TỔNG QUAN VỀ BIOSENSOR.pptx
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Transcript of TỔNG QUAN VỀ BIOSENSOR.pptx
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8/11/2019 TNG QUAN V BIOSENSOR.pptx
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I. LCH S PHT TRIN CABIOSENSOR
1956 GS Leland Crark Jnr c cng b v in ca Oxy. 1962 ti Hi nghKhoa hc Vin hn lm New York ng trnh by
cch lm in cc in ha thng minh hn. Nm 1975, tng ca Clark tr thnh hin thc vi s cng b ca
cng ty Yellow Springs Instrument (Ohio) v my phn tch glucose
da trn vic o dngin ca hydro peroxide. Nm 1976, La Roche (Thy S) gii thiu my phn tch Lactat
(Lactate AnalyserLA640) trong s dng tc nhn trung gianhexacyanoferrat ha tan chuyn cc electron tlactatdehydrogenase ti mt in cc.
Nm 1987, in cc enzym screen-printed c cng b biMedisense (Cambridge, USA) vi dng c o c kch thc nhmt chic bt cho php gim stlng glucose trong mu ti nh.
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KHI NIM V BIOSENSOR
Biosensor
thc cht l
mt thit bphn tchchuynmt tn
hiu sinhhc
thnh mttn hiu
in.
Cht xctc sinh
hc
B binnng
. Bkhuch
i
B vi xl tn
hiu
Mn
hnh
hin th
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C I M Y U C U C ABIOSENSOR
Biosensor
Kh
nnglp li
Khnngtis dng
cao
Tnh
chnlc
Tnh
nhycm
Vng
tr li
tuyntnh
Thigian
p ngtn hiu
tt
Hai lot
kt quthu
ctngt
nhau
Kh nng
nhn ramt hpchtntrong hnhp cc
cu t ca
mu
S thay
i vlng ths gy rasthayi v tnhiu tr
li
L mtng
cong hiuchnh ca tnhiu tr livi nng khc nhau
ca cht phn
tch
Chobit
mt phngphp o cho
tn hiu trli nhanhhay chmkhi thay
inng .
Nu cc
kt qutrc c thtckhi tin
hnh phn
tch lp li
ln hai.
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NGUYN L HOT NG CABIOSENSOR
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PHN LOI BIOSENSOR
inha
onhit
oquang
in p
Mindch
Vi sinhvt
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in hain cc o in th hoc dng in hot ng da trn nguyn tc xcnh s khc nhau vin th gia in cc o v in cc so snh.
PHN LOI BIOSENSOR
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o nhit
Cc phn ng gia c cht v chtxc tc sinh hc thng gii phngra nhitnng v ngi ta c th olng nhit gii phng ra bng
mt thitbonhittnh clng c cht ban u
PHN LOI BIOSENSOR
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o quang
in cc o quang cch to da vo cc tnhcht vt l ca nh sngpht hin ra s bini nh trong mu phn
tch.
PHN LOI BIOSENSOR
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in p
Nguyn l ca loi in cc ny davo s dao ng ca cc tinh th,cc cht in mi t nhin dao ngkhi chu tc ng ca t trng.
PHN LOI BIOSENSOR
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Min dch
in cc min dchhot ng da trn tnhcht khng nguynkhng th.Tc l cckhng th phn ngc hiu vi cc khng
nguyn sinh ra n.
PHN LOI BIOSENSOR
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NG DNG CA BIOSENSOR
ng dng trong cngngh thc phm
ng dngtrong y hc
ng dngtrong y hc