Neonatal Asphyxia Model
Neonatal Asphyxia Model - Related Videos
10:36
A Swine Model of Neonatal Asphyxia
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Cited by 48 •
2011
Large animal models have good translational values in the examination of physiology and pharmacology of neonatal asphyxia. Using newborn piglets, we develop an experimental protocol to simulate neonatal asphyxia which has advantages of studying the systemic and regional hemodynamics, oxygen transport with biochemical and pathologic pathways and correlations.
10:30
A Piglet Model of Neonatal Hypoxic-Ischemic Encephalopathy
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Cited by 34 •
2015
Hypoxic-ischemic encephalopathy following perinatal asphyxia can be studied using animal models. We demonstrate the procedures necessary for establishing a piglet model of neonatal hypoxic-ischemic encephalopathy.
09:13
A Neonatal Mouse Model of Necrotizing Enterocolitis and Lamina Propria Isolation for Immune Cell Profiling
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Cited by 2 •
2025
This protocol outlines a neonatal mouse model of necrotizing enterocolitis (NEC) and subsequent isolation of lamina propria immune cells from the neonatal murine small intestine.
13:31
A Neonatal Mouse Spinal Cord Compression Injury Model
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Cited by 4 •
2016
This article describes a method for generating a reproducible spinal cord compression injury (SCI) in the neonatal mouse. The model provides an advantageous platform for studying mechanisms of adaptive plasticity that underlie spontaneous functional recovery.
03:45
Modeling Infection in Neonatal Mice Using Encapsulated Bioluminescent Bacteria
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2026
Source: Seman, B. G., et al. A Neonatal Imaging Model of Gram-Negative Bacterial Sepsis. J. Vis. Exp. (2020)The video demonstrates a neonatal mouse model for studying systemic infection using encapsulated bioluminescent bacteria. Neonatal pups are injected with high- or low-dose bacterial suspensions and returned to their mother for postnatal care. The encapsulated bacteria evade early immune detection, spread systemically, and are visualized over time using luminescence imaging. This model...
FAQs
The combined shortage of oxygen and circulation creates cellular stress and energy failure in the developing brain. When oxygen and blood flow are restored, the resulting sequence can continue through inflammation and neurological damage rather than ending immediately with the initial interruption. Reproducing this progression helps investigators examine how early physiological disruption contributes to neonatal encephalopathy.
Restoration of oxygen and circulation is important because injury may evolve after the original deprivation. A model that includes this phase can represent the transition from hypoxia-ischemia to subsequent cellular stress, inflammation, and neurological impairment. This design allows researchers to evaluate whether an intervention influences injury during recovery, not only during the initial oxygen and blood-flow deficiency.
The model supports investigation of several connected processes, including hypoxic-ischemic injury, cellular energy failure, inflammation, and neurological damage. Examining these processes together is useful because the model links an interruption in oxygen and circulation with later brain consequences. That mechanistic information can guide the search for biomarkers and help identify targets for neuroprotective treatments.
Researchers can use the model to assess therapeutic hypothermia as a response to hypoxic-ischemic injury. Because the system reproduces controlled oxygen and blood-flow deficiency followed by restoration, investigators can examine whether cooling changes the resulting cellular stress, inflammation, or neurological damage. The findings may clarify how this neuroprotective treatment performs within experimental neonatal encephalopathy research.
The central stages are controlled induction of hypoxia-ischemia and subsequent restoration of oxygen and circulation. Together, they reproduce the sequence associated with interrupted birth-related oxygen supply and recovery. Researchers then examine outcomes such as cellular stress, inflammation, energy failure, and neurological damage. This workflow connects the experimental insult with measurable consequences relevant to newborn brain injury.
A neonatal asphyxia model can provide information about the mechanisms of hypoxic-ischemic injury, changes in biomarkers, and the extent of neurological damage. These outcomes allow investigators to connect the induced oxygen and blood-flow deficiency with biological responses and brain effects. The resulting data can support comparisons of candidate interventions and improve interpretation of neonatal encephalopathy research.
This model is useful when researchers need to study newborn brain injury caused by perinatal asphyxia in a controlled experimental setting. It supports research on disease mechanisms, biomarker evaluation, and testing of neuroprotective treatments, including therapeutic hypothermia. Its broader relevance lies in helping develop strategies intended to reduce the long-term disability associated with neonatal encephalopathy.