Early Maternal Separation Alters Mothering But Has Subtle Opioid Changes in Adult Offspring

Maternal separation altered maternal care behavior but produced only minor changes in adult offspring brain opioid peptide levels and behavior, suggesting resilience mechanisms partially compensate for early life adversity.

Marmendal, Maarit et al.·Developmental psychobiology·2004·Preliminary EvidenceAnimal StudyAnimal Study
RPEP-00946Animal StudyPreliminary Evidence2004RETHINKTHC RESEARCH DATABASErethinkthc.com/research

Quick Facts

Study Type
Animal Study
Evidence
Preliminary Evidence
Sample
Not reported

What This Study Found

Maternal separation significantly altered maternal care patterns but produced only subtle changes in adult offspring brain opioid peptides and behavior, suggesting compensatory mechanisms partially buffer against early-life adversity effects.

Key Numbers

How They Did This

animal-study study on opioid-peptides, anxiety-mood.

Why This Research Matters

Relevant for opioid-peptides, anxiety-mood, addiction, neuropeptides.

The Bigger Picture

Advances peptide research.

What This Study Doesn't Tell Us

See abstract.

Questions This Raises

  • ?Further research needed.
  • ?Clinical translation to evaluate.

Trust & Context

Key Stat:
Key finding Maternal separation significantly altered maternal care patterns but produced only subtle changes in adult offspring brain opioid peptides and behavio
Evidence Grade:
preliminary evidence.
Study Age:
Published in 2004.
Original Title:
Maternal separation alters maternal care, but has minor effects on behavior and brain opioid peptides in adult offspring.
Published In:
Developmental psychobiology, 45(3), 140-52 (2004)
Database ID:
RPEP-00946

Evidence Hierarchy

Meta-Analysis / Systematic Review
Randomized Controlled Trial
Cohort / Case-Control
Cross-Sectional / Observational
Case Report / Animal StudyOne case or non-human subjects
This study

Tests effects in animals (usually mice or rats), not humans.

What do these levels mean? →

Frequently Asked Questions

What was studied?

Early Maternal Separation Alters Mothering But Has Subtle Opioid Changes in Adult Offspring

What was found?

Maternal separation altered maternal care behavior but produced only minor changes in adult offspring brain opioid peptide levels and behavior, suggesting resilience mechanisms partially compensate for early life adversity.

Read More on RethinkPeptides

Cite This Study

RPEP-00946·https://rethinkpeptides.com/research/RPEP-00946

APA

Marmendal, Maarit; Roman, Erika; Eriksson, C J Peter; Nylander, Ingrid; Fahlke, Claudia. (2004). Maternal separation alters maternal care, but has minor effects on behavior and brain opioid peptides in adult offspring.. Developmental psychobiology, 45(3), 140-52.

MLA

Marmendal, Maarit, et al. "Maternal separation alters maternal care, but has minor effects on behavior and brain opioid peptides in adult offspring.." Developmental psychobiology, 2004.

RethinkPeptides

RethinkPeptides Research Database. "Maternal separation alters maternal care, but has minor effe..." RPEP-00946. Retrieved from https://rethinkpeptides.com/research/marmendal-2004-maternal-separation-alters-maternal

Access the Original Study

Study data sourced from PubMed, a service of the U.S. National Library of Medicine, National Institutes of Health.

This study breakdown was produced by the RethinkPeptides research team. We analyze and report published research findings without making health recommendations. All interpretations are based solely on the published abstract and study data.