Helianthus - ț̢
A genus of tall, erect American herbs of the Compositae. The seeds yield oil and are used as food and animal feed; the roots of Helianthus tuberosum (Jerusalem artichoke) are edible.
Synonyms : Artichoke, Jerusalem, Sunflowers
Helichrysum - ț̢
A plant genus of the family ASTERACEAE. Members contain CHALCONE, helichrysetin, arenarin, and flamin.
Synonyms :
Helicobacter - ț̢
A genus of gram-negative, spiral-shaped bacteria that has been isolated from the intestinal tract of mammals, including humans. It has been associated with PEPTIC ULCER.
Synonyms : Gastrospirillum
Helicobacter felis - ț̢
A species of HELICOBACTER that colonizes in the STOMACH of laboratory MICE; CATS; and DOGS. It is associated with lymphoid follicular hyperplasia and mild GASTRITIS in CATS.
Synonyms :
Helicobacter heilmannii - ț̢
A species of gram-negative, spiral-shaped bacteria found in the gastric mucosa that is associated with chronic antral gastritis. This bacterium was first discovered in samples removed at endoscopy from patients investigated for HELICOBACTER PYLORI colonization.