It may also take place where rapid proliferation of the cell is going on, as in the budding of the Yeast plant.
This phenomenon is known as proliferation of the floral axis.
If the white cells be required, as in local suppurating abscess, general septicaemia, acute pneumonia, &c., there is an active proliferation of the myelocytes to form the polymorpho-nuclear leucocytes, so that we have in this condition a leucoblastic transformation of the fatty marrow.
The ovary and testes are heaped-up masses of red or yellow cells due to a proliferation of the cells lining the coelom.
by the proliferation of the 16.
In some cases the inner layer is formed not by invagination but by proliferation or by de lamination.
It may merely act locally in some way, and so render that part susceptible to unknown tissue stimuli which impart to the cells that extraordinary power of proliferation characteristic of new growth.
The gonads originate by proliferation of the anterior wall of the pericardium.
In young animals phosphorus has a remarkable influence on the growth of bone, causing a proliferation of the jelly-like masses and finally a deposit in them of true bony material.
The separated cells become intermingled with other tissue elements amongst which they lie dormant with their inherent power of proliferation in abeyance.
These, having the full equipment of the vegetative order, will now develop the inherent power of proliferation to a greater or lesser extent.
(Many such changes are usually grouped together under the heading of " inflammation " of varying degree--acute, subacute and chronic.) Degeneration and death of cells, haemorrhages, serous and fibrinous exudations, leucocyte emigration, proliferation of connective tissue and other cells, may be mentioned as some of the fundamental changes.
The comparison of the metagenetic type of development, such as that of Aurelia, with the more primitive genera of Scyphomedusae, indicates clearly that the scyphistoma and ephyra are recapitulative larval stages which are represented by the adult forms of primitive genera, making such allowances as are necessary when comparing adult and larval forms. The metagenesis has arisen through the scyphistoma-larva acquiring the power of larval proliferation by budding.
If the demand be for the red cells owing to loss from haemorrhage or any of the anaemias, the fatty marrow is rapidly replaced by cellular elements; this is mainly an active proliferation of the nucleated red cells, and gives rise to the erythroblastic type of marrow.
Should there be much loss of tissue of an organ, the cells of the remaining part will enlarge and undergo an active proliferation (hyperplasia) so that it may be made up to the original amount.
III.) are seen in active proliferation around the phagocytic :zone.
Lecaillon (1898) on various leaf beetles, tend to show that the organ " in the embryos of the lower Arthropoda corresponds with whole of the " mid-gut " arises from the proliferation of cells at the the region invaginated to form the serosa of the hexapod embryo.
This call is immediately answered by an active proliferation and steady maturing of the myclocytes in the marrow to form the polymorpho-nuclear leucocytes.
At a later date in the life of the individual, by some unknown stimuli, they resume their active power of proliferation and so give rise to new growths.
They may at some later date become active in some way, and so give rise to a cellular proliferation that may imitate the structure in which they grow, so giving rise to new growths.
The mesoderm seems to be formed entirely from the proliferation of the cells of the mesoblastic somites.
After five to seven days we find the connective tissue cells taking the principal part in the building up of the new permanent tissue, for at this stage there is an active proliferation of the fibroblasts.
From these experiments it is shown that cells taken from these growths and introduced into animals of the same species give rise to a cancerous growth, whose cells have acquired unlimited powers of proliferation.
capability94, the Alliance has increasingly addressed the range of defense capabilities needed to devalue WMD proliferation and use.
danger of the proliferation of ' weapons of mass destruction ' .
Thus the poison of various insects induces in plants the cellular new formation known as a gall-nut; a foreign body implanted in a limb may become encysted in a capsule of fibrous tissue; septic matter introduced into the abdomen will cause proliferation of the lining endo(epi)thelium; and placing an animal (salamander, Galeotti) in an ambient medium at a higher temperature than that to which it is accustomed naturally, increases the rapidity of celldivision of its epithelium with augmentation of the number of karyokinetic figures.
ballistic missile proliferation on the basis of these ideas.
Enhanced proliferation of CD4+ T cells induced by dendritic cells following antigen uptake in the presence of antibody.
Taspine did not have an effect on specific assays for macrophage chemotaxis, neutrophil activation, fibroblast proliferation, or matrix assembly.
During normal wound healing, from three days to three weeks, a period of proliferation occurs during which collagen deposition exceeds collagen deposition exceeds collagen lysis.
congressman Clinton has also told Congressmen that THORP will be included in his review of nuclear proliferation issues.
countering the proliferation of MANPADS is a top national security priority of the United States.
criminalize the acts of people who seek to assist others in proliferation.
We should also criminalize the acts of people who seek to assist others in proliferation.
curb the proliferation of SSI in areas that should be in the public domain.
These cells then display a Treg phenotype and function as determined by FACS, T cell proliferation assays, ELISA and intracellular cytokine staining.
desirable to avoid the proliferation of Protocols directed at specific topics.
Vitamin D3 analogs, such as calcipotriol and tacalcitol, reduce proliferation of keratinocytes and promote epidermal differentiation.
discourage the proliferation of small private package sewage treatment plants within sewered areas.
fibrovascular proliferation (Fig.
halt the proliferation of weapons of mass destruction.
The restriction point couples proliferation to external cues, and hence is frequently inactivated in tumors that grow autonomously.
inescapable reality in fight against proliferation.
inhibit proliferation; cancer cells are insensitive to these signals.
In addition, with the proliferation of space flight, launch vehicle noise can also become a significant environmental issue.
lymphocyte proliferation assay.
myeloma plasma cells typically show a very low rate of proliferation and this complicates accurate analysis.
neutralizeass="ex">Neutralizing antibodies were used in vitro to analyze whether the pathway contributed to tumor cell proliferation.
It was also remarked that all states parties have a responsibility for addressing noncompliance and that the price of proliferation is unacceptably high.
In my evidence to the Defense Committee, I put forward two possible scenarios for the near future - accelerated proliferation or sustainable nonproliferation.
In the post-Cold War world, effective norms against proliferation are inseparable from norms against proliferation are inseparable from norms against nuclear weapons per se.
Either way, the international community is confronted with the growing failure of nonproliferation norms and supplier cartels to restrain proliferation.
The world must create a safe orderly system to fuel civilian nuclear reactors without adding to the danger of nuclear proliferation.
There is apparently no end to the proliferation of yet smaller sub-atomic particles.
AB - BACKGROUND: tissue polypeptide specific antigen (TPS) recently was introduced as an indicator of cell proliferation in various tumors.
posed by the proliferation of ballistic missiles.
This proliferation makes rather risible the Guardian's expressions of expletive fatigue in relation to Gordon Ramsay's television appearances.
However, reliable biological assays for measurement of immune function remain slow and cumbersome (e.g. lymphocyte proliferation by uptake of tritiated thymidine ).
trophic unit becomes activated to drive pathologic remodeling and smooth muscle proliferation through complex cytokine interactions.
The human placenta arises primarily through proliferation, migration and invasion of the endometrium and its vasculature by the embryonic trophoblast.
trophoblast function (proliferation, differentiation and invasion ).
weapons proliferation, rather than NATO, are the real threats to Russia's security.
wringing of hands among the bambiists, who hate the thought of anyone enjoying the proliferation of wild game.
It will be seen elsewhere, however, that whatever view may be held as to the origin of metagenesis in Hydromedusae, in the case of Scyphomedusae (q.v.) no other view is possible than that the alternation of generations is the direct result of larval proliferation.
This proliferation makes rather risible the Guardian 's expressions of expletive fatigue in relation to Gordon Ramsay 's television appearances.
However, reliable biological assays for measurement of immune function remain slow and cumbersome (e.g. lymphocyte proliferation by uptake of tritiated thymidine).
An epithelial-mesenchymal trophic unit becomes activated to drive pathologic remodeling and smooth muscle proliferation through complex cytokine interactions.
We have further utilized in-vitro models to investigate the role of glucocorticoids on trophoblast function (proliferation, differentiation and invasion).
Through such proliferation, as Marx observed, ' ancient and venerable prejudices and opinions are swept away '.
The Russian president recognizes that terrorism and weapons proliferation, rather than NATO, are the real threats to Russia 's security.
This must cause much wringing of hands among the bambiists, who hate the thought of anyone enjoying the proliferation of wild game.
The "allantoin" in it is believed to help stimulate cell proliferation, thereby helping damaged skin repair itself.
The proliferation of these do-it-yourself design programs is wonderful for those of us who live to decorate.
Although glass tile used to be an expensive material, today prices are incredibly reasonable because of the proliferation of manufacturers.
Its proliferation of ski resorts means that it has an abundance of shops that sell ski equipment.
It's not just vampires, although the sudden proliferation of them in books, graphic novels and TV shows has certainly made some men interested in the dark style.
With the growing popularity of the Internet and peer-to-peer file sharing, the proliferation of free downloadable ROMs (usually in the form of ISO files) has also increased in popularity.
Highly regarded for its gameplay, characters, and storyline, it also featured the debut of Kojima's social commentaries, involving themes such as nuclear proliferation and genetic engineering.
With the proliferation of the internet, it's easier today than its ever been to open a video game home based business.
Adding PDA organizer applications is akin to the proliferation of camera phones and music phones.
A growing proliferation of mobile television is likely, because people want to be entertained on the go.
This is thanks largely to the proliferation of the Internet, which has also allowed for a higher level of international e-commerce.
This is aided greatly by the proliferation of the Internet and the widespread availability of international information on the matter.
Tumor-A growth of tissue resulting from the uncontrolled proliferation of cells.
This uncontrolled proliferation of the immature cells in the bone marrow affects the production of the normal red blood cells and platelets as well.
Benign tumor-An abnormal proliferation of cells that does not spread to other parts of the body.
Malignant tumor-An abnormal proliferation of cells that can spread to other sites.
Research studies throughout the 1980s and 1990s, during a period of growing gang involvement among North American youth, cite complex social problems as the root cause of the persistence and proliferation of youth gangs.
A lymphocyte proliferation test is done to determine if the lymphocytes can respond to stimuli.
Pediculicides can be poisonous if used improperly or too frequently and overuse can lead to the proliferation of chemically resistant lice.
Moreover, since many STDs are asymptomatic, they are often undiagnosed and untreated, thus increasing their potential for proliferation among adolescents.
The D vitamin is also important in preventing cancer, as it helps to prevent runaway cell proliferation.
International Red Cross - Princess Diana worked with the British and American Red Cross organizations as well as the International Red Cross with regard to landmines and ending their proliferation.
The proliferation of online dating sites hints at how difficult this can be.
The proliferation of websites, blogs and other Internet materials devoted exclusively to the genre may over saturate the information and contribute to reduced numbers viewing on daytime television.
Fortunately, with the proliferation of online shops selling high-end vintage lingerie, finding a classic Dior nightgown is easier than ever.
Thanks to the proliferation of blogs and websites created by both movie enthusiasts and the film industry, there are more than enough options available if you're interested in watching Transformers 2 trailers on the web.
There is a huge proliferation of art and craft supplies websites these days, which can offer you either the local specialty shop or the craft superstore atmosphere.
Thanks to both the proliferation and demand for Christian designers, it is relatively easy to simply Google the phrase and come up with a plethora of links, both sponsored and unsponsored.
The word usage examples above have been gathered from various sources to reflect current and historial usage. They do not represent the opinions of YourDictionary.com.