Evidence map›Paper›PMID 34840462›Full record

ArticleVeterinary world2021

Endocrine, energy, and lipid status during parturition and early lactation in indigenous goats native to the Algerian Sahara.

Kamilia Henna, Sofiane Boudjellaba, Farida Khammar, Zaina Amirat, Didier Chesneau, Salima Charallah

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In one paragraph

Article in Veterinary world, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed, 1 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

4 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
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  3. Selenium Yeast AlleviatesAnimals : an open access journal from MDPI · 2025
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

6 authors.

Kamilia HennaDepartment of Biology and Physiology of Organisms, University of Science and Technology Houari Boumediene, Faculty of Biological Sciences, Laboratory of Research on Arid Lands, BP 32 El Alia, 16111, Algiers, Algeria.
Sofiane BoudjellabaDepartment of Pre-Clinic, Higher National Veterinary School, Laboratory of Research Management of Local Animal Resources, Abbes Street, Oued-Smar, 16000, Algiers, Algeria.
Farida KhammarDepartment of Biology and Physiology of Organisms, University of Science and Technology Houari Boumediene, Faculty of Biological Sciences, Laboratory of Research on Arid Lands, BP 32 El Alia, 16111, Algiers, Algeria.
Zaina AmiratDepartment of Biology and Physiology of Organisms, University of Science and Technology Houari Boumediene, Faculty of Biological Sciences, Laboratory of Research on Arid Lands, BP 32 El Alia, 16111, Algiers, Algeria.
Didier ChesneauDepartment of Animal Physiology and Farming System, University of François Rabelais, F-37041, Tours, Reproductive and Behavioral Physiology, National Institute of Agriculture, Food and Environment, INRAE UMR85, ER 11, Neuroendocrinology of sexual interactions and behaviors, CNRS, IFCE, Nouzilly, France.
Salima CharallahDepartment of Biology and Physiology of Organisms, University of Science and Technology Houari Boumediene, Faculty of Biological Sciences, Laboratory of Research on Arid Lands, BP 32 El Alia, 16111, Algiers, Algeria.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

BACKGROUND AND

aimGoats are widely distributed in southwest Algeria. The Saharan goat is perfectly adapted to the harsh conditions of arid areas, and it is characterized by resistance to long photoperiod and reduced metabolic needs, allowing the survival of its offspring by maintaining lactation. Several studies have demonstrated that parturition and lactation are critical periods that induce hormone, energy, and lipid status changes in mammals. However, the relationship between the blood biochemical parameters of parturition control and lactation functions in the Algerian Saharan goat has not been thoroughly documented. Therefore, this study assesses hormone and metabolite levels during parturition and early lactation in Saharan goats reared in arid areas. MATERIALS AND

methodsExperiments were performed on 14 multiparous female goats, and blood samples were collected during parturition, 4 days postpartum (D1PP-D4PP), and during the first 12 weeks of lactation (W1-W12) to analyze prolactin, cortisol, glucose (GLU), total proteins (TP), cholesterol (CHO), triglycerides (TGs), total lipids (TL), low-density lipoproteins (LDLs), high-density lipoproteins (HDLs), and very LDLs (VLDLs).

resultsStatistical data analysis revealed a significant (p<0.05) increase in plasma prolactin concentrations at W1 after parturition, reaching maximum values at W3 and W9, and remained high until W12 of lactation. Plasma cortisol levels were high at parturition, reaching two peaks at W3 and W9, and then decreased at W5, W7, and W12 of lactation. No significant changes were found in serum GLU levels during the first 7 weeks of lactation compared with parturition day; then, the levels became significantly (p<0.05) lower at W8, W11, and W12 of lactation. Plasma TP increased significantly (p<0.05) at D3PP, W1, and W4, then decreased significantly (p<0.05) at W8. In addition, this decrease coincided with that of GLU production. Serum CHO, TGs, TL, LDLs, and VLDLs, were low at parturition and high at D4PP and during the first 3 months of lactation. Furthermore, HDL levels were low at D3PP, 1

conclusionThis study emphasized the impact of parturition and the 1

Indexed as

hormoneslactating goatmetabolic profileparturitionSahara

Identifiers

PMID34840462
PMCPMC8613793

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.