Article: Reproducibility of Measurements of Regional Myocardial Blood Flow in a Model of Coronary Artery Disease: Comparison of H^sub 2^^sup 15^O and ^sup 13^NH^sub 3^ PET Techniques

Article: Interactions among [sup.18][O.sub.2], ...
Canadian Journal of Chemistry;  January 1, 2008 ;     700+ words ... ... adsorbed [sup.18][O.sub.2] ([sup.18]O) on NO/[C.sub ... presence of [sup.18][O.sub.2] ([sup.18]O) results in changes ... absence of [sup.18][O.sub.2] ([sup.18]O). Pre-annealing ...

Article: NH^sub 4^^sup +^ Currents across the Peribacteroid ...
Plant Physiology;  October 1, 2005 ;     700+ words ...The control of ammonium (NH^sub 4^^sup +^) transport is critical in preventing futile cycles of NH^sub 4^^sup +^/ammonia transport. An unusual ... channel conductance permeable to NH^sub 4^^sup +^ had previously been identified ...

Article: First Evaluation of a ^sup 99m^Tc-Tricarbonyl Complex, ...
The Journal of Nuclear Medicine;  June 1, 2006 ;     700+ words ... ... polar [^sup 99m^Tc(CO)^sub 3^]^sup +^ core with 3 ligating sites ... sub 3^(H^sub 2^O)^sub 3^]^sup +^ (with ^sup 99m^Tc in its ... fac-[^sup 99m^mTc(CO)^sub 3^]^sup +^ core (1-11). Both cores ...

Article: THEORETICAL STUDY OF H^sub 2^...I^sup -^ VAN DER ...
Collection of Czechoslovak Chemical Communications;  June 1, 2005 ;     700+ words ... ... of F + H^sub 2^, the FH^sub 2^^sup -^ photodetachment experiments ... 1^ for H^sub 2^ ... Cl^sup -^, H^sub 2^ ... Br^sup -^ and H ... namely H^sub 2^ ... F^sup -^, H^sub 2^ ... Cl^sup -^, H^sub ...

Article: The energetics of the [X.sub.2] + [X.sup.-] [right ...
Canadian Journal of Chemistry;  December 1, 2006 ;     700+ words ... ... K) for the formation of [X.sub.3.sup.-] from [X.sup.-] and ... differing bond strengths in the [X.sub.3.sup.-] anion but rather depends ... bonding energy of [I.sub.3.sup.-.sub.(g)] The bonding in the ...

Article: Unexpectedly different reactions of ...
Canadian Journal of Chemistry;  January 1, 2009 ;     700+ words ... ... hexamethylbenzene)Mn[(CO).sub.3]].sup.+] readily undergoes abstraction ... sup.6]arene)Mn[(CO).sub.3]].sup.+] systems, whereby the five ... sub.3], Mn[(CO).sub.3.sup.+], or Fe[([C.sub ...

Article: ON THE MAGIC CHARACTER OF Al^sub 6^Au^sup -^
Collection of Czechoslovak Chemical Communications;  February 1, 2007 ;     700+ words ... ... to oxygen. The only known exception to this oxidation are selected clusters2-5, for example, Al^sub 13^^sup -^, Al^sub 23^^sup -^, Al^sub 37^^sub -^, ... . These sizes, usually called the magic numbers6,7, owe their ...