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ESI Special Topic: Polybrominated Diphenyl Ethers
Publication Date: August 2007

Polybrominated Diphenyl Ethers

ESI Special Topics: August 2007
Citing URL: http://esi-topics.com/pbde/interviews/RF-PerOlaDarnerud.html

A Research Front Map INTERVIEW with Dr. Per Ola Darnerud
 

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This month, Dr. Per Ola Darnerud talks with Special Topics about his paper, "Toxic effects of brominated flame retardants in man and in wildlife" (Environ. Int. 29[6]: 841-53, September 2003), which is a core paper in our Research Front on Brominated Flame Retardants in the Environment, part of our Topic on PBDEs. The paper currently has 99 citations to its credit. According to Essential Science IndicatorsSM, Dr. Darnerud’s record includes 20 papers, half of which are classified in the field of Environment & Ecology, cited a total of 558 times to date. Dr. Darnerud is a Senior Toxicologist and Associate Professor at the National Food Administration in Uppsala, Sweden.

ST:  Would you please describe the significance of your paper and why it is highly cited?


“The health effects of BFRs have been intensely discussed in recent years, and the area of BFR toxicity is rapidly expanding.”


The paper reviews the toxic effects of brominated flame retardants (BFRs) in man and in wildlife. The article gives an updated (2003) and rather concise survey of studies on the toxicity of several major bromine-containing flame retardants, i.e. polybrominated diphenyl ethers (PBDEs), tetrabromobisphenol A and its derivates, hexabromocyclododecane(D) and polybrominated biphenyls. The health effects of BFRs have been intensely discussed in recent years, and the area of BFR toxicity is rapidly expanding. In 2003, few reviews had been published and there was, and still is, an increasing demand for such data.

ST:  How did you become involved in this research, and were there any particular successes or obstacles that stand out?

My own BFR research has been concentrated on the thyroid hormonal effects of PBDEs in rodent models. The research was inspired by the experimental work of Dr. Abraham Brouwer (at that time at the University of Wageningen, Holland), studying mechanisms for thyroid hormone effects of PCBs in rodents, and by Dr. Åke Bergman, at the University of Stockholm, a chemist with an interest in BFRs.

The first review in this area that I was involved in was produced with Nordic cooperation in 1998 with economical support by the Nordic Council of Ministers. A revised version of this Nordic report on PBDE was later (2001) published as a review in an international scientific journal. Being a civil servant at the Swedish National Food Administration, the possibility for me to work in this area and the support of my employer and by colleagues has been decisive in affording the opportunity to produce the review paper in Environment International.

ST:  Where do you see your research and the broader field leading in the future?

The area of BFR toxicology has been vastly expanded in recent years, and today, for economical and other reasons, my own experimental studies may not be defined as front-line research. However, there is at present an even greater need to overview and compile BFR data, and this could be a suitable task for someone in my position.

ST:  Does your work have any social or political implications?

Both my experimental studies and my review work has resulted in an increased awareness of the adverse effects of BFRs, and may have had some impact in the process of restricting or prohibiting some PBDE formulations from commercial markets.End

Dr. Per Ola Darnerud
National Food Administration
Uppsala, Sweden

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Dr. Per Ola Darnerud's most-cited paper with 177 cites to date:
Darnerud, PO, et al., "Polybrominated diphenyl ethers: Occurrence, dietary exposure, and toxicology," ENVIRON HEALTH PERSP, 109 49-68 2001.

Dr. Per Ola Darnerud's paper represented in the Research Front map with 99 cites to date:
Darnerud, PO, "Toxic effects of brominated flame retardants in man and in wildlife," ENVIRON INT, 29 (6): 841-853 SEP 2003.

Source: Essential Science Indicators.


A Closer Look...

A closer look... Below are images sent in by Dr. Per Ola Darnerud which correspond with the featured paper, or current research.

Figure 1:

Figure1: structural formulas of the main BFR groups.

   

ESI Special Topics: August 2007
Citing URL: http://esi-topics.com/pbde/interviews/RF-PerOlaDarnerud.html

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