Quantitative T1ρ and adiabatic Carr-Purcell T2 magnetic resonance imaging of human occipital lobe at 4 T

Magnetic Resonance in Medicine

Volumn 54, Issue 1, 2005, Pages 14-19

  Gröhn, Heidi I ^a,b   Michaeli, Shalom ^b   Garwood, Michael ^b   Kauppinen, Risto A ^a,c   Gröhn, Olli H J ^a,b  

^a UNIVERSITY OF MINNESOTA MEDICAL SCHOOL   (United States)

^b UNIVERSITY OF EASTERN FINLAND   (Finland)

^c UNIVERSITY OF MANCHESTER   (United Kingdom)

Author keywords

Adiabatic pulse; Contrast; High field; Human; MRI; Rotating frame; Spin lock; T1 relaxation

Indexed keywords

BRAIN; LOCKS (FASTENERS); MAGNETIC RESONANCE IMAGING;

ADIABATIC PULSE; CONTRAST; HIGH FIELD; HUMAN; ROTATING FRAME; SPIN LOCK;

RELAXATION TIME;

FAT; PROTON;

ADULT; ARTICLE; AVERAGING; DIFFUSION; DIPOLE; DYNAMICS; FEASIBILITY STUDY; GRAY MATTER; HUMAN; HUMAN EXPERIMENT; MALE; NORMAL HUMAN; NUCLEAR MAGNETIC RESONANCE IMAGING; OCCIPITAL LOBE; QUANTITATIVE ANALYSIS; RELAXATION TRAINING; SENSITIVITY ANALYSIS; WHITE MATTER; ADIPOSE TISSUE; ALGORITHM; BRAIN MAPPING; CLINICAL TRIAL; COMPUTER ASSISTED DIAGNOSIS; HISTOLOGY; IMAGE ENHANCEMENT; METHODOLOGY; REPRODUCIBILITY; SENSITIVITY AND SPECIFICITY; SIGNAL PROCESSING;

ADIPOSE TISSUE; ADULT; ALGORITHMS; BRAIN MAPPING; HUMANS; IMAGE ENHANCEMENT; IMAGE INTERPRETATION, COMPUTER-ASSISTED; MAGNETIC RESONANCE IMAGING; MALE; OCCIPITAL LOBE; REPRODUCIBILITY OF RESULTS; SENSITIVITY AND SPECIFICITY; SIGNAL PROCESSING, COMPUTER-ASSISTED;

EID: 21244438328     PISSN: 07403194     EISSN: None     Source Type: Journal    
DOI: 10.1002/mrm.20536     Document Type: Article

References (19)

1. 1ρ imaging. J Comput Assist Tomogr 1985;9:1007-1011.
2. 1ρ. J Cereb Blood Flow Metab 2000;20:1457-1466.
3. 1ρ magnetic resonance imaging of RIF-1 tumors in vivo: detection of early response to cyclophosphamide therapy, Cancer Res 2001;61:7747-7753.
4. Gröhn OH, Valonen PK, Lehtimaki KK, Vaisanen TH, Kettunen MI Yla-Herttuala S, Kauppinen RA, Garwood M. Novel magnetic resonance imaging contrasts for monitoring response to gene therapy in rat glioma. Cancer Res 2003;15:7571-7574.
5. Santyr GE, Henkelman RM, Bronskill MJ. Spin locking for magnetic resonance imaging with application to human breast. Magn Reson Med 1989;12:25-37.
6. 1ρ mapping of human articular cartilage: initial experience. Radiology 2003;229:269-274.
7. 1ρ dispersion in the human brain at 1.5 Tesla. J Magn Reson Imaging 2004;19:403-409.
8. 1H NMR spectroscopy of rat brain at 1 ms echo time. Magn Reson Med 1999;41;649-656.
9. Hwang TL, van Zijl PCM, Garwood M. Asymmetric adiabatic pulses for NH selection. J Magn Reson 1999;138:173-177.
10. Silver MS, Joseph RI, Hoult DI. Highly selective π/2 and π pulse generation. J Magn Reson 1984;59:347-351.
11. Levitt MH, Freeman R. Compensation for pulse imperfections in NMR spin-echo experiments. J Magn Reson 1981;43:65-80.
12. 2 contrast at 1.5 Tesla between gray matter and white matter in the occipital lobe of normal adult human brain. Magn Reson Med 2001;46:401-406.
13. 2 within the normal human brain. Acta Radiol Diagn 1986;27:231-234.
14. 2 in the brain of healthy subjects, patients with Parkinson disease, and patients with multiple system atrophy: relation to iron content. Radiology 1999;211:489-495.
15. Ye FQ, Martin W, Allen PS. Estimation of the iron concentration in excised gray matter by means of proton relaxation measurements. Magn Reson Med 1996;35:285-289.
16. 2ρ contrast in human brain images measured with adiabatic RF pulses. Magn Reson Med, 2005;53:823-829.
17. 2† measurement in the human occipital lobe at 4T and 7T by Carr-Purcell MRI: detection of microscopic susceptibility contrast. Magn Reson Med 2002;47:742-750.
18. Michaeli S, Sorce DJ, Idiyatullin D, Ugurbi K, Garwood M. Transverse relaxation in the rotating frame induced by chemical exchange. J Magn Reson 2004;169:293-299.
19. Blicharski JS. Nuclear magnetic relaxation in rotating frame. Acta Phys Polon 1972;41:223-236.