Evidence map›Paper›PMID 31625070›Full record

ArticleMetabolic brain disease2020

The therapeutic and protective effects of bee pollen against prenatal methylmercury induced neurotoxicity in rat pups.

Abir Ben Bacha, Al-Orf Norah, May Al-Osaimi, Abdel Halim Harrath, Lamjed Mansour, Afaf El-Ansary

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Article in Metabolic brain disease, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
1.2field-weighted citation impact, top 23% of its field
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

8 citing papers in PubMed, 23 citations in OpenAlex.

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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 at 1 institution in 1 country.

Abir Ben BachaBiochemistry Department, Science College, King Saud University, P.O Box 22452, Riyadh, 11495, Saudi Arabia. abirghanouchibenbacha@yahoo.fr.
Al-Orf NorahBiochemistry Department, Science College, King Saud University, P.O Box 22452, Riyadh, 11495, Saudi Arabia.
May Al-OsaimiBiochemistry Department, Science College, King Saud University, P.O Box 22452, Riyadh, 11495, Saudi Arabia.
Abdel Halim HarrathDepartment of Zoology, College of Science, King Saud University, Riyadh, Saudi Arabia.
Lamjed MansourDepartment of Zoology, College of Science, King Saud University, Riyadh, Saudi Arabia.
Afaf El-AnsaryCentral Laboratory, King Saud University, Riyadh, Saudi Arabia.
King Saud University · SA

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The current study evaluated the protective and therapeutic potency of bee pollen in ameliorating the toxic effects of methylmercury (MeHg), by measuring certain biochemical parameters related to neurotransmission, neuroinflammation, apoptosis, and glutamate excitotoxicity in the male neonate brain. Healthy, pregnant female rats (N = 40) were randomly divided into 5 groups, each comprising10 male neonates, as follows: (i) neonates delivered by control mothers; (ii) neonates delivered by MeHg-treated mothers who received 0.5 mg/kg BW/day MeHg via drinking water from gestational day 7 till postnatal day 7; (iii) neonates delivered by bee pollen treated mothers who received 200-mg/kg BW bee pollen from postnatal day 0 for 4 weeks; (iv) protective group of neonates delivered by MeHg and bee pollen-treated mothers, who continued to receive bee pollen until day 21 at the same dose, and (v) therapeutic group of neonates delivered by MeHg- treated mothers followed by bee pollen treatment, wherein they received 200-mg/kg BW bee pollen from postnatal day 0 for 4 weeks. Selected biochemical parameters in brain homogenates from each group were measured. MeHg-treated groups exhibited various signs of brain toxicity, such as a marked reduction in neurotransmitters (serotonin (5-HT), nor-adrenalin (NA), dopamine (DA)) and gamma aminobutyric acid (GABA) and elevated levels of interferon gamma (IFN-γ), caspase-3, and glutamate (Glu). Bee pollen effectively reduced the neurotoxic effects of MeHg. Minimal changes in all measured parameters were observed in MeHg-treated animals compared to the control group. Therefore, bee pollen may safely improve neurotransmitter defects, inflammation, apoptosis, and glutamate excitotoxicity.

Indexed as

BeesPollenAnimalsAnimals, NewbornFemaleMaleMethylmercury CompoundsNeuroprotective AgentsNeurotoxicity SyndromesPregnancyPrenatal Exposure Delayed EffectsRandom AllocationRatsRats, WistarMethylmercury CompoundsNeuroprotective AgentsAnd glutamate excitotoxicityAutismBee pollenCaspase-3Interferon gammaMethylmercuryNeurotransmitters

Identifiers

PMID31625070
OpenAlexW2980626576

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Registered trials

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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.