Fatty Acid Synthesis

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  • čas přidán 17. 07. 2019
  • ​​SUPPORT/JOIN THE CHANNEL: / @dirtymedicine
    My goal is to reduce educational disparities by making education FREE.
    These videos help you score extra points on medical school exams (USMLE, COMLEX, etc.)
    For educational purposes only; NOT medical or other advice.
    Some videos contain mild profanity and hyperbole solely used to assist with memorization. Viewer discretion advised.
    Opinions are entirely my own.

Komentáře • 148

  • @ezikeadaobi
    @ezikeadaobi Před 4 lety +244

    Biotin also serves as a coenzyme for the rate limiting enzyme; ACC(Acetyl-CoA Carboxylase). Great video👌.

  • @clarissabethmore1711
    @clarissabethmore1711 Před 4 lety +126

    I think this video is by far THE most simplified version of fatty acid synthesis. Thank you sooooooooooo much!!!

  • @khadijah3343
    @khadijah3343 Před 3 lety +22

    Your videos are so amazing! Hours of lectures that I've barely understood makes sense completely :))

  • @lana89001
    @lana89001 Před 4 lety +53

    This is gonna sound weird...but your voice makes me become so much more focused. Thank you for the video!

  • @leobarca678
    @leobarca678 Před 4 lety +25

    You are one of the few people that are so great at explaining such heavy stuff. Thank you so much, your videos are very helpful.

  • @argumentumadbaculum
    @argumentumadbaculum Před 5 lety +58

    All your biochemistry videos are pure gold. Thanks a lot.

  • @priyam1550
    @priyam1550 Před 3 lety +4

    Thank you for making these painful topics easy to understand!

  • @nurulaliahrizal
    @nurulaliahrizal Před 4 lety +21

    Thank you very much! I love the tip you shared about memorizing the rate-limiting enzyme.
    fatty ACC-id synthesis
    A-Acetyl
    C-CoA
    C-Carboxylase

  • @lisagonzalez2902
    @lisagonzalez2902 Před 3 lety +35

    Once more, an amazing video. It's even better because you have a lot of repetition so it helps for information to sink in.

  • @WhiteCoatPending
    @WhiteCoatPending Před 3 lety +5

    your videos are always clear, concise and so helpful You are very much appreciated!

  • @CathyMiscala
    @CathyMiscala Před 4 lety +8

    You just earned a subscriber. Great job explaining this. Thanks!

  • @eturley7533
    @eturley7533 Před rokem +1

    THANK YOU! This helped so much. I was wasting hours trying to learn this, but you made it so easy.

  • @duai7090
    @duai7090 Před 4 lety +12

    I can’t describe how much you made my life easier. My prof made things quite complicated to understand. Thank you 🙌🏼💛

  • @maxbilo6191
    @maxbilo6191 Před 3 lety +23

    14:50 Citrate to Palmitate
    17:10 Summary Slide of the net equation
    17:45. Final Slide

  • @anamariem8715
    @anamariem8715 Před 3 lety +1

    Oh WOW that is by far the best explanation of this topic .
    I don’t think I will have fun any where else studying biochemistry .
    Thanks a lot for the help.

  • @catfish7257
    @catfish7257 Před 3 lety +4

    I'm really having trouble to understand fatty acid synthesis explained by my lecturer, surprisingly when you explain it, it wasnt that hard!

  • @brandofett017
    @brandofett017 Před 3 lety

    Your voice and humor reminds me a lot of the channel Casually Explained. Love the videos!

  • @thevegandragon4676
    @thevegandragon4676 Před 4 lety

    Brilliant video and explanation! Thank you soo much!

  • @Jord40
    @Jord40 Před 4 lety +5

    Greatest of all time

  • @rhymez3606
    @rhymez3606 Před 4 lety +1

    Your channel help me allot in Biochemistry,now things became smooth

  • @anouded
    @anouded Před 4 lety +4

    Your videos are GREAT :))
    Many respect from Jordan

  • @felipesolares
    @felipesolares Před 2 lety +1

    Is there any way to watch the videos in order? The CZcams playlist doesn't put them in order and it's a bit confusing. Thank you for such amazing content. You are a life saver.

  • @ThatViolistKatie
    @ThatViolistKatie Před 3 lety +26

    Even though this is for med students, this is awesome for MCAT studying too! It’s more than you need to know but I love to think about the big picture not just memorizing things.

  • @yourwellbeing95
    @yourwellbeing95 Před 4 lety +1

    Countless thankx for sharing your knowledge..

  • @yarenparlak1210
    @yarenparlak1210 Před rokem

    This is the first time I've watched this channel but it won't be the last. English is not my main language but i understand more clearly than my lesson.

  • @sherykhan3722
    @sherykhan3722 Před 2 měsíci

    Really helpful ! develop understanding and concept you really explain it in simplest way

  • @Salam_1965
    @Salam_1965 Před 4 lety

    Excellent video and outstanding teacher

  • @naginakhan1ify
    @naginakhan1ify Před 3 lety +1

    This isn't Dirty Medicine but Shining Medicine.. love the explanation. Thanks

  • @mercifulserventurdu1753
    @mercifulserventurdu1753 Před 3 lety +1

    Wowww man you are just amazing, i have watched so many videos, but i stopped at yours, you explained so well and in an easy way 🌺👏 hat off 🎩

  • @giraybozkaya1377
    @giraybozkaya1377 Před 3 lety +4

    Thank you for the informative video. I noticed a mistake in the example of polyansaturated fatty acid. I remember that the double bonds between carbon atoms should be spaced at three carbon intervals, but the double bonds in the example are not spaced. Maybe you may think to change the example.

  • @medicousa141
    @medicousa141 Před 2 lety

    This is pure gold

  • @vimalfestus8398
    @vimalfestus8398 Před 3 lety +1

    Today I binge watched all of ur videos🙌🙌

  • @iabdullah4126
    @iabdullah4126 Před 2 lety

    man you are the real GOAT

  • @ananyasharma172
    @ananyasharma172 Před rokem

    you're effortless

  • @hama297
    @hama297 Před rokem

    Great vidoe great explanation,you don’t know how much you helped me thanks alottt

  • @alvinscharles498
    @alvinscharles498 Před 2 měsíci +1

    Linolenic acid = the first "n" is third counting backwards (Omega 3)
    Linoleic acid = the first "n" is sixth counting backwards (Omega 6)

  • @user-po4cu7rb5z
    @user-po4cu7rb5z Před 4 měsíci

    I LOVE DIRTY BIOCHEM LIKE NOTHING ELSE IN MEDICAL STUDIES! DIRTY MED IS THE ONE THING WHICH WAS BEST EVER SOURCE WHICH MUST HAVE GIVEN ME SO MANY POINTS IN MY STEP 1❤

  • @tamunotonyeedward2544
    @tamunotonyeedward2544 Před 2 měsíci

    Thank you so much sir. Your video said it all. ❤

  • @DrKat45
    @DrKat45 Před 26 dny

    Excellent ❤,thank you.

  • @derricknarhsormenah9383

    Great lecture! Thank you Bro

  • @udennaebii1585
    @udennaebii1585 Před 2 lety

    Glad I watched this one . Thanks Dirty.

  • @sililly1379
    @sililly1379 Před 5 lety

    Thank you so much.

  • @juaquannadavis9168
    @juaquannadavis9168 Před rokem +1

    Well done.

  • @nimraaslam7715
    @nimraaslam7715 Před 3 lety

    You are the best!

  • @Jumanajum_
    @Jumanajum_ Před 2 lety

    you saved my life thanks

  • @kayallen7603
    @kayallen7603 Před 2 měsíci

    The name of this process is gluconeogenesis . Your body does this to remove excess sugar/starch (they're the same thing) out of your bloodstream because the excess is TOXIC hyperglycemia. but too little is also deadly hypoglycemia.

  • @user-pk5mk9hi2m
    @user-pk5mk9hi2m Před 5 měsíci

    The citrate shuttle is like that of the malate shuttle where oxaloacetate should first be converted to malate, which can come out of mitochondria and then get reconverted to oxaloacetate for gluconeogenesis.

  • @santhitapornklinthong9253

    Your lecture is wonderful. I have some questions. How many ATP will happen from the fatty acid synthesis and how many cycle occur until the palmitic synthesis complete.

  • @derogatory.
    @derogatory. Před rokem

    A true legend.

  • @hassanalikhan5523
    @hassanalikhan5523 Před 2 lety +1

    Good explanation

  • @jojoo98alth33
    @jojoo98alth33 Před 3 lety

    thank you you save my grades

  • @monika246
    @monika246 Před 4 lety

    Huge respect🙏

  • @emmanuelmwale5719
    @emmanuelmwale5719 Před 2 měsíci

    You are the best

  • @ND-zj2xe
    @ND-zj2xe Před 3 měsíci +1

    I’m so proud of my body that it remembers how all these processes work so perfectly … I would have never done that well by myself 😅

  • @kehalilmengistie3462
    @kehalilmengistie3462 Před 4 lety

    Thank you.

  • @fgnsdfnbnd
    @fgnsdfnbnd Před 3 lety +2

    EPA means 20 carbons and DHA means 22 carbons. A grass fed cow makes more omega 3 FA's than a grain fed cow (grain fed makes more omega 6 versus grass fed) BUT a pinky size slice of salmon has equal amounts of omega 3 as 8 pounds of grass fed beef.

  • @loveleenp.7311
    @loveleenp.7311 Před 4 lety

    This video was so helpful!! Thanks so much!

  • @georgeklucsarjr1988
    @georgeklucsarjr1988 Před 2 lety

    Not a student, but like to learn. Is palmitate the only saturated fat made, or can there be other carbon length saturated fats made too? I know like butter and coconut oil, have several carbon length saturated fats ( I have no idea on how these are made though )

  • @rosemarka9639
    @rosemarka9639 Před 2 lety

    Amaaaazing,thank U so much ❤️❤️❤️❤️❤️

  • @dinayounis6473
    @dinayounis6473 Před 2 lety

    great video❤❤❤thank you

  • @mohammedfuadalusifiy7734

    Thank you so much 💓

  • @lucindadewaal9511
    @lucindadewaal9511 Před 4 lety

    THANK YOU

  • @JoshDanielGuitar
    @JoshDanielGuitar Před 3 lety

    Don't forget that an important cofactor of Acetyl CoA Carboxylase is biotin (vitamin B7)

  • @sgill4833
    @sgill4833 Před 3 měsíci

    Why does vinegar lower glucose response? Something to do with Acetyl Coa?

  • @salwaalmargny4685
    @salwaalmargny4685 Před 9 měsíci

    Thank you so much

  • @Devil-kp2ek
    @Devil-kp2ek Před rokem

    Please start recording vedios bcz it is very useful for us

  • @azuratriesnewstuff
    @azuratriesnewstuff Před rokem

    You're a legend

  • @aliiraq9655
    @aliiraq9655 Před 3 lety

    Awesome ..

  • @samjardavid6160
    @samjardavid6160 Před rokem

    Penjelasannya keren banget...

  • @TheUnXplainer
    @TheUnXplainer Před 3 lety

    Thanks!

  • @redpilledbachelor7776
    @redpilledbachelor7776 Před 2 měsíci

    What about Epinephrine? Woild it inhibit FA sythesis as well?

  • @regminamuna1711
    @regminamuna1711 Před 3 lety +1

    Highly appreciate from Nepal🇳🇵

  • @Poiuytrew.Q
    @Poiuytrew.Q Před 4 lety +1

    Maybe acetyl coA cant freely leave the mitochondria because if it did it would not as readily enter TCA.

  • @Mohamed.AbdelNasser.
    @Mohamed.AbdelNasser. Před 6 měsíci

    thanks

  • @chiahsuantsauo8375
    @chiahsuantsauo8375 Před 3 lety

    Wouldn’t the oxaloacetate be outside of the mitochondria which means it can’t take place in TCA? It’s not like the NADH generated in glycolysis or pyruvate metabolism that can utilize aspartate malate shuttle or glycerol phosphate shuttle to renter mitochondria

  • @kayallen7603
    @kayallen7603 Před 2 měsíci

    w6 is what you usually get from terrestrial meat w3 come from oceanic fishes like sardine/mackerel/salmon "hence fish on Friday"

  • @agh6452
    @agh6452 Před 4 lety +4

    Omeg 3 I recommended everyday for my patients

  • @DrPilot23
    @DrPilot23 Před 3 lety

    "guys an galls"
    thank a million sir

  • @mahakhan9762
    @mahakhan9762 Před 4 lety +1

    this video is amazing for mcat prep! thanks

  • @inspiringvideosmsm5763

    do we need to remember the equation of these pathways for step 1 ??

  • @chisomchimezie
    @chisomchimezie Před 3 lety

    Is it 6 molecules of water in the final reaction or 7?

  • @santyguita
    @santyguita Před 4 lety +3

    Great video, thanks..
    This is why orange juice increases your triglycerides..

  • @princetandukar9290
    @princetandukar9290 Před 3 lety

    At 10:29, why cant the acetyl CoA straight go into Fatty acid synthesis in the cytoplasm after glycolysis? Why does it have to go through the citrate shuffle??

  • @medicallifewithjohn8343

    Awesome

  • @kemigishamichelle5263
    @kemigishamichelle5263 Před 2 lety

    Wonderful video....🍓🍒

  • @karandeepkaur5211
    @karandeepkaur5211 Před 3 lety

    You made this topic so so so easy ...thank you alot💛

  • @salam95159
    @salam95159 Před 4 lety +1

    May you activate Subtitles in English. Thanks

  • @manalhu1262
    @manalhu1262 Před 4 lety

    THANK U

  • @alaaabdelsalamalamin5619

    In each cycle we use 2 NADPH , I need 6 cycle to form the palmitate . That mean i use 12 NADPH , from where come the other 2 NADPH ??

  • @Jumanajum_
    @Jumanajum_ Před 2 lety

    dose always fatty acid synthesis start with glucose?

  • @daniellesan6466
    @daniellesan6466 Před 2 lety

    This great, but is not detalied enough for my exam in romania :(

  • @user-ur9dk1mo3o
    @user-ur9dk1mo3o Před 4 měsíci +2

    Please turn on the Translation

  • @vinitdasilva
    @vinitdasilva Před 3 lety +1

    Nice vid! 11:54 - the TCA cycle image out of the mitocondria confused me.. Isn't the TCA cycle an intramitocondrial cycle?

    • @salmanabashir1613
      @salmanabashir1613 Před 3 lety +2

      Vinitdasilva: from my little research oxaloacetate (impermeable to the mitochondrial membrane) can be converted into malate ( permeable) by the enzyme malate dehydrogenase. Then malate can either be moved into the mitochondria to take part in the TCA cycle or malate can be converted to pyruvate by a malic enzyme - this reaction can produce NADPH which we need in fatty acid chain synthesis. I hope that helped, I am just a first year med student soooo if I did make a mistake please let me know.

    • @cherryberry3850
      @cherryberry3850 Před rokem

      Same question.

  • @giftchulu3523
    @giftchulu3523 Před rokem

    Palmitate is a 16 carbon molecule

  • @Shivam32111
    @Shivam32111 Před 5 lety

    How we will get pathoma dr Satra videos.. does its necessary to clear our concepts. Does any others free resources for pathology.

  • @kimberjaneblake8736
    @kimberjaneblake8736 Před 4 lety

    thanks boo

  • @shonyagura8508
    @shonyagura8508 Před 3 lety +21

    Most fats in the body come from fats in food and not from glucose which is mainly converted to glycogen by insulin and stored in the liver and muscles. After exhausting the synthesis of glycogen, then excess glucose is converted to protein or fats depending in the body's needs

    • @strongDr
      @strongDr Před rokem +4

      Lol 😆

    • @michaelsrowland
      @michaelsrowland Před měsícem

      The body converts excess carbohydrates into triaglycerols which are stored in the adipocytes

    • @michaelsrowland
      @michaelsrowland Před měsícem +2

      Not in England where people eat 2000g of carbs a day and spend all day sitting at a computer or in their car or watching tv

  • @Clevemac
    @Clevemac Před 4 měsíci

    "citrate is easy to remember, because in the presence of citrate, what the hell are you gonna do with it, other than convert it?" lmao

  • @teresarodrigues8154
    @teresarodrigues8154 Před 3 lety

    Where does insulin, for example, take action? Is it in the Acetil CoA carboxylase or is it somewhere else? Thank you