AIDS-like Illness Found in African Chimps
Finding could shed light on how the disease affects humans
WEDNESDAY, July 22 (HealthDay News) -- Scientists have discovered that a species of African chimp can develop the equivalent of AIDS when infected with an HIV-like virus, a finding that could shed light on how the disease wreak...
Scientists Find Evidence of Human-like Altruism in Chimps
Researchers at the Max Planck Institute for Evolutionary Anthropology, Leipzig, Germany, have investigated evidence of human like altruism in chimpanzees .
Debates about altruism are often based on the assumption that it is either unique to humans or else the human version differs from that...
E. Coli Bacteria Migrating Between Humans, Chimps
Scientists from the University of Illinois at Champaign-Urbana have found that people employed in chimpanzee-focused research and tourism// in a park in western Uganda are exchanging gastrointestinal bacteria – specifically Escherichia coli – with local chimpanzee populations. And some of the E. co...
Origin of HIV Traced To Wild Chimps
According to the study conducted by an international team of researchers it was found that HIV in wild chimpanzees in southern Cameroon. The researchers analyzed the feces sample collected// from the chimpanzee found from forest floors in Africa. They collected 599 fecal samples from 10 forest site...
Evolution May Have Made Humans More Cancer Prone
... Scientist thinks bigger brain could explain difference from chimps
FRIDAY, June 12 (HealthDay News) -- Did humans lose some o...comparing gene expression in the brain, testes, liver, kidneys and heart of chimps
and humans. Chimps, which are considered human's evolutionary kin, have low...
Thinking Man's Chimp Shows 1st Animal 'Planning'
...collected in advance. This seems like a very clear-cut example."
Pusey noted other examples of apparently deliberate, forward-thinking behavior by chimps
in the wild: walking long distances to food sources, such as a fruit tree or termite mount. "This gives us a strong feeling that they have in mind som...
Surgeon operates to rescue chimp with rare deformity
... to recur and interfere with bone development. In chimps
and humans however, the areas of growth at the end...us to secure the two ends of the bone.
as pets is illegal but rife on the black market in...nzees are slaughtered for their meat and the young chimps
are then taken away and sold as pets.
Common human viruses threaten endangered great apes
...this started as soon as people got close enough to chimps
to transmit diseases. There is a correlation betwe...t Africa. The outbreaks sickened almost all of the chimps
and led to a significant number of deaths.
All available tissue samples taken from chimps
who had died tested positive for one of two paramy...
Chimps Top Humans in Number Recall
...ts who did a memory test involving numbers.
and humans were briefly shown various numbers from...numbers were then replaced with blank squares. The chimps
and humans had to remember which number appeared i... squares in the appropriate sequence.
The young chimps
performed better on the test than either their mot...
Completely Neutral Evolutionary Changes Helped Shape Our Genome
...ir study across the whole human genome, they found more than 1200 such pieces of mitochondrial DNA of various lengths embedded into chromosomes. While chimps
have a comparable number, mice and rats only have around 600 numts. Since they increase in frequency as species advance, it suggested there was some e...
chimps in Medical Technology
Scientists Discover Origin of Malaria
...vory Coast scientists from the Robert Koch Institute and Max Planck Institute for Evolutionary Anthropology collected tissue and blood samples from 10 chimps
that had died due to anthrax, respiratory disease or other reasons in the Tai National Park. Samples were analyzed in the laboratory of Stephen Rich, ...
chimps in Biological News
Small male chimps use politics, rather than aggression, to lead the pack, U of Minnesota study says
With most mammals, the biggest and most aggressive male claims the alpha male role and gets his choice of food and females. But a new study from the University of Minnesota suggests that at least among chimpanzees, smaller, more mild-mannered males can also use political behavior to secure the top...
Who's bad? Chimps figure it out by observation
Chimpanzees make judgments about the actions and dispositions of strangers by observing others behavior and interactions in different situations. Specifically, chimpanzees show an ability to recognize certain behavioral traits and make assumptions about the presence or absence of these traits in s...
Rwanda conservation effort to link isolated chimps to distant forest
Des Moines, Iowa, USA March 18, 2008 A group of some 15 chimpanzees isolated in a pocket of Rwandan rain forest will have a greater range and, thus, greater chances for survival thanks to one of Africas most ambitious forest restoration and ecological research efforts ever. Organizers of the ...
Young chimps top adult humans in numerical memory
Young chimpanzees have an extraordinary ability to remember numerals that is superior to that of human adults, researchers report in the December 4th issue of Current Biology, a publication of Cell Press.
There are still many people, including many biologists, who believe that humans are superi...
University of Toronto finds humans and chimps differ at level of gene splicing
TORONTO, ON Researchers are closer to understanding why humans differ so greatly from chimpanzees in the way they look, behave, think, and fight off disease, despite having genes that are nearly 99% identical.
Innovative research from the University of Torontos Centre for Cellular and Biomo...
Down to earth remedies for chimps
The deliberate ingestion of soil, or geophagy, has important health benefits for chimpanzees, according to Sabrina Krief and her colleagues from the Musum National dHistoire Naturelle in Paris, France. Far from being a dysfunctional behavior, geophagy has evolved as a practice for maintaining hea...
Nurtured chimps rake it in
Human interaction and stimulation enhance chimpanzees’ cognitive abilities, according to new research from the Chimpanzee Cognition Center at The Ohio State University. The study (1) is the first to demonstrate that raising chimpanzees in a human cultural environment enhances their cognitive abil...
Female chimps keep the bullies at bay
Female chimpanzees may have found a fool-proof way to ensure they mate with only the highest ranking males, namely those with important social and physical characteristics that their offspring may inherit, according to a new study by Akiko Matsumoto-Oda from the Department of Welfare and Culture at...
E. coli bacteria migrating between humans, chimps in Ugandan park
Scientists from the University of Illinois at Champaign-Urbana have found that people employed in chimpanzee-focused research and tourism in a park in western Uganda are exchanging gastrointestinal bacteria ?specifically Escherichia coli ?with local chimpanzee populations. And some of the E. coli s...
Cancer: The cost of being smarter than chimps?
...ver, his lab has recently obtained additional direct experimental evidence consistent with the hypothesis that apoptotic function is more efficient in chimps
than in humans.
chimps in Biological Technology
ESA LeadCare(R) System Used to Identify Salvadoran Children with Lead Poisoning
...sident at the University
of Washington and one of the project leaders, "The chimps
team tested 55
children, ages one to five years, for blood-lead levels, hem...ronmental lead
exposure, and in one case, we also made a home visit."
team worked closely with a local non-governmental
organization and the comm...
chimps in Biological Dictionary
...tory > MSUE ... Resources in regulatory sequences : No resources available for this category. ... The striking differences between humans and chimps
aren't so much in the genes we have, which are 99 percent the same, ... regulatory sequences immediately ... RSAT - Regulatory Sequence Ana...
... don't think ... The third mode of gene family evolution is a combination of the patterns seen in ... Mammalian Gene Families : Humans and chimps
Differ by 6 ... complex gene family relationships. Duplications can be tandem or dispersed and can ... from gene family relationships, can ...
...cerol. call. call. Search: ... The evolution of gene families has been studied for over 50 years. ... Mammalian Gene Families : Humans and chimps
Differ by 6 ... Gene families are normally defined as groups of related genes having more than ... Thus, their paper discusses " gene familie...
...lassification based on ... The word ' clade ' was coined by Julian Huxley in 1957 to refer to characteristics ... The clade containing humans and chimps
is smaller than that containing humans, ... The clade Dinosauria includes all dinosaurs as well the birds, which are ... A clade (or subtype) i...