AA

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AA

The second-highest bond rating by S&P and Fitch. AA is subdivided (in decreasing order) into AA+, AA, and AA-. Bonds with AA ratings are investment-grade, meaning that banks are allowed to hold them. AA bonds are low-risk and low-return. The rating is equivalent to an Aa rating by Moody's.

AA

A grade assigned to a debt obligation by a rating agency to indicate a very strong capacity to pay interest and repay principal. Such a rating indicates only slightly lower quality than the top rating of AAA. Also called Aa.
References in periodicals archive ?
Both amino acids would accentuate the effects of the antidepressants, perhaps to dangerous levels.
Sinai Medical Center in New York City is also conducting a clinical trial of a combination of three amino acids -- protein building blocks -- in an attempt to treat ALS.
The US market for commercial amino acids is growing steadily, and by 2016 is forecast to achieve revenues of over $2 billion, compared with a 2011 figure of $1.
In addition, it also presents a country-level competitive landscape and company profiles of key players in the North America amino acids, peptides, and proteins (nutraceuticals) market.
One epitope (peptide 4 corresponding to amino acids 10-24) was found in the light-chain sequence that met the criterion of 3-fold the background response to this peptide set, returning a total percent of responders equal to 18.
Amino acids, like vitamins and minerals, are concentrated and expensive derivatives of basic foods.
Focus Zone contains a propriety blend of amino acids, including glutamine, arginine and branched-chain amino acids (BCAAs), plus electrolytes.
Major consumption of amino acids has been observed within compound feed sector, which has been growing at a tremendous pace on account of rise in India's poultry sector.
50 years on, although the underlying principles of amino acid analysis remain the same, analysis times for full profiles now take less than two hours to perform.
That codon makes the amino acid isoleucine, just as its counterpart in the most common form of the pump gene does.
All unique nucleotide sequences for each VR were aligned with reference to both the nucleotide and the amino acid sequences, such that all sequences remained in frame, gaps were minimized, and similar codons were aligned.
Gpa1p) amino acid sequences modified by a minimum of 3 amino acids positions within the C-terminal 10 amino acids by substitution by alternative amino acids, a transformed yeast cell comprising said chimeric G.