What does this research mean for the field?

Q: What does this research mean for the field?

Plasma IGFBP-2 is regulated differently than IGFBP-1 in humans, exhibiting minimal daily fluctuations and no suppression by acute insulin secretion, suggesting it serves as a stable reservoir for IGF transport. Novelty: ClaimNovelty.NOVEL_FINDING. Consensus alignment: ConsensusAlignment.NEUTRAL.

October 1, 1991The Journal of Clinical Endocrinology & Metabolism

Variables Controlling the Secretion of Insulin-Like Growth Factor Binding Protein-2 in Normal Human Subjects*

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Why the study?

Do nutritional and hormonal variables regulate plasma IGFBP-2 concentrations in humans?

Structured PICO

Do nutritional and hormonal variables regulate plasma IGFBP-2 concentrations in humans?

Population

38 normal adult subjects, 26 normal term infants (cord sera), 44 hypopituitary adults, and patients with acromegaly

Intervention

Nutritional and hormonal interventions including fasting (up to 9 days), glucose infusion, and growth hormone (GH) administration during caloric restriction

Comparator

Baseline levels or normal adult subjects

Outcome

Plasma IGFBP-2 concentrationssurrogate

Plasma IGFBP-2 is regulated differently than IGFBP-1, showing much less daily fluctuation and no suppression by acute insulin secretion, suggesting it serves as a stable reservoir for IGF transport.

Discussion

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Implication

IGFBP-2 may mark prolonged caloric restriction without acute insulin effects; leaves open its biomarker role pending prospective studies.

Cite This Study

Clemmons et al. (1991) studied this question.

synapsesocial.com/papers/6a06cee0964d5135c0d3d087 https://doi.org/10.1210/jcem-73-4-727

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Variables Controlling the Secretion of Insulin-Like Growth Factor Binding Protein-2 in Normal Human Subjects*

Structured PICO

Discussion

Implication

Cite This Study

Variables Controlling the Secretion of Insulin-Like Growth Factor Binding Protein-2 in Normal Human Subjects*

Structured PICO

Discussion

Implication

Cite This Study

Also Consider

Also Consider