Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Unrooted tree showing the phylogenetic positions of Clostridium aldenense sp. nov. and C. citroniae sp. nov. (in boldface type) within the C. coccoides rRNA cluster of organisms. The tree was constructed using the neighbor-joining method based on a comparison of approximately 1,390 nucleotides. Bootstrap values, expressed as percentages of 500 replications, are given at the branching points. GenBank accession numbers are given in parentheses.
