• Aucun résultat trouvé

Use of a beta microprobe system to measure arterial input function in PET via an arteriovenous shunt in rats

N/A
N/A
Protected

Academic year: 2021

Partager "Use of a beta microprobe system to measure arterial input function in PET via an arteriovenous shunt in rats"

Copied!
11
0
0

Texte intégral

Loading

Figure

Figure 1 The shunt apparatus. (a) The shunt apparatus mounted on the acrylic stand with adjustable clamps (upper probe mount and tip location inlaid); (b) Diagram illustrating the design of the shunt, with T-connections for blood pressure measurement, prob
Figure 2 Mean arterial input functions derived from the three methodologies. Individual input functions were corrected for injected activity and aligned by the point of peak activity
Table 2 Bi-exponential fit slope constants for probe-derived, image-derived and manually sampled input functions
Figure 3 Shunt length, flow rate, and arterial source. (a) Effect of shunt length on dispersion of the input function peak (first 5 min shown).

Références

Documents relatifs

Integrating the power spectral densities of the magnetic and electric fields in the 10 to 500 Hz frequency range shows that the energy density of waves is higher inside the

ABSTRACT - In aqueous fluid inclusions, micro-Raman spectrometry allows to analyse SO4 ion and to identify indirectly monoatomic ions by the salt hydrates nucleated during

More specifically, the dichotomy observed in Theorem 1, determined by the position of a with respect to 1, is shown to hold for the exponential-beta distribution at the level of (i)

For each experiment, given the dimensions of the probe, the isotope used and the stereotaxic coordinates of implantation, the volume of each brain structure included in the

Since the spatial distribution of the recoil ions collected by the detector is very weakly sensitive to the value of a βν (see figure 15), this calibration in

HAL is a multi-disciplinary open access archive for the deposit and dissemination of sci- entific research documents, whether they are pub- lished or not. The documents may come

Au stade de la mise sous protection judiciaire, doivent être convoqués par pli judiciaire la personne à protéger et, le cas échéant, les parents, le conjoint, le cohabitant légal,

To this aim, we give asymptotics for the number σ (n) of collisions which occur in the n-coalescent until the end of the chosen external branch, and for the block counting