Evidence map›Paper›PMID 30324285›Full record

ArticleBiometals : an international journal on the role of metal ions in biology, biochemistry, and medicine2018

Physicochemical characterization of ferric pyrophosphate citrate.

Ajay Gupta, Raymond Pratt, Bhoopesh Mishra

Abstract read
In one paragraph

Article in Biometals : an international journal on the role of metal ions in biology, biochemistry, and medicine, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed
–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

5 citing papers in PubMed.

  1. Revealing the nuclearity of iron citrate complexes at biologically relevant conditions.Biometals : an international journal on the role of metal ions in biology, biochemistry, and medicine · 2024
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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

3 authors.

Ajay GuptaUniversity of California Irvine, Orange, CA, USA.
Raymond PrattRockwell Medical, Wixom, MI, USA.
Bhoopesh MishraPhysics Department, Illinois Institute of Technology, Chicago, IL, USA. b.mishra@leeds.ac.uk.ORCID 0000-0003-0501-835X

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Iron deficiency is a significant health problem across the world. While many patients benefit from oral iron supplements, some, including those on hemodialysis require intravenous iron therapy to maintain adequate iron levels. Until recently, all iron compounds suitable for parenteral administration were colloidal iron-carbohydrate conjugates that require uptake and processing by macrophages. These compounds are associated with variable risk of anaphylaxis, oxidative stress, and inflammation, depending on their physicochemical characteristics. Ferric pyrophosphate citrate (FPC) is a novel iron compound that was approved for parenteral administration by US Food and Drug Administration in 2015. Here we report the physicochemical characteristics of FPC. FPC is a noncolloidal, highly water soluble, complex iron salt that does not contain a carbohydrate moiety. X-ray absorption spectroscopy data indicate that FPC consists of iron (III) complexed with one pyrophosphate and two citrate molecules in the solid state. This structure is preserved in solution and stable for several months, rendering it suitable for pharmaceutical applications in solid or solution state.

Indexed as

Chemistry, PhysicalCitric AcidDiphosphatesIronMolecular StructureCitric AcidDiphosphatesferric pyrophosphateIronFerric pyrophosphate citratePhysicochemistrySynthesisXAFS

Identifiers

PMID30324285
PMCPMC6245090

What OpenQuestion holds

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Registered trials

None linked

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.