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Mating in Medical News

Meat for sex in wild chimpanzees

... ONE April 8, 2009. How females choose their mating partners and why males hunt and share meat with ... whereby males and females exchange meat for mating access. However, there has been little evidence ... that sharing meat with females improves a males' mating success. Although males were more likely to share ...

Study garners unique mating photos of wild gorillas

... gorillas have been observed and photographed mating in such a manner. The photographs were part of ... been known to frequently employ ventro-ventral mating positions. On a few occasions, mountain gorillas ... Park Zoo. We cant say how common this manner of mating is, but it has never been observed with western ...

Zoologists: Lusty voles, mindless of danger, mate like rabbits

... interpret the results of new research on the mating habits and nervous systems of prairie voles. An ... instead ranging across other males turf and mating with other males females. Alexander Ophir, a ... repeated attacks but sometimes successfully mating with females. What we think is that animals that ...

January American Naturalist highlights

... of selection on floral traits that influence the mating system and contribute to reproductive isolation. ... models for the evolution of assortative mating under frequency-dependent disruptive selection ... resolution? In the genes eye view, female mating frequency is difficult to understand. A ...

Chemical come-on successfully lures lovesick lampreys to traps

... use to attract spawning females can lure them into traps and foil the mating process of the destructive invasive species, according to Michigan State ... baited with synthetic pheromone, fishery managers could prevent them from mating and reduce lamprey populations. The synthetic pheromone also could be used ...

Fish diet to avoid fights

... revealed fish use the threat of punishment to keep competitors in the mating game in line, have taken the work a step further to discover that ... we noticed that only the largest two individuals, a male and female, had mating rights within the group, explains Dr Marian Wong. All other group members ...

Mosquito mating mechanism could lead to new attack on dengue and yellow fever

... Cornell researchers have identified a mating mechanism that possibly could be adapted to prevent female mosquitoes from ... 63 proteins that male mosquitoes transfer to Aedes aegypti females during mating and are thought briefly to change the females' physiology and behavior, in ...

JCI table of contents: Nov. 8, 2007

... as Cre. The role of GPCRs in beta-cells in the pancreas was determined by mating ROSA26PTX mice with mice expressing Cre only in pancreatic beta cells. ... Taar1, and Par2 in regulating insulin release by pancreatic beta cells. By mating ROSA26PTX mice with other strains of mice expressing Cre in a tissue or ...

Discovery in amber reveals ancient biology of termites

... in amber. It was just published in Parasites and Vectors , a professional journal. This particular termite was probably flying around while mating in a wet, humid tropical forest in what is now Myanmar during the Early Cretaceous period the age of the dinosaurs. It may have been attacked by a ...

Fish in U.S. Rivers Tainted With Common Medications

... This study is part of a federal strategy to address the issue. Previous research has concluded that behavior vital for fish survival, such as mating and fighting, can be affected if too much antidepressant residue collects in their systems. While other studies have found pharmaceuticals and ...

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Mating in Medical Technology

New England Journal of Medicine Publishes New Data on Gardasil, Merck's Cervical Cancer Vaccine

... rats at a dose of 120 mcg total protein, which corresponds to approximately 300-fold excess relative to the projected human dose, had no effects on mating performance, fertility, or embryonic/fetal survival. Pregnancy Pregnancy Category B: Reproduction studies have been performed in female ...

Data Published in The Lancet Show Gardasil was 100 Percent Effective in Preventing High-Grade Vulvar and Vaginal Lesions Caused by HPV Types 16 and 18

... rats at a dose of 120 mcg total protein, which corresponds to approximately 300-fold excess relative to the projected human dose, had no effects on mating performance, fertility, or embryonic/fetal survival. Pregnancy Pregnancy Category B: Reproduction studies have been performed in female ...

Late Breaking Data Released at ADA Showed that the Investigational Use of Januvia and Metformin as Initial Combination Therapy Provided Significant Glucose Lowering Efficacy over 54 Weeks in Patients with Type 2 Diabetes

... for 4 weeks prior to mating, during mating, up to scheduled termination (approximately 8 weeks total) and females were treated 2 weeks prior to mating through gestation day 7. No adverse effect on fertility was observed at 125 mg/kg (approximately 12 times human exposure at the MRHD of 100 mg/day ...

An Investigational Study Released at ADA Showed that Initial Combination Therapy with Januvia (sitagliptin) and Metformin Led to Improvement in Markers of Beta Cell Function in Patients with Type 2 Diabetes

... for 4 weeks prior to mating, during mating, up to scheduled termination (approximately 8 weeks total) and females were treated 2 weeks prior to mating through gestation day 7. No adverse effect on fertility was observed at 125 mg/kg (approximately 12 times human exposure at the MRHD of 100 mg/day ...
Mating in Medical Products

Fisherbrand* Microslide Cabinets

Features:... slide holders Includes inside door stop to prevent spills, lock compressor to keep slide holders in place Gray enamel finish Have interlocking mating slots for stacking for modular storage system Equipped with rubber feet for placement on lab bench ...
Company:ThermoFisher Scientific

Consensus Knee System

Features:... Congruent (dished) design enhances joint stability and wear reduction through increased contact area. mating "dovetail" locking feature facilitates proper insertion of insert into baseplate provides resistance to insert micromotion and ....
Company:Hayes Medical, Inc.
Mating in Medical Dictionary

Boric acid

... the roaches (using poison , traps, or boric acid rather than chemicals). Take care not to leave food or garbage exposed. insects and birds, mating disruption or traps to reduce pests and disease . However, if a pest problem gets out of control, may use a pesticide derived from natural sources ...

Insecticide

... using chloride and formaldehyde). Can use synthetic insecticide s to reduce pests and disease . Prefer using beneficial insects and birds, mating disruption or traps to reduce pests and disease . This, plus the growing immunity of mosquitoes to insecticide s, has caused malaria to ...
Mating in Biological News

Disease threat may change how frogs mate

... wild frogs in the UK may be changing their mating behaviour. Dr Teacher conducted her research ... has been caused by a change in the frogs' mating strategy. With diseased frogs struggling to mate, healthy frogs are likely to be mating more often with other healthy frogs, leaving ...

New theory on why male, female lemurs same size

... males that guard females to keep other males from mating with them, and evolutionary biologists have long ... unlike gorillas and other primates that fight for mating rights with females, male lemurs have evolved to ... serves the purpose of preventing other males from mating with the female, while also freeing the male to ...

Spread your sperm the smart way

... Attractive males release fewer sperm per mating to maximise their chances of producing offspring ... per mating, and how this might vary depending on mating patterns. Previous studies have shown that in ... to breeding, they allocate them carefully to each mating to maximise their number of offspring. If a male ...

Male seahorses like big mates

... have a clear agenda when it comes to selecting a mating partner: to increase their reproductive success. ... conventional sex roles, with females choosing mating partners and males competing for their attention. ... that males may obtain fecundity benefits by mating with large-bodied females. Mattle and Wilson ...

Mate selection: How does she know he'll take care of the kids?

... their best qualities to attract females for mating isn't a new one, nor is the idea that they might ... of a guy in a bar are "advertisements" or mating displays that take substantial energy to ... Society B , examines the reliability of males' mating signals when they must care for offspring an ...

Why do we choose our mates? Ask Charles Darwin, prof says

... it one step further he confirmed that animals' mating choices can drive evolutionary change. "He ... and they give us a definitive record of who is mating with whom and what offspring resulted from the mating events. And also, what is the driving force ...

Is love at first sight real? Geneticists offer tantalizing clues

... plays an important role in mate selection, mating outcomes, and future reproductive behaviors. In ... or deactivating genes that play a role in female mating decisions," she added. To reach their ... females showed differences in behavior soon after mating and in reproduction-related activities, such as ...

Female mammals follow their noses to the right mates

... Clutton-Brock and McAuliffe conclude. Female mating preferences are likely to be just as important in ... One factor is the very nature of mammalian mating systems. Males compete fiercely with each other ... to mate with certain males, or are merely mating with them by default. "The most convincing ...

Mating that causes injuries

... tricky case involves species where the males have mating organs that are supplied with hooks, barbs, and ... scientists have studied seed beetles and their mating behavior. Gran relates that the males' mating organ is rather similar to a medieval spiked club ...

Fruit flies sick from mating

... mating can be exhausting. When fruit flies mate, the ... "We monitor how genetic expression is impacted by mating and show that the most common process that is ... Uppsala University. What's more, the cost of mating turns out to be rather high. "Previous ...

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Mating in Biological Technology

MonoSol Rx and Midatech Group Enter Collaboration Agreement to Unite Nanoparticle and Thin Film Drug Delivery Technologies

... and compelling drug candidates with the potential for greater convenience, efficacy at lower doses, and faster onset of action. Most importantly, the mating of MonoSol Rx's and Midatech's technologies will enable the oral delivery of many challenging drugs that up to now could not be delivered orally." ...

First documented case of pest resistance to biotech cotton

... resistant insects are rare, the only mates they are likely to encounter would be susceptible insects from the refuges. The hybrid offspring of such a mating generally would be susceptible to the toxin. In most pests, offspring are resistant to Bt toxins only if both parents are resistant. In bollworm, ...

The world's largest factory

... and surplus raw materials. The remaining nations pray and hope that the mating of these two elephants will result in true love. The trade imbalances are ... materials. The other remaining 200 nations simply pray and hope that the mating of these two elephants will result in some romance with true love. The ...

Sub-Micron Gold Particles Are Superior to Larger Particles for Efficient Biolistic Transformation of Organelles and Some Cells

... lacking uracil. Mitochondrial transformants were identified by mating the [rho o ] Ura + nuclear transformants with a respiration-deficient ... were then analyzed for mitochondrial transformation by mating to S. cerevisiae strain 161 on glucose-containing media (Anziano ...

The Industry Impact of Two Big Pharmas Mating

... leave longtime industry leader Merck to a lowly fourth place. As a student of the pharmaceutical and biotech industries, I love to watch these mating dances. It gets more and more interesting every year because of the amalgamation of companies and trying to figure out the original genealogical ....

The Bio-Rad Silver Stain, Rev E

... interleukin-2 by Saccharomyces cerevisiae: use of a general secretion vector containing promoter and leader sequences of the mating pheromone α-factor, Gene 37, 155161 (1985) 60. Mogi M et al., Detection of inactive or less active forms of tyrosine ...
Mating in Biological Products

Rabbit Anti-Human Sirtuin (silent mating type information regulation 2, S.cerevisiae, homolog) 7 (SIRT7) Polyclonal Antibody, Unconjugated from Lifespan Biosciences

Description: Sirtuin 7 (SIRT7) Rabbit anti-Human Polyclonal Antibody Immunogen: Synthetic peptide - KLH conjugated Family: Other Recommended Storage: Long term: -20C; Short term: ...
Company:Lifespan Biosciences
Mating in Biological Definition

Hardy-Weinberg principle

... conditions, after one generation of random mating , the genotype frequencies at a single gene ... drift ) sexually reproducing randomly mating diploid and experience: no ... the Wahlund effect , inbreeding , assortative mating , selection , or genetic drift . ...

Parthenogenesis

... in these asexual whiptail lizards is that mating behaviors are still seen even though the ... lack males, activation of the egg requires mating with males of a cloesly related species. Some ... may be due to the rare (perhaps only one mating out of a million) actual fertilization of eggs by ...

Fungus

... Sexual Fungal mycelia are typically haploid . When mycelia of different mating types meet, they produce two multinucleate ball-shaped cells, which form a mating bridge. The result is that nuclei move from one mycelium into the other, ...

Species

... of population A respond appropriately to playback of the recorded mating calls of population B ? Sometimes, experiments can provide firm ... I'd expected", said ... 2003-08-08, ScienceDaily: Cross-species mating May Be Evolutionarily Important And Lead To Rapid Change, Say Indiana ...

Bacterial conjugation

... Bacterial conjugation is the often regarded as the bacterial equivalent of sexual reproduction or mating ; however it is not actually sexual as it does not involve the fusing of gametes and the creation of a zygote , it is merely the exchange of ...

Evolution

... be ascribed to selective pressures, but are due instead to events that are unrelated to inherited traits. This is especially important in small mating populations, where chance fluctuations from generation to generation can be large. Such fluctuations in allele frequency between successive ...

Hermaphrodite

... for many reasons, including that they seem to be evolving into different species quite rapidly. Unlike other fishes, hamlets seem quite at ease mating in front of divers, allowing observations in the wild to occur readily. They do not practice self fertilization, but when they find a mate, the pair ...

Isozyme

... to develop, and remain (as of 2005 ) an excellent choice for projects that only need to identify low levels of genetic variation, e.g. quantifying mating systems . References Hunter, R. L. and C.L. Merkert. (1957) Histochemical demonstration of enzymes separated by zone electrophoresis in ...

Molecular evolution

... be ascribed to selective pressures, but are due instead to events that are unrelated to inherited traits. This is especially important in small mating populations, which simply cannot have enough offspring to maintain the same gene distribution as the parental generation. Gene flow : or gene ...

Muller's ratchet

... animal has the deleterious mutation in one gene and the advantageous mutation in another, while another animal has two normal copies of the gene, a mating of these animals can produce offspring with the advantageous mutation and without the deleterious one. Thus, a deleterious mutation coupled with an ...

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Mating in Biological Dictionary

Random mating

... (Redirected from Random mating ) Jump to: navigation, search ... Random mating is a factor assumed in the Hardy-Weinberg principle and is ... Assortative mating takes place when sexually reproducing organisms ...

Outbreeding

... of biochemical ... Outbreeding is the mating of two dogs who not only are the products of two ... when available, background ... outbreeding - A mating system characterized by the inter ... ... outbreeding /out·breed·ing/ (out'brēd′′ing) the mating of unrelated ... Amazon.com: The Natural ...

Mating type

... mating types occur in eukaryotes that undergo sexual reproduction via isogamy. ... Each mating type can signal its presence to others, ... a diploid and haploid mode of existence. The mating of yeast only occurs between haploids, which can ...

Mating system

... In sociobiology and behavioral ecology, a mating system is any of the ways in which animal ... structured in relation to sexual behavior. The mating system specifies which males mate with which ... such as ... Previous studies of avian mating systems considered the role of paternal care .....

Mating

... In biology, mating is the pairing of opposite-sex or hermaphroditic ... also to raise their offspring. For animals, mating methods include random mating , disassortative ...

Inbreeding

... ... Inbreeding is simply defined as the mating of relatives. ... When discussing inbreeding , ... Search " Inbreeding " ... Inbreeding is the mating together of closely related dogs, for example ... PEDIGREES ... Inbreeding is defined as "the mating of animals more closely related than the ... ...

Assortative mating

... Assortative mating takes place when sexually reproducing organisms ... . In evolution, these two types of assortative mating have the effect, respectively, of reducing and ... is cued on heritable ... In biology, mating is the pairing of opposite-sex or hermaphroditic ...

Hfr cell

... with a F− cell , attempt to transfer their entire DNA through the mating bridge, not to be ... Aspects of the topic Hfr - cell are ... designated Hfr ). F+ and Hfr cells act as donors during conjugation, a mating process in ... In HFR transformation, an F+ prokaryote ...

Diploid Cell

... eukaryote with both a diploid and haploid mode of existence. The mating of yeast only occurs between haploids, which can be either the a or α (alpha) mating ... diploid ( ) adj. Double or twofold. Genetics. Having a pair ...

Bacterial conjugation

... refers to the ... The steps of bacterial conjugation are: mating pair formation, conjugal DNA ... Bacterial conjugation . ... 2. ... conjugation experiment occurs because ... Conjugation involves mating between two different bacterial cells. ... Bacterial Transformation ...

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