How to lose weight is one of the most thoroughly researched questions in the past 100 years, and at this point we have enough good human trials to stop worrying
about rat studies.
If my my cholesterol is 250 + and and I'm contemplating going on Lipitor, I don't give a shit
about the rat study in India.
Not exact matches
Even if it turns out that there are no useful applications of behavioral assay methods with
rats, these
studies should be interesting in themselves because they may tell us something
about our ability to determine what it is like to be another organism.12
I always wash oats because I read a
study about finding
rat feces in them.
Alarmed by DMSO's sudden popularity and worried
about misuse of it, the U.S. Food and Drug Administration banned the substance for medical use in 1965, citing a
study that suggested it caused eye damage in laboratory
rats.
Johns Hopkins University researchers
studied the auditory systems of
rats, which are deaf until
about 12 days of age.
Rattus detentus, a Rodent of Unusual Size: On Manus Island, separated from New Guinea by
about 100 miles of ocean, researchers found one of the largest
rats known from the Melanesian archipelago, a particularly rich region for
rat diversity, according to the April
study in the Journal of Mammalogy.
The naked mole
rat, a long - lived rodent, is being
studied for the secrets its biology can reveal
about healthy aging.
He was completely baffled until he read
about a 1968 research
study conducted in India that linked a milk protein to liver cancer in lab
rats.
To examine this link more closely, Swartzwelder and colleagues
studied the sedative effects of alcohol by injecting the equivalent of
about 20 drinks of alcohol into adolescent and adult
rats of both genders and throughout the females» estrous cycle.
Four recent
studies in mice,
rats and monkeys suggest that a high - fat diet during pregnancy may have adverse effects on offspring, adding another item to the list of things moms - to - be might fret
about.
A new
study conducted in
rats offers clues
about how teen drinking alters brain chemistry, suggesting early alcohol use has long - term effects on decision making.
These
rat studies square with what we already know
about the role of touch in neurological development.
A
study in
rats suggests high cellphone radiation exposure is linked to tumours, but the experiment can't tell us much
about how we normally use phones
Martin Kreitman, an evolutionary geneticist at the University of Chicago, is concerned
about the accuracy of matching up the mouse and
rat genomes, but says the basic message of the
study is «certainly correct.»
In the new
study, newborn
rats were exposed to 0, 25, or 50 milligrams of manganese per kilogram of body weight per day, for either the first 21 days after birth or for the duration of the
study (
about six months).
«Early exposure to too much manganese causes attention deficits in
rats: Findings in lab
study support concerns
about adverse effects on children of exposure to too much manganese early in development.»
However, closer scrutiny of these
studies raises questions
about the role of CD4 + T cells as the sole mediators of corneal graft rejection, as corneal allografts undergo immune rejection in 33 % of the mice and 64 % of the
rats treated with anti-CD4 monoclonal antibody (12, 13) and in 45 % of the CD4 KO mice (14).
The
study states that the findings are in
rats but there is no limitations section
about the implied extrapolation to humans.
«This
study in mice and
rats is under review by additional experts,» the NIH said in a statement
about the findings.
Perhaps you've heard the stories
about artificial sweeteners causing cancer in lab
rats, but you also heard those
studies used doses much greater than a normal human would ingest.
If you're skeptical, think
about this: In one
study,
rats in a maze chose a path that led to Oreos just as frequently as a path that led to cocaine.
Although more research is needed
about the effects of chia seeds on heart health in humans, one
study in
rats found that eating chia seeds lowered blood triglyceride levels and boosted levels of beneficial HDL cholesterol (55).
Rats generally live for
about two years, thus the
study was 100 weeks in length.
I don't know anything
about that monkey
study, but given your understanding of the
rat study, I would need to see the original paper to be able to buy what you are saying.
I'd be extremely skeptical of using
rat studies to draw conclusions
about humans when it comes to fertility.
Similar fructose increases have been reported in healthy volunteers who consumed fructose loads between 0.5 and 0.75 g / kg34 and in individuals who consumed fructose - sweetened beverages with mixed meals.35 Leptin and ghrelin levels were indistinguishable following acute ingestion of glucose or fructose, a finding possibly attributable to the short time interval of observation; leptin levels typically change 4 to 6 hours after glucose administration.36 Although fructose was previously reported to be less effective than glucose in suppressing ghrelin, such differences may be attributable to the different conditions and timing of ghrelin measurements.10 Little is known
about the acute PYY response to fructose ingestion compared with glucose ingestion, although 1
study in
rats found higher rather than lower PYY levels after 24 hours of glucose but not fructose feeding.11 Whether such disparities are related to
study design or species differences remains uncertain.
Here's a general thought on the mice /
rat studies that has been brought up in Calorie Restriction circles when they also talk
about fasting (especially alternate day fasting): the shorter lifespan of the rodents completely screws up the data.
However, speculation
about what might occur or force the growth into decline could be discussed usefully in the light of animal overcrowding
studies (
rats for example) already carried out and reported.
Ivan Oransky, the executive editor of Reuters Health, who also blogs on medical research and the press, has an important post at his invaluable Embargo Watch blog revealing how the embargo rules, involving signed agreements, used by those involved with the
rat study appear to have had the opposite goal — making sure reporters ran with the scary news
about tumor rates and premature mortality in
rats fed chow with G.M.O. ingredients without having time for analysis and crosschecking.
I hope that Dr. Mehmet Oz, who featured the
rat study on his popular television show, will tell his viewers
about the French academies» statement.
A
study of the effect of genetically modified corn on
rats that you may have read
about earlier this week doesn't seem to have said much
about whether GMOs are safe.
A week or two ago, I deleted the passages in my post where I called Nuccitelli stupid (or that thinking a psychology
study about white males could be counted as mitigation or methods in this context was stupid), and where I lingered on the intelligence of the
raters and authors.
If people can lie
about their methods, if we can do subjective
rater studies now with intensely biased
raters breaking independence and blindness in an online forum, mocking the participants they're rating, then hell, all bets are off.
He also surveyed the resources question in an analysis largely bereft of economics, but his most remarkable and statement was perhaps his suggestion that
studies of overcrowding among
rats could tell us something
about the human behaviour we might expect:
The Cook
study was
about papers, and you make no mention that most of the papers included in the consensus were coded by human
raters as implicitly endorsing AGW.
Studies in
rats show that leg muscles only produce this molecule when they are actively being flexed (for example, when the animal is standing up and ambling
about).
In one seminal (no pun intended)
study,
raters were more likely to correctly match pictures of infants with biological fathers than biological mothers (i.e., babies looked more like dad than mom); 4 however, this finding has not been replicated by subsequent research.5, 6 Interestingly, dads who think their kids look like them tend to have more positive relationships with those children.7 It makes sense that mothers (and mothers» relatives) are more likely to say that a baby looks like the father, possibly as a form of reassuring the father of his paternity.8 Although, to be fair, there is just something
about a bald chubby baby that looks more «dad - like» than «mom - like.»