Changes

**LPS endotoxin causes host damage

**LPS endotoxin causes host damage

**Antibodiy levels rise with age, suggesting that these are not protective

**Antibodiy levels rise with age, suggesting that these are not protective

*Calf diphtheria/necrotic laryngitis [[Respiratory Bacterial Infections - Pathology#In Cattle|in cattle]]:

*[[Calf Diphtheria|Calf diphtheria]]/necrotic laryngitis [[Respiratory Bacterial Infections - Pathology#In Cattle|in cattle]]:

**Necrobacillosis of mouth and pharynx of young calves

**Necrobacillosis of mouth and pharynx of young calves

**Pharyngitis and [[Larynx Inflammatory - Pathology#Infectious causes of laryngitis|laryngitis]]

**Pharyngitis and [[Larynx Inflammatory - Pathology#Infectious causes of laryngitis|laryngitis]]