lol But nice explanation as always your videos are helpful keep it up👍

  • @thatgoangirl2939
    @thatgoangirl29397 жыл бұрын

    thanx a lot

  • @kundandutta710
    @kundandutta7103 жыл бұрын

    Sir why we Have To elute out the heavier band and work with only the lighter band after the denaturation of DNA double-strand?? Please reply sir

  • @duraiswamy8027
    @duraiswamy80273 жыл бұрын

    At 1 guanine reaction ,u told that DMS will cleave the guanine ,so no stretch of DNA will form . But how it produce 3 types of strand at guanine reaction ,because DMS will break sequence ,so we will get same type stretch DNA only sir ,???

  • @jaivardhantiwari6172
    @jaivardhantiwari61724 ай бұрын

    amazing video

  • @shomusbiologyofficial

    @shomusbiologyofficial

    4 ай бұрын

    Thank you

  • @anjalisetia8672
    @anjalisetia86726 жыл бұрын

    why the first base (A) is not identified..?

  • @swetapanwar6993
    @swetapanwar69933 жыл бұрын

    Sorry sir...i m not able to getting this in last...how we do count ...if we don't know the sequence of complementary then how we count the Nucleotide bases....i saw this video repeatedly but i didn't get it after electrophoresis ..... please tell

  • @pratitidas
    @pratitidas6 жыл бұрын

    Can u give the link of the biochemistry book

  • @madhuparisa6204
    @madhuparisa62045 жыл бұрын

    just good

  • @riichobamin7612
    @riichobamin76125 жыл бұрын

    In the results interpretation part, you appear to be removing even terminal nucleotides (like you removed the C from the T+C tube). Didn't you say that the terminal nucleotides cannot be removed ? Also in what manner are the nucleotides being fragmented ? There should be atleast 4 different types of fragments in the G tube for example if we remove the G from the middle.

  • @Entertainment22334
    @Entertainment223344 жыл бұрын

    The last step is quite complicated. ..

  • @shuvashispaul7330
    @shuvashispaul73306 жыл бұрын

    Thank you

  • @shomusbiologyofficial

    @shomusbiologyofficial

    6 жыл бұрын

    You're welcome

  • @vyshnavim10
    @vyshnavim103 жыл бұрын

    Thank you 😊

  • @shomusbiologyofficial

    @shomusbiologyofficial

    3 жыл бұрын

    You're welcome