The Neuromuscular Junction
... 13. The neurotransmitter acetylcholine is released by exocytosis into the synaptic cleft and calcium ions are pumped out of the axon terminal. 14. It binds to receptor sites on chemically-regulated ion channels on the motor end plate. 15. The chemically regulated ion channel opens allowing sodium io ...
... 13. The neurotransmitter acetylcholine is released by exocytosis into the synaptic cleft and calcium ions are pumped out of the axon terminal. 14. It binds to receptor sites on chemically-regulated ion channels on the motor end plate. 15. The chemically regulated ion channel opens allowing sodium io ...
A Heat Shows of Two Shock-resistant Mutant of Saccharomyces
... Cells of the mutant are approximately 1,000-fold more resistant to lethal heat shock than those of the parental strain. Tetrad analysis indicates that phenotypes revealed by this mutant segregated together in the ratio 2+:2 - from heterozygotes constructed with the wild-type strain of the opposite m ...
... Cells of the mutant are approximately 1,000-fold more resistant to lethal heat shock than those of the parental strain. Tetrad analysis indicates that phenotypes revealed by this mutant segregated together in the ratio 2+:2 - from heterozygotes constructed with the wild-type strain of the opposite m ...
Review Set for Unit 1, Lesson 3 The Circulatory and
... • A. heart arteries capillaries veins heart • B. heart veins capillaries arteries heart • C. heart capillaries arteries veins capillaries heart • D. heart arteries capillaries veins capillaries heart ...
... • A. heart arteries capillaries veins heart • B. heart veins capillaries arteries heart • C. heart capillaries arteries veins capillaries heart • D. heart arteries capillaries veins capillaries heart ...
Structure of the plasma membrane T2T
... exposed carbohydrate chains typically contain fewer than fifteen monosaccharide units, but they can vary in length, sugar type, and branching pattern. Along with membrane proteins, these carbohydrates form distinctive cellular markers, sort of like molecular ID badges, that allow cells to recognize ...
... exposed carbohydrate chains typically contain fewer than fifteen monosaccharide units, but they can vary in length, sugar type, and branching pattern. Along with membrane proteins, these carbohydrates form distinctive cellular markers, sort of like molecular ID badges, that allow cells to recognize ...
Development of secretory cells and crystal cells in Eichhornia
... substances varied with the species. The functions of secretory cells are related to the secretion products. For examples, the secretion products of floral nectars contain sugar, which can attract insects to visit and pollinate the flowers. Mastroberti and Mariath (2008) suggested that a role of the ...
... substances varied with the species. The functions of secretory cells are related to the secretion products. For examples, the secretion products of floral nectars contain sugar, which can attract insects to visit and pollinate the flowers. Mastroberti and Mariath (2008) suggested that a role of the ...
Isolation of Chinese Hamster Ovary Cell Mutants Requiring the
... techniques for studying the organization of microtubules in cultured cells (4, 29). These methodologies coupled with both morphological studies (11, 23) and the use of specific microtubule inhibitors (11, 19) have made it possible to elucidate many of the factors that control microtubule assembly an ...
... techniques for studying the organization of microtubules in cultured cells (4, 29). These methodologies coupled with both morphological studies (11, 23) and the use of specific microtubule inhibitors (11, 19) have made it possible to elucidate many of the factors that control microtubule assembly an ...
Document
... Activation by either pathway initiates a cascade of proteolytic events that cleave the proteins into “a” and “b” subunits. The “a” subunits (C3a, C5a) • attract (chemotactic factors) phagocytic and inflammatory cells to the site • Allow access to soluble molecules and cells by increasing vascular pe ...
... Activation by either pathway initiates a cascade of proteolytic events that cleave the proteins into “a” and “b” subunits. The “a” subunits (C3a, C5a) • attract (chemotactic factors) phagocytic and inflammatory cells to the site • Allow access to soluble molecules and cells by increasing vascular pe ...
Detection of Apoptosis in Paraffin Embedded Tissues: the Influence
... With increasing importance of apoptosis, many assays have been developed to detect apoptosis in cell populations and individual cells. Apoptotic cells are often proved using TUNEL assay based on detection of DNA strand breaks that occur during apoptosis. The method enables quantification of apoptoti ...
... With increasing importance of apoptosis, many assays have been developed to detect apoptosis in cell populations and individual cells. Apoptotic cells are often proved using TUNEL assay based on detection of DNA strand breaks that occur during apoptosis. The method enables quantification of apoptoti ...
Glial cell regulation of neuronal activity and blood flow in the retina
... of arteries and arterioles, defined as the degree of baseline vessel constriction. In the brain, several factors contribute to vessel tone, including autoregulatory mechanisms, which maintain constant blood flow in the face of variations in blood pressure, shear stress on vascular endothelial cells, ...
... of arteries and arterioles, defined as the degree of baseline vessel constriction. In the brain, several factors contribute to vessel tone, including autoregulatory mechanisms, which maintain constant blood flow in the face of variations in blood pressure, shear stress on vascular endothelial cells, ...
Arabidopsis RHD3 mediates the generation of the tubular ER
... RHD3 in the generation of the tubular ER network complements the Arabidopsis rhd3-1 mutant throughout the development of root, root hairs and adult plants (Fig. 1A–D; see also Fig. 3A and Fig. 8A for rhd3-1 phenotype). Confocal imaging of rhd3-1::GFP–RHD3 root epidermal cells revealed that the fusio ...
... RHD3 in the generation of the tubular ER network complements the Arabidopsis rhd3-1 mutant throughout the development of root, root hairs and adult plants (Fig. 1A–D; see also Fig. 3A and Fig. 8A for rhd3-1 phenotype). Confocal imaging of rhd3-1::GFP–RHD3 root epidermal cells revealed that the fusio ...
Regulation of Vascular Development - Size
... cambium. Substantial progress has recently been made in each of these areas, and, in many ways, we are on the brink of a more complete understanding of vascular development. Most significantly, a central role for polar auxin transport continues to receive strong support from both physiological and m ...
... cambium. Substantial progress has recently been made in each of these areas, and, in many ways, we are on the brink of a more complete understanding of vascular development. Most significantly, a central role for polar auxin transport continues to receive strong support from both physiological and m ...
1 The Respiratory System
... • The trachea, or windpipe, is a long tube that leads down to the lungs, where it divides into the right and left bronchi. The bronchi branch out into smaller bronchioles in each lung. • Since food goes down the pharynx, how is it stopped from entering the trachea? A flap of tissue called the epiglo ...
... • The trachea, or windpipe, is a long tube that leads down to the lungs, where it divides into the right and left bronchi. The bronchi branch out into smaller bronchioles in each lung. • Since food goes down the pharynx, how is it stopped from entering the trachea? A flap of tissue called the epiglo ...
Core Clinical Problem 75: Haematuria Structure and function of
... Interpreting urinary red cell morphology Dysmorphic: may have spicules, folding or blebs; suggests glomerular origin but unreliable Red cell casts: clumps of cells in the shape of distal tubule/collecting duct where it formed ...
... Interpreting urinary red cell morphology Dysmorphic: may have spicules, folding or blebs; suggests glomerular origin but unreliable Red cell casts: clumps of cells in the shape of distal tubule/collecting duct where it formed ...
Mesophyll structure during leaf development in Ballota acetabulosa
... The structural characteristics of mesophyll cells affect the photosynthetic capacity of the species from LI to L4 was observed (Fig. 4). The increase in (Pyke, Jellings & Leech, 1990). In the photosynthetic cell number per unit surface (Fig. 4) as well as the cells of Ballota, the chloroplasts are a ...
... The structural characteristics of mesophyll cells affect the photosynthetic capacity of the species from LI to L4 was observed (Fig. 4). The increase in (Pyke, Jellings & Leech, 1990). In the photosynthetic cell number per unit surface (Fig. 4) as well as the cells of Ballota, the chloroplasts are a ...
New techniques in antimicrobial photodynamic therapy
... Antibiotic resistance of nosocomial pathogens in particular, is resulting in increased human morbidity and mortality and is escalating health costs [3-5]. A 2009 report from the US Centers for Disease Control estimated the annual direct medical costs of healthcare-associated infections to range betw ...
... Antibiotic resistance of nosocomial pathogens in particular, is resulting in increased human morbidity and mortality and is escalating health costs [3-5]. A 2009 report from the US Centers for Disease Control estimated the annual direct medical costs of healthcare-associated infections to range betw ...
Acute Renal Failure and Renal Replacement
... Patients with hospital-acquired ARF are more likely than those with community-acquired ARF to be admitted to ICU. In critically ill patients, renal failure is often a component of multiple organ failure, and its aetiology is likely to be multifactorial. Different incidence rates between ICUs are a r ...
... Patients with hospital-acquired ARF are more likely than those with community-acquired ARF to be admitted to ICU. In critically ill patients, renal failure is often a component of multiple organ failure, and its aetiology is likely to be multifactorial. Different incidence rates between ICUs are a r ...
Open and Closed Circulatory Systems
... Blood then collects in another set of sinuses and makes its way back to the heart. ...
... Blood then collects in another set of sinuses and makes its way back to the heart. ...
NextGen DNA Sequencing for Cell Line Characterization and
... Known CMV enhancer change introduced by biotechnologist, but unknown to the bioinformatics analyst ...
... Known CMV enhancer change introduced by biotechnologist, but unknown to the bioinformatics analyst ...
Morphology of the air‐breathing stomach of the catfish Hypostomus
... the right side of the body cavity. Its wall was thin and transparent, like that of the intestine, which formed several loops ventral to the stomach. Catfish of total body length varying from 50 – 60 mm had a stomach about 10 ⫻ 5 mm in diameter and an intestine about 350 mm long, which exceeded severa ...
... the right side of the body cavity. Its wall was thin and transparent, like that of the intestine, which formed several loops ventral to the stomach. Catfish of total body length varying from 50 – 60 mm had a stomach about 10 ⫻ 5 mm in diameter and an intestine about 350 mm long, which exceeded severa ...
FEMS Microbiology Ecology 33
... conditions, cell surface hydrophobicity dropped sharply but recovered its initial value within 24 to 48 h, except in phosphate-buffered saline, the length of the recovery period depending on the starvation medium. Starvation affected the sugar affinity of the A. lipoferum cell surface mainly towards ...
... conditions, cell surface hydrophobicity dropped sharply but recovered its initial value within 24 to 48 h, except in phosphate-buffered saline, the length of the recovery period depending on the starvation medium. Starvation affected the sugar affinity of the A. lipoferum cell surface mainly towards ...
Microcirculation
... opening of more capillaries - this increases the surface area available for exchange. Normally only a fraction (about 1/3 to 1/2) of the capillaries in a given tissue are being perfused at any given moment. During times of increased demand for nutrients (e.g., heart and muscle tissue during exercise ...
... opening of more capillaries - this increases the surface area available for exchange. Normally only a fraction (about 1/3 to 1/2) of the capillaries in a given tissue are being perfused at any given moment. During times of increased demand for nutrients (e.g., heart and muscle tissue during exercise ...
Fast lysis of Escherichia coli filament cells requires
... biosynthetic complexes and hydrolytic activities. Induction of cell lysis in filament cells of the ftsZ mutant by cefsulodin treatment resulted in rather delayed onset of lysis, as asserted by optical density measurements and in the generation of areas of extended damage apparently at random in the ...
... biosynthetic complexes and hydrolytic activities. Induction of cell lysis in filament cells of the ftsZ mutant by cefsulodin treatment resulted in rather delayed onset of lysis, as asserted by optical density measurements and in the generation of areas of extended damage apparently at random in the ...
The Role of MMP9 in Satellite Cell Activation After
... exercise. Though little is known about the molecular mechanisms that regulate this plasticity, the extracellular matrix (ECM) is believed to play a large role. The basal lamina is a specialized layer of ECM that lies in direct contact with the cell membrane of muscle fibers and facilitates environme ...
... exercise. Though little is known about the molecular mechanisms that regulate this plasticity, the extracellular matrix (ECM) is believed to play a large role. The basal lamina is a specialized layer of ECM that lies in direct contact with the cell membrane of muscle fibers and facilitates environme ...
Interaction between Cell Wall and Plasma Membrane via RGD Motif
... did not inhibit directly either the cell wall or plasma membrane function indicating that the action of RGD peptide is different from that of the M. pinodes-suppressor (Kato et al. 1993, Kiba et al. 1995, 1996, Shiraishi et al. 1991, 1994, 1997, Yoshioka et al. 1990). Our previous reports suggested ...
... did not inhibit directly either the cell wall or plasma membrane function indicating that the action of RGD peptide is different from that of the M. pinodes-suppressor (Kato et al. 1993, Kiba et al. 1995, 1996, Shiraishi et al. 1991, 1994, 1997, Yoshioka et al. 1990). Our previous reports suggested ...