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NIRF Weissleder et al., Nature Cancer Rev 2002 2(1):11-8 Wavelength [nm] Absorption coefficient (cm...

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NIRF Weissleder et al., Nature Cancer Rev 2002 2(1):11-8 Wavelength [nm] Absorption coefficient (cm -1 )
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Page 1: NIRF Weissleder et al., Nature Cancer Rev 2002 2(1):11-8 Wavelength [nm] Absorption coefficient (cm -1 )

NIRF

Weissleder et al., Nature Cancer Rev 2002 2(1):11-8

Wavelength [nm]

Abs

orpt

ion

coef

ficie

nt (

cm-1)

Page 2: NIRF Weissleder et al., Nature Cancer Rev 2002 2(1):11-8 Wavelength [nm] Absorption coefficient (cm -1 )

Proteasen sensitive KM

Weissleder et al., Nature Biotech; 1999;17:375-378

a

CY

PL

MPEG COATING

Enzym

Kein Signal Signal

Page 3: NIRF Weissleder et al., Nature Cancer Rev 2002 2(1):11-8 Wavelength [nm] Absorption coefficient (cm -1 )

MMP-Probe

Bremer et al. Nat Med (2001) 7 (6) 743-8

Page 4: NIRF Weissleder et al., Nature Cancer Rev 2002 2(1):11-8 Wavelength [nm] Absorption coefficient (cm -1 )

Enyzmatische Aktivierung

0

250

500

0 300 600 900 15001200

Zeit [min]

MMP-2 Probe

Kontroll-Probe

Flu

ore

szen

s [A

U]

Page 5: NIRF Weissleder et al., Nature Cancer Rev 2002 2(1):11-8 Wavelength [nm] Absorption coefficient (cm -1 )

ZellexperimenteGenexpression: rt-PCR

BT20 HT1080 MW-Standard

- +

Bremer et al. Radiology 221 (2), 523-9 (2001)

Page 6: NIRF Weissleder et al., Nature Cancer Rev 2002 2(1):11-8 Wavelength [nm] Absorption coefficient (cm -1 )

In-vivo Experimente

MMP-2 + MMP-2 -Lichtbild

NIRF-Bild

MMP-2 + MMP-2 -

Bremer et al. Radiology 221 (2), 523-9 (2001)

Page 7: NIRF Weissleder et al., Nature Cancer Rev 2002 2(1):11-8 Wavelength [nm] Absorption coefficient (cm -1 )

Inhibition der Probenaktivierung

AG3340

0

50

100

150p

rob

e ac

t. [

%]

AG3340 [M]

Flu

ore

szen

san

stie

g [

%]

10-12 10-10 10-8 10-6 10-4

Bremer et al. Nat Med (2001) 7 (6) 743-8

Page 8: NIRF Weissleder et al., Nature Cancer Rev 2002 2(1):11-8 Wavelength [nm] Absorption coefficient (cm -1 )

MMP-Hemmung

Kontrolle AG3340

Bremer et al. Nat Med (2001) 7 (6) 743-8

Page 9: NIRF Weissleder et al., Nature Cancer Rev 2002 2(1):11-8 Wavelength [nm] Absorption coefficient (cm -1 )

Fluorescence mediated Tomography

Ntziachristos et al; Nat Med 2002


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