Should Laboratory Tests on Animals Be Eliminated?

February 22, 2008

Animaltestingidea Call me conflicted. Over the years, I’ve owned four dogs, two cats, several fish, and a rabbit that we affectionately called "Mr. Bunny" until, when he was his deathbed, a vet informed us that he was actually a female. I was a fairly serious vegetarian for a number of years, until the difficulty of stomaching another tofu burger finally drove me back into the realm of reluctant carnivores. I do own a pair or two of leather shoes, but mostly they gather dust in the back of my closet. I always brake for squirrels. So while I’m not about to don a ski mask and join the Animal Liberation Front, I am concerned about the suffering that various creatures experience when they’re used in laboratory experiments. At the same time, I’m also concerned about possibly interfering with research that might provide cures for diseases that cause humans to suffer and/or die. 

That’s why this article from Information Week caught my attention:   

American scientists could use robots, cells and computational modeling to test chemicals and phase out the use of lab animals, thanks to a multiagency pact announced this week.

The U.S. Environmental Protection Agency and the National Institutes of Health signed a memo of understanding to use new testing methods. The agencies announced the toxicity testing agreement Thursday. The details are published in the journal Science.

Two NIH institutes will work with the EPA to use the NIH Chemical Genomics Center's (NCGC) high-speed, automated screening robots to test compounds researchers suspect are toxic. The robots, created for the human genome project, could perform 10,000 cell screenings, using isolated molecular targets, each day.

NIH said the plan could generate data more relevant to humans; increase the number of chemicals tested; reduce time; and save money.

At a press conference, the government scientists said that while animal research had led to important discoveries, it is also expensive, inefficient and not always a reliable indicator of how chemicals will affect humans. Scientific American adds more details:

The news here is the capacity to test many thousands of compounds, something we haven't had until this collaboration," Samuel Wilson, acting director of the NIH National Institute of Environmental Health Sciences and NTP, said at the press conference. The new research model would allow scientists to test 100,000 compounds in 1,500 different concentrations in about two days compared with years if the testing was done on animals. This sort of "high-throughput" testing will enable researchers to generate more data relevant to humans, and at the same time reduce the amount of animal experimentation. The cross-species extrapolation from animals to humans is "not always as precise as it should be," Wilson said. "This collaboration is a milestone because it gives us the ability to apply a new generation of approaches to determining toxicities.

If it indeed turns out that this new sort of testing regimen provides more reliable results than the old practices — i.e, exposing animals to chemicals, observing whether or not they get sick, and then dissecting their bodies to study the damage — then it’ll be difficult to justify animal testing on the grounds of scientific necessity or primacy of human needs. The Boston Globe’s Quest for Knowledge blog had this to say on the subject:

"The idea that in 10 years we could be out of animal testing in commercial products is not pie in the sky ... the opportunity is here," said Alan Goldberg, who directs the Center for Alternatives to Animal Testing at Johns Hopkins University. "Humane science is better science."

The Globe had this caveat:

Still, animal testing will not end immediately. Government officials need to validate the new methods before they are widely accepted — a process that could take a decade or more.

Beyond that, there’s another catch. As the Wikipedia article on animal testing details, toxicological tests are only one of the ways in which animal subjects are used in laboratories. For example, some researchers insist that experiments on monkeys and chimpanzees play a crucial role in the search for a cure for Parkinson’s disease, while others attest to the value of studying animals that have been genetically modified to develop human ailments. These types of animal research presumably would continue.

Or maybe they shouldn’t. The European Union, which already has enacted a ban on the use of animals in toxicology testing for cosmetics, is reportedly considering a broader prohibition on other sorts of animal research as well. Here’s a U.K. Guardian story that quotes pro-testing scientists, and an anti-testing counterpoint by British animal rights activist Michelle Thew.

So maybe it’s time to ask the big question: Should all animal testing be eliminated? Express your opinion below.


Patrick J. Kiger has written for print publications ranging from GQ to the Los Angeles Times Magazine, and is the co-author of two books, Poplorica: A popular history of the fads, mavericks, inventions and lore that shaped modern America," and Oops: 20 life lessons from the fiascoes that shaped America. For more of his work, check out his web site, www.patrickjkiger.com.
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