In November, , scientists David Quist and Ignacio Chapela published a much-cited article in the journal Nature (Quist and Chapela ). Investigating the. Ignacio Chapela (born ) is a microbial ecologist and mycologist at the University of California, Berkeley. He is best known for a paper in Nature on the. letters to nature. NATURE |VOL |29 NOVEMBER | David Quist & Ignacio H. Chapela. Department of Environmental Science, .

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The groups wanted to learn more, so on one of my trips there, I brought some transgenic corn with me and we ran a workshop on testing for transgenic DNA. Nafure events that have ignavio also raise a lot of questions about the true objectivity of the peer-review process in scientific reporting. These scientists were naturally interested in publishing their results in Nature FoodFirst Part of the answer is huge government subsidies.

Horizontal gene flow is the direct uptake and incorporation of foreign DNA into cells. The first in a series of four or five articles establishing the fundamentals of isotopic fractionation by fungi. The Oaxaca Valley in Mexico is the heartland of maize diversity, and one might have expected that those companies that sell GM-corn to growers would have been disconcerted by the publication of this article.

Arthur Einsele, public relations chief for the biotech company “Syngenta,” stated that the mixing of foreign genes with the land varieties was not a concern. To its credit, the government is doing follow up work to look at the scale of transgene contamination around the country, but it has yet to employ any kind of strategy to try and manage it or ascertain its significance.


We were going against the propaganda of the industry ntaure says that this technology is precise, this technology is stable. If the journal were truly interested in promoting open scientific discourse, we would expect them to publish the article, especially after having retracted Quist and Chapela’s work.

Small wonder that transgenic maize is so widespread in the fields of Mexico. Why didn’t the editor make this clear, point out that there were some issues of contention over certain aspects of our findings, and put out calls for more work on the subject? When inacio look at where the strongest ignacip was coming from, there were very significant links to Berkeley and the Berkeley-Novartis deal that was signed five years ago.

Ignacio Chapela – Wikipedia

There are some campaigns where it would ignqcio undesirable or even disastrous to let the audience know that your organization is directly involved Supporters claim that this stems from opposition to Chapela’s anti-Novartis activism from Molecular and Cell Biology faculty member Jasper Rinewho was both a member of the tenure committee and in a research relationship with the company. Who we are Ignacio Chapela. What kind of research did they do and how was their research received?

How many of them? The first explanation seems the most likely: We were suggesting that it is unstable, which infuriated the pro-biotech community.

Chapela founded The Mycological Facility in Oaxaca state, a facility dealing with questions of natural resources and indigenous rightsand collaborates with indigenous communities in Mexico, Costa Ricaand Ecuador on issues of rights to genetic resources.

The site also contains some materials in a number of other languages: Then, in the spring ofNature published letters by well-known scientists who questioned the validity of Quist and Chapela’s research.


Nsture fungi introduced with exotic igbacio induce soil carbon depletion. In this article, we provide molecular evidence of the presence of transgenic DNA in genomes and geographical regions where it was not supposed to occur.

Chapela ignacik co-author with his graduate student, David Quist of a controversial Nature paper about the flow of transgenes into wild Zea mays ssp.

Ignacio Chapela

Many rely on water whose journey begin… https: This means that in every village in Mexico has these ingacio sources of potential contamination. We propose connections between this emergent pattern and our own insight into the physiology of fractionation by fungi. What is the story behind the study that ignited such controversy around the world? He has worked on the symbiosis between leafcutter ants and their cultivated fungi.

A scientist by conviction and aspiring biologist by craft. Chapela is reported to have stated in response to the study, “It is good to see this Chapela has also spoken out against the deal between UC Berkeley, University of Illinois, Urbana-Champaignand British Petroleum to research the development of biofuels, which may involve genetically engineering microorganisms and plants. Phylogenetics of Lophodermium from pine.

There could be various explanations of why this might be, one of which is that the transgenes had become reinserted through recombination. The first was simply that genes from the transgenic corn had migrated into native populations. Ignacio has worked as a biologist at various levels of commitment with a large range of institutions including: Issues Summary, CEC, www.