Related Experiment Video
Updated: Jun 9, 2026

08:46
A Neonatal Imaging Model of Gram-Negative Bacterial Sepsis
Published on: August 12, 2020
Meningitis in neonates: bench to bedside.
Denis Grandgirard1, Stephen L Leib
1Neuro-Infectiology Laboratory, Institute for Infectious Diseases, University of Bern, Friedbuehlstrasse 51, Bern 3010, Switzerland.
Clinics in Perinatology
|September 4, 2010
Summary
Understanding bacterial meningitis is key to preventing brain injury. Research in experimental models offers insights into neuroprotection and potential therapies for long-term recovery.
Area of Science:
- Neuroscience
- Infectious Diseases
- Pharmacology
Background:
- Central nervous system infections, like bacterial meningitis, have outcomes influenced by pathogen traits and host immune responses.
- The precise mechanisms by which infection causes brain injury are not fully understood.
- Experimental models have begun to elucidate the molecular underpinnings of brain damage and repair in these infections.
Purpose of the Study:
- To review current research on pharmacologic interventions for bacterial meningitis in experimental models.
- To explore how findings from these models can inform the development of improved therapeutic strategies.
- To discuss the potential of neuroprotective interventions for preserving neurological function in survivors.
Main Methods:
- Review of experimental studies on pharmacologic interventions in bacterial meningitis models.
- Analysis of data on molecular mechanisms of brain injury and regeneration.
- Evaluation of therapeutic strategies targeting neuroprotection.
Main Results:
- Experimental models provide insights into the molecular basis of brain injury and regeneration.
- Potential therapeutic targets for mitigating infection-induced brain damage have been identified.
- Adjuvant therapies are being explored to enhance treatment efficacy.
Conclusions:
- Knowledge from experimental models is crucial for developing effective therapies against bacterial meningitis.
- Pharmacologic interventions show promise in protecting the brain and preserving neuro-integrative functions.
- Further research is needed to translate experimental findings into clinical practice for better patient outcomes.
Related Concept Videos
Bacterial Meningitis I: Introduction
Bacterial meningitis is a severe, life-threatening inflammation of the meninges, particularly the pia mater and arachnoid mater, affecting the subarachnoid space, ventricles, and cerebrospinal fluid (CSF). If untreated, it can lead to significant neurological complications or death.Causative AgentsCommon pathogens vary with age and immune status. In adults, major organisms include Streptococcus pneumoniae, Neisseria meningitidis, and Haemophilus influenzae. Streptococcus agalactiae (group B...
Bacterial Meningitis II: Pathophysiology
Bacterial meningitis typically begins when pathogens such as Neisseria meningitidis and Streptococcus pneumoniae colonize the nasopharynx and invade the bloodstream. This process is facilitated by bacterial virulence factors, such as polysaccharide capsules, which resist phagocytosis and complement-mediated killing. Less commonly, bacteria reach the central nervous system via contiguous spread from infections like otitis media or sinusitis, through congenital or acquired dural defects, or...
Bacterial Meningitis
Bacterial meningitis is a severe infectious disease involving inflammation of the meninges, the protective membranes surrounding the brain and spinal cord. It occurs when pathogenic bacteria cross the blood–brain barrier and enter the cerebrospinal fluid. Common causative organisms include Neisseria meningitidis, Streptococcus pneumoniae, Haemophilus influenzae type b, Listeria monocytogenes, and Escherichia coli K1. The exact route of entry varies by pathogen and host condition.Routes of Entry...
Viral Meningitis
Viral meningitis is the most common form of meningitis and is often referred to as aseptic meningitis to indicate the absence of bacterial involvement. It is generally milder than bacterial meningitis, with symptoms including fever, headache, stiff neck, drowsiness, nausea, photophobia, and vomiting. Rarely, more severe manifestations or death may occur. Common causative agents include enteroviruses, particularly coxsackie A and B viruses and echoviruses, all members of the Enterovirus genus...
Brain Abscess l: Introduction
A brain abscess is a focal, intracerebral infection characterized by a localized collection of pus within the brain parenchyma, resulting from microbial invasion and the body’s inflammatory response. It progresses through stages: early and late cerebritis, followed by early and late capsule formation, reflecting tissue destruction, immune response, and eventual encapsulation.Etiology and PathogenesisCausative organisms vary with source and host factors, often involving polymicrobial infections,...

