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Related Concept Videos

Development of Immunocompetence01:22

Development of Immunocompetence

1.0K
The initiation of cell-mediated immunity can be observed as early as the third month of fetal growth, with active antibody-mediated immunity following approximately one month later.
The initial cells that migrate from the fetal thymus settle within the skin and epithelial tissues lining the mouth, digestive tract, and in females, the uterus and vagina. These cells, including skin-based dendritic cells, serve as antigen-presenting cells, playing a key role in T cell activation.
Subsequent T...
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Immunodeficiency Diseases01:25

Immunodeficiency Diseases

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Immunodeficiency disorders are conditions in which the immune system's ability to fight infectious disease and cancer is compromised or entirely absent. The immune system comprises a complex network of cells, tissues, and organs that work together to protect the body from potentially harmful invaders. When this system is deficient or not functioning properly, it leaves the body susceptible to infections, diseases, or other complications.
There are three main causes of immunodeficiency...
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Pharmacokinetics in Pediatric Patients: Overview and Drug Absorption01:23

Pharmacokinetics in Pediatric Patients: Overview and Drug Absorption

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Understanding the physiological differences in the pediatric population is crucial for effective pharmacotherapy. Neonates, infants, and children exhibit significant variations in gastric pH, gastric emptying time, intestinal transit time, and biliary function. These variations profoundly affect oral drug absorption, necessitating a nuanced approach to pediatric dosing.Neonates present with a unique physiological profile, having a gastric pH greater than 4 and faster and more irregular gastric...
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Pharmacokinetics in Pediatric Patients: Drug Excretion01:26

Pharmacokinetics in Pediatric Patients: Drug Excretion

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In pediatric medicine, understanding the renal function and drug elimination nuances is crucial for administering safe and effective treatments. Newborns, in particular, display markedly slower renal functions than adults, profoundly affecting how drugs are cleared from their bodies. This slower drug clearance requires clinicians to extend the dosing intervals for many medications to prevent drug accumulation and toxicity while ensuring therapeutic efficacy.One key area where these adjustments...
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Vaccinations01:51

Vaccinations

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Overview
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Immunological Memory01:23

Immunological Memory

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Immunological memory, a pivotal pillar of the adaptive immune system, is responsible for the body's ability to remember and respond more swiftly and effectively to previously encountered pathogens. This remarkable feature is what makes vaccines so effective in preventing diseases.
What is Immunological Memory?
Immunological memory is an integral function of the immune system that allows it to recognize and react more rapidly and effectively to pathogens previously encountered. This feature...
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Related Experiment Video

Updated: Mar 3, 2026

Noninvasive Sampling of Mucosal Lining Fluid for the Quantification of In Vivo Upper Airway Immune-mediator Levels
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Noninvasive Sampling of Mucosal Lining Fluid for the Quantification of In Vivo Upper Airway Immune-mediator Levels

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Immunological considerations regarding parental concerns on pediatric immunizations.

Francesco Nicoli1, Victor Appay2

  • 1Sorbonne Universités, UPMC Univ Paris 06, DHU FAST, Centre d'Immunologie et des Maladies Infectieuses (CIMI-Paris), F-75013 Paris, France; INSERM, U1135, CIMI-Paris, F-75013 Paris, France.

Vaccine
|May 4, 2017
PubMed
Summary

Infant vaccinations strengthen the immune system, protecting against severe infections. Multiple vaccines are safe and necessary for infant health, improving outcomes and reducing mortality.

Keywords:
ChildrenHeterologous effectPediatric immunizationVaccine

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Isolation of Leukocytes from the Murine Tissues at the Maternal-Fetal Interface
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Generating a Reproducible Model of Mid-Gestational Maternal Immune Activation using PolyI:C to Study Susceptibility and Resilience in Offspring
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Area of Science:

  • Immunology
  • Pediatrics
  • Vaccinology

Background:

  • Parental concerns exist regarding infant vaccination safety and immune system capacity.
  • Misconceptions about vaccine overload and early administration impact vaccination decisions.

Purpose of the Study:

  • To review the infant immune system's response to immunizations.
  • To address parental concerns about vaccine safety and efficacy in infants.

Main Methods:

  • Review of studies on infant immune responses to vaccines.
  • Analysis of data on vaccine schedules and infant health outcomes.

Main Results:

  • Vaccines enhance infant immune system capabilities, reducing infection risks.
  • Multiple vaccinations improve innate and adaptive immunity, lowering mortality rates.
  • Infants can mount responses to multiple antigens simultaneously without interference.

Conclusions:

  • Current infant immunization schedules are optimized for safety and efficacy.
  • Infant immune systems are capable of handling multiple vaccinations early in life.
  • Vaccination is crucial for preventing infant mortality and promoting healthy immune development.