Amino acids

Although protein levels and amino acid profiles in Artemia may show fluctuations between strains and life stage, these fluctuations are generally much less pronounced than for the lipid fraction(Table 6.1). Generally, Artemia nauplii as well as adults contain sufficient levels of the 10 amino acids that are considered essential for fish larvae. Even so, methionine seems to be the first limiting amino acid when feeding nauplii to fish larvae (Fynh et al. 1993; Concei^o 1997; Helland et al. 2000) followed by leucine (Conceicao 1998). Most protein in Artemia nauplii consists of small size proteins with a molecular weight between 7.4 and 49.2kiloDaltons (kDa) (Garcia-Ortega et al. 2001). The presence of these low molecular weight peptides and free amino acids in nauplii, together with their autolytic capacity and high solubility, account for the easy digestion ofthe proteins by young larvae. Parthenogenetic Artemia seem to contain three times more FAA than the GSL strain.

How To Have A Perfect Boating Experience

How To Have A Perfect Boating Experience

Lets start by identifying what exactly certain boats are. Sometimes the terminology can get lost on beginners, so well look at some of the most common boats and what theyre called. These boats are exactly what the name implies. They are meant to be used for fishing. Most fishing boats are powered by outboard motors, and many also have a trolling motor mounted on the bow. Bass boats can be made of aluminium or fibreglass.

Get My Free Ebook


Responses

  • PRIMA
    Which amino acids prawns?
    1 year ago

Post a comment