Although a complete fertility evaluation of characteristics such as sperm morphology was not performed, the complete absence of sperm
seen at higher doses indicates likely contraceptive effect.
We're
seeing them at higher doses than the chemicals beekeepers apply directly to the colonies to control varroa mites.
Vandenberg and Catanese report that «although these same effects were not
seen at the higher dose, more than 10 percent of females exposed to 2 microgram BPS / kg / day either killed their pups or provided such poor instrumental maternal care that one or more pups needed to be euthanized.
Not exact matches
«And
at the
higher dose, we
saw a rescue of the neural stem cell pool in aged mice.»
Colvin says she already
sees strong evidence of hyperalgesia in
high -
dose opioid users
at the clinic where she works.
But
at higher — albeit still modest —
doses, it produced repetitive behaviors similar to the tooth - grinding and compulsive skin - picking
seen in human meth and MDPV users.
Lloyd - Jones's editorial is based on a large new study published in the journal that looked
at adults, ages 50 to 80, with cardiovascular disease who took extended - release niacin (vitamin B3) and laropiprant (a drug that reduces face flushing caused by
high doses of niacin) to
see if it reduced heart attack and stroke compared to a placebo over four years.
While biased agonists may be able to be used more safely
at higher doses than other opioids, it remains to be
seen how other side effect profiles will be affected.
«We did
see that giving a
higher dose of the drug seemed to produce a better methylation response among patients,» says Valerie Lee, M.D., a fellow
at the Johns Hopkins Kimmel Cancer Center.
Knockdown of approximately 75 % was
seen at day 7
at a
dose of 0.1 mg per kilogram and 90 %
at day 14
at a
dose of 0.3 mg per kilogram, with more than 70 % suppression persisting
at day 28 in the
high -
dose group.
On the basis of the current studies as well as previous reports on the use of intradermal immunization against influenza, hepatitis B, rabies, and other infectious diseases, 2,3,8 it is becoming clear that use of the intradermal route may
at least partially overcome the relatively poor influenza - specific immune responses
seen in certain
at - risk populations, particularly the elderly, in whom the immune response in general is known to diminish with age.9 Moreover, in times of shortage, the
dose - sparing intradermal approach might be particularly well suited to the young, healthy persons included in the CDC's
high - priority group for vaccination, such as health care workers, as well as to younger, otherwise healthy populations in general.
First, the effects of the first
dose of PRX002 on serum AS in PD patients were similar to what was
seen in young, healthy people in the first trial: up to a 97 % decline in the ratio of free to total AS
at the
highest dose, with the ratio remaining strongly suppressed for
at least four hours (Figure 4, left).
With all that in mind, researchers
at the University of Minnesota School of Public Health wanted to
see if there's been an increase in people taking
high doses of these supplements.
«You can start
seeing adverse effects with chronic use
at high doses,» says Stephen Stone, MD, a professor of dermatology
at the Southern Illinois University School of Medicine in Springfield, Illinois.
For instance, one study on mature broccoli noted genotoxic effects
at high doses, but the same results were not
seen with broccoli sprouts.
Clinically, I have
seen time and again that if you give humans the nutrients they need
at high doses they feel and perform better.
The ingredients do have studies backing their effectiveness, but they are added in
at a very low
dose and the user may only
see results when taking a
higher dosage.
I think docs prescribe that amount of doxy for Lyme diseases, but I've also
seen a study praising doxy's effects when taken
at higher doses.
Individuals with
high levels of insulin
see better improvements in insulin sensitivity than healthy individuals
at the same
dose of resistant starch.
From fig. 2, we can
see that iodine supplementation in groups II and III actually increased the CD4 + to CD8 + ratio, until the onset of autoimmune symptoms
at very
high doses in Group IV when the ratio decreased.
If no improvement is
seen after 1 month
at the
higher dose or if
at any time clinical signs progress, the dog should be re-evaluated.
Penicillins are generally safe, but
at excessively
high doses, neurotoxicity or elevation in liver enzymes could be
seen.
For dogs, neurologic signs may be
seen at doses 400 mg / kg and
higher; ferrets, however, are particularly prone to developing neurologic signs and may do so
at much lower
doses than dogs.
When metronidazole is used
at moderate to
high doses over a long period, you could
see neurologic symptoms, including ataxia (wobbliness), difficulty walking, or abnormal eye movements.
Most ivermectin based heartworm preventives do not carry a
high enough
dose of ivermectin to kill whipworms, though
at other
doses ivermectin could be used (with appropriate cautions -
see link).
«We know what
doses the animals were given, and when we look
at humans, we
see blood levels within that range or actually
higher, which is a cause of concern and should stimulate more human research,» said Jerrold Heindel of the National Institute of Environmental Health Sciences.
«But as I commented
at scienceprogress, the way I
see the ledger, the religious Right gets a handful of anti-science points for views on evolution (and related rationalizations about the age of the earth, etc.), and for some dismissal of climate change theory, but the Left gets many more anti-science points for exaggerating the health and ecological risks of POPs; DDT; GMOs; plastics and plasticizers; pesticide residues; conventional agriculture; low -
dose EM radiation;
high - tension powerlines; climate change; population growth; resource depletion; chemical sweeteners; species extinction rates; biodiversity decline; and I'm sure the list could go on.