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Parenchyma in Medical News

Department of Defense Awards CryoLife $1.7 million to Develop BioFoam Hemostatic Technology

... December 2008, CryoLife received conditional approval from the FDA to conduct the feasibility phase of the Company's BioFoam IDE submission for liver parenchyma sealing. Before beginning the feasibility study, the Company must receive final approval of the study protocol and related documents from the FDA and...

FDA Approves New Indication for Wyeth's TYGACIL (tigecycline) for the Treatment of Adult Patients with Community-Acquired Bacterial Pneumonia

... Community-Acquired Bacterial Pneumonia Community-acquired bacterial pneumonia, or CABP, is commonly defined as an acute infection of the pulmonary parenchyma (the functional part of the lungs) that is generally associated with at least some symptoms of acute infection, in a patient who has not been hospital...

Liver cell adenoma or hepatocellular carcinoma?

...resonance imaging shows almost the same signal intensity as the surrounding parenchyma on T1 and T2 and shows high intensity on fat suppression T2. However, LCA o...the arterial phase and almost the same enhancement as the surrounding liver parenchyma in the delayed phase of CT. The tumor was found to contain fat on MRI. How...

How to diagnose peliosis hepatis

...is with syphilitic gumma of the liver, (2) isodensity to the adjacent liver parenchyma on unenhanced and on dual-phase CT scanning, (3) pseudotumoral appearance. ...l-defined on unenhanced scanning and synchronous enhancement with the liver parenchyma on enhanced CT. The enhancement pattern was different to that in previous r...

In Elderly Patients Lowering Contrast Material Injection Will Reduce Costs

... the established protocol in our clinical practice, it was noted that in some examinations of elderly patients, contrast enhancement of the pancreatic parenchyma was too intense," said Shigeki Itoh, MD, lead author of the study. "Therefore, we speculated that it might be possible to reduce the dose and rate of ...

Lowering Contrast Material Injection in Aged Patients is Cost-effective and can Offset Risks

... the established protocol in our clinical practice, it was noted that in some examinations of elderly patients, contrast enhancement of the pancreatic parenchyma was too intense," said Shigeki Itoh, MD, lead author of the study. "Therefore, we speculated that it might be possible to reduce the dose and rate of ...
Parenchyma in Medical Technology

Digital vs. Analog Mammography

...ces a special resolution of 50 m. Digital mammography also has an intrinsically wider dynamic range, displaying all breast structures from dense parenchyma to skin. Because there is a lower level of intrinsic noise, a lower dose of x-ray may be used than is currently used in conventional mammography with ...
Parenchyma in Medical Products

Nephrostomy Tract Dilation Sets

Description:... Used to dilate the musculofascial tract, renal capsule, and parenchyma during percutaneous procedures. The deflated balloon contours to the catheter shaft. Radiopaque markers are placed at the proximal and distal ends of ...
Company:Cook Urological
Parenchyma in Medical Dictionary

Nephrocalcinosis

...is , once known as Albright's calcinosis after Fuller Albright, is a term originally used to describe deposition of calcium salts in the renal parenchyma due to hyperparathyroidism. It is now more commonly used to describe diffuse, fine, renal parenchymal... Nephrocalcinosis is a kidney disord...
Parenchyma in Biological News

Climbing to new heights in the forest canopy

...l stresses while detaching from support or during fall of the support itself. Many anatomical traits of vines, such as the significant development of parenchyma and high frequency of wide water transport vessels, allow them to maintain this flexibility and withstand breakage while still effectively transportin...
Parenchyma in Biological Definition

Biological tissue

... of tissue in other multicellular organisms are vascular tissue in plants , such as xylem and phloem . Plant tissues are categorized into the parenchyma , the collenchyma , and the sclerenchyma . ...

Endodermis

... Endodermis is the bottom layer of skin . In plants, it is a thin layer of parenchyma found in roots , just outside the vascular cylinder. It regulates the flow of water. Endodermis is tightly packed together and contains Casparian ...

Leaf

...interior of the leaf between the upper and lower layers of epidermis is a parenchyma (ground tissue) or chlorenchyma tissue called the mesophyll (= mi... The xylem typically lies over the phloem. Both are embedded in a dense parenchyma tissue (= ground tissue), called pith , with usually some structural coll...

Osmoregulation

...ts such as deserts which are able to withstand prolonged periods of water shortage. Succulent plants such as the cactus have water stored in large parenchyma tissues. Other plants have leaf modifications to reduce water loss, such as needle-shaped leaves, sunken stomata and thick, waxy cuticles as in the ...
Parenchyma in Biological Dictionary

Vascular bundles

...ndle -- an area of conducting tissue composed of xylem tissue and phloem tissue. ... more prominent vascular bundles a bundle sheath of parenchyma ... There is also a layer of sclerenchyma around each of the vascular bundles (Figure 1) ... You will also notice vascular bundles , which a...

Vascular bundle

...ndle -- an area of conducting tissue composed of xylem tissue and phloem tissue. ... more prominent vascular bundles a bundle sheath of parenchyma ... Zoom: xylem vessels as part of a vascular bundle ... Vascular bundles form a kind of vertical intra-net connection between the ... ...

Tracheids

...eids have pits where the cell wall is modified into a thin membrane, across ... Tracheids have no perforation plates. Xylem fibres and xylem parenchyma ... xylem vessels and tracheids transport water and mineral salts, ... Vasicentric tracheids surround a vessel, but farther away from vess...

Suberin

...to prevent water from ... In root s suberin is deposited in the radial and transverse cell wall s of the ... In plants, it is a thin layer of parenchyma found in roots, just outside the ... endodermis cells are impregnated with suberin ; a waxy substance which is water ... Very long chain ali...

Stoma

... In botany, a stoma is a pore, found in the leaf and stem epidermis that is used for gas exchange. The pore is formed by a pair of specialized parenchyma cells known as guard cells which are responsible for regulating the size... In medicine, a stoma is an opening, either natural or surgically ...

Spongy mesophyll

...mesophyll . ... A simple cross section through parenchyma (palisade and spongy ) of the mesophyll of a le...spongy mesophyll consists of irregularly shaped parenchyma ... The spongy mesophyll are usually ball-s...ists of one or several layers of elongated, narrow parenchyma cells with their long axes at right angles to ...

Sieve tubes

...e tube elements, also called sieve tube members, are a type of elongated parenchyma cells in phloem tissue. At the ends these cells are connected with ot... composed of sieve tubes , companion cells, phloem fibres and phloem parenchyma ... sieve tubes transport organic compounds, ... Britannica online e...

Pith

... Pith is a substance that is found in vascular plants. It consists of soft, spongy parenchyma cells, and is located in the center of the stem in eudicots and in the center of the roots in monocots. It is encircled by a ring of xylem (wood...

Phloem

...nts, consisting of sieve tubes, fibers, ... elements differ from phloem parenchyma cells in the ... In trees, the phloem and other tissues make up the .... the phloem fibres give the plant mechanical strength, the phloem parenchyma stores compounds such as starch. A line drawing of the different phloem c...

Periderm

...games. Periderm development in the stem often starts in subepidermal parenchyma cells. ... to the initiation of Periderm . Periclinal divisions in parenchyma cells of ... The periderm is a superficial layer of cells which ...
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