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Johanna Silvennoinen

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Martin Kavec; Olli H J Gröhn; Mikko I Kettunen; M Johanna Silvennoinen; Michael Garwood; Risto A Kauppinen
Acute cerebral ischemia in rats studied by Carr-Purcell spin-echo magnetic resonance imaging: assessment of blood oxygenation level-dependent and tissue effects on the transverse relaxation.
M Johanna Silvennoinen; Mikko I Kettunen; Risto A Kauppinen
Effects of hematocrit and oxygen saturation level on blood spin-lattice relaxation.
M Johanna Silvennoinen; Chekesha S Clingman; Xavier Golay; Risto A Kauppinen; Peter C M van Zijl
Comparison of the dependence of blood R2 and R2* on oxygen saturation at 1.5 and 4.7 Tesla.

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2004: Martin Kavec; Olli H J Gröhn; Mikko I Kettunen; M Johanna Silvennoinen; Michael Garwood; Risto A Kauppinen
Acute cerebral ischemia in rats studied by Carr-Purcell spin-echo magnetic resonance imaging: assessment of blood oxygenation level-dependent and tissue effects on the transverse relaxation.
Magnetic resonance in medicine : official journal of the Society of Magnetic Resonance in Medicine / Society of Magnetic Resonance in Medicine 2004;51(6):1138-46.
2003: M Johanna Silvennoinen; Mikko I Kettunen; Risto A Kauppinen
Effects of hematocrit and oxygen saturation level on blood spin-lattice relaxation.
Magnetic resonance in medicine : official journal of the Society of Magnetic Resonance in Medicine / Society of Magnetic Resonance in Medicine 2003;49(3):568-71.
2003: M Johanna Silvennoinen; Chekesha S Clingman; Xavier Golay; Risto A Kauppinen; Peter C M van Zijl
Comparison of the dependence of blood R2 and R2* on oxygen saturation at 1.5 and 4.7 Tesla.
Magnetic resonance in medicine : official journal of the Society of Magnetic Resonance in Medicine / Society of Magnetic Resonance in Medicine 2003;49(1):47-60.
2002: Mikko I Kettunen; Olli H J Gröhn; M Johanna Silvennoinen; Markku Penttonen; Risto A Kauppinen
Effects of intracellular pH, blood, and tissue oxygen tension on T1rho relaxation in rat brain.
Magnetic resonance in medicine : official journal of the Society of Magnetic Resonance in Medicine / Society of Magnetic Resonance in Medicine 2002;48(3):470-7.
2002: Mikko I Kettunen; Olli H J Gröhn; M Johanna Silvennoinen; Markku Penttonen; Risto A Kauppinen
Quantitative assessment of the balance between oxygen delivery and consumption in the rat brain after transient ischemia with T2 -BOLD magnetic resonance imaging.
Journal of cerebral blood flow and metabolism : official journal of the International Society of Cerebral Blood Flow and Metabolism 2002;22(3):262-70.
2001: Jinyuan Zhou; Xavier Golay; Peter C M van Zijl; M Johanna Silvennoinen; Risto A Kauppinen; James J Pekar; Michael A Kraut
Inverse T(2) contrast at 1.5 Tesla between gray matter and white matter in the occipital lobe of normal adult human brain.
Magnetic resonance in medicine : official journal of the Society of Magnetic Resonance in Medicine / Society of Magnetic Resonance in Medicine 2001;46(2):401-6.
2001: Xavier Golay; M Johanna Silvennoinen; Jinyuan Zhou; Chekesha S Clingman; Risto A Kauppinen; James J Pekar; P C van Zij
Measurement of tissue oxygen extraction ratios from venous blood T(2): increased precision and validation of principle.
Magnetic resonance in medicine : official journal of the Society of Magnetic Resonance in Medicine / Society of Magnetic Resonance in Medicine 2001;46(2):282-91.
2001: Martin Kavec; Olli H J Gröhn; Mikko I Kettunen; M Johanna Silvennoinen; Markku Penttonen; Risto A Kauppinen
Use of spin echo T(2) BOLD in assessment of cerebral misery perfusion at 1.5 T.
Magma (New York, N.Y.) 2001;12(1):32-9.
2000: Mikko I Kettunen; Olli H J Gröhn; Jouko Lukkarinen; Pauli Vainio; M Johanna Silvennoinen; Risto A Kauppinen
Interrelations of T(1) and diffusion of water in acute cerebral ischemia of the rat.
Magnetic resonance in medicine : official journal of the Society of Magnetic Resonance in Medicine / Society of Magnetic Resonance in Medicine 2000;44(6):833-9.
1999: Olli H J Gröhn; Jouko Lukkarinen; M Johanna Silvennoinen; Asla Pitkänen; Peter C M van Zijl; Risto A Kauppinen
Quantitative magnetic resonance imaging assessment of cerebral ischemia in rat using on-resonance T(1) in the rotating frame.
Magnetic resonance in medicine : official journal of the Society of Magnetic Resonance in Medicine / Society of Magnetic Resonance in Medicine 1999;42(2):268-76.