Moraxella is a genus of gram-negative bacteria in the family Moraxellaceae. It is named after the Swiss ophthalmologist Victor Morax. The organisms are short rods, coccobacilli, or as in the …

Jun 17, 2025 · Moraxella catarrhalis is a gram-negative diplococcus that commonly colonizes the upper respiratory tract. It is a leading cause of otitis media in children, acute exacerbations of …

May 7, 2025 · Moraxella catarrhalis — abbreviated as M. catarrhalis — is a bacterium commonly found in the respiratory tract of small children and even some primates. Up until the past few …

Jan 30, 2019 · Moraxella catarrhalis (M. catarrhalis) is a type of bacteria that’s also known as Neisseria catarrhalis and Branhamella catarrhalis. It used to be considered a normal part of …

Respiratory tract carrier rates of Moraxella (Branhamella) catarrhalis in adults and children and interpretation of the isolation of M. catarrhalis from sputum.

Nov 18, 2025 · Is Moraxella catarrhalis the same type of bacteria that causes UTIs and STDs? Moraxella catarrhalis belongs to the family Moraxellacea. Despite similarities between …

Sep 22, 2024 · Moraxella catarrhalis is an exclusively human commensal and mucosal pathogen. 1 It is a Gram-negative, aerobic, oxidase-positive diplococcus. It is also known as Branhamella …

Jun 12, 2025 · Moraxella species answers are found in the Johns Hopkins ABX Guide powered by Unbound Medicine. Available for iPhone, iPad, Android, and Web.

Moraxella catarrhalis (formerly called Neisseria catarrhalis or Micrococcus catarrhalis) has emerged as a significant opportunistic pathogen. It is a gram-negative, aerobic diplococcus …

Moraxella is defined as a genus within the family Moraxellaceae, comprising 18 valid species, including Moraxella catarrhalis, which are primarily commensals of mucosal surfaces but can …