Behavior of Time-varying Constants in Relativity (2009)
Sharif, M., Kausar, H. Rizwana
In this paper, we consider Bianchi type III and Kantowski-Sachs spacetimes and discuss the behavior of time-varying constants $G$ and $\Lambda$ by using two symmetric techniques, namely, kinematic...
Hot Plasma Waves in Schwarzschild Magnetosphere (2009)
In this paper we examine the wave properties of hot plasma living in Schwarzschild magnetosphere. The 3+1 GRMHD perturbation equations are formulated for this scenario. These equations are Fourier...
Exact Solutions of Bianchi Types $I$ and $V$ Spacetimes in $f(R)$ Theory of Gravity (2009)
Sharif, M., Shamir, M. Farasat
In this paper, the crucial phenomenon of the expansion of the universe has been discussed. For this purpose, we study the vacuum solutions of Bianchi types $I$ and $V$ spacetimes in the framework of...
Energy Contents of Gravitational Waves in Teleparallel Gravity (2009)
The conserved quantities, that are, gravitational energy-momentum and its relevant quantities are investigated for cylindrical and spherical gravitational waves in the framework of teleparallel...
Energy Contents of Some Non-Vacuum Spacetimes in Teleparallel Gravity (2009)
This paper elaborates the problem of energy-momentum in the framework of teleparallel equivalent of General Relativity. For this purpose, we consider energy-momentum prescription derived from the...
Wave Properties of Isothermal Magneto-Rotational Fluids (2009)
In this paper, the isothermal plasma wave properties in the neighborhood of the pair production region for the Kerr black hole magnetosphere are discussed. We have considered the Fourier analyzed...
Teleparallel Killing Vectors of Spherically Symmetric Spacetimes (2009)
In this paper, Killing vectors of spherically spacetimes have been evaluated in the context of teleparallel theory of gravitation. Further, we investigate the Killing vectors of the Friedmann...
Tilted Cylindrically Symmetric Self-Similar Solutions (2009)
This paper is devoted to explore tilted kinematic self-similar solutions of the the general cylindrical symmetric spacetimes. These solutions are of the first, zeroth, second and infinite kinds for...
Effects of Electromagnetic Field on Gravitational Collapse (2009)
In this paper, the effect of electromagnetic field has been investigated on the spherically symmetric collapse with the perfect fluid in the presence of positive cosmological constant. Junction...
Conformal Ricci and Matter Collineations for Two Perfect Fluids (2009)
Conformal Ricci and conformal matter collineations for the combination of two perfect fluids in General Relativity are investigated. We study the existence of timelike and spacelike conformal Ricci...
Parallel and Orthogonal Cylindrically Symmetric Self-Similar Solutions (2009)
In this paper, we evaluate kinematic self-similar perfect fluid and dust solutions for the most general cylindrically symmetric spacetime. We explore kinematic self-similar solutions of the first,...
Al-Naffouri, T. Y., Sharif, M., Hassibi, B.
This paper considers the effect of spatial correlation between transmit antennas on the sum-rate capacity of the MIMO Gaussian broadcast channel (i.e., downlink of a cellular system). Specifically,...
Prevalence of Toxocara canis in Stray Dogs, Northern Iran (2009)
A. Daryani, M. Sharif, A. Amouei, S. Gholami
Toxocara canis is one of the most common parasites living in the intestine of domestic and stray dogs. A dog eliminates thousands of eggs into the environment that are potential etiological factor...
Spherically Symmetric Gravitational Collapse (2008)
In this paper, we discuss gravitational collapse of spherically symmetric spacetimes. We derive a general formalism by taking two arbitrary spherically symmetric spacetimes with $g_{00}=1$. Israel's...
High-Speed Collapse of a Hollow Sphere of Type I Matter (2008)
Ahmad, Zahid, Harada, Tomohiro, Nakao, Ken-ichi, Sharif, M.
In this paper, we study the dynamics of a hollow spherical matter collapsing with very large initial velocity. The spacetime is initially very similar to the Vaidya solution, and the deviations from...
Matter Collineations of Plane Symmetric Spacetimes (2008)
This paper is devoted to the study of matter collineations of plane symmetric spacetimes (for a particular class of spacetimes) when the energy-momentum tensor is non-degenerate. There exists many...
This paper is devoted to the evaluation of the energy-momentum density components for the Friedmann models. For this purpose, we have used M${\o}$ller's pseudotensor prescription in General...
Wave Properties of Plasma Surrounding the Event Horizon of a Non-Rotating Black Hole (2008)
We have studied the wave properties of the cold and isothermal plasma in the vicinity of the Schwarzschild black hole event horizon. The Fourier analyzed perturbed 3+1 GRMHD equations are taken on...
Teleparallel Version of the Levi-Civita Vacuum Solutions and their Energy Contents (2008)
In this paper, we find the teleparallel version of the Levi-Civita metric and obtain tetrad and the torsion fields. The tensor, vector and the axial-vector parts of the torsion tensor are evaluated....
This paper is devoted to the investigation of the energy-momentum problem in two theories, i.e., General Relativity and teleparallel gravity. We use Einstein, Landau-Lifshitz, Bergmann-Thomson and...
Teleparallel Energy-Momentum Distribution of Spatially Homogeneous Rotating Spacetimes (2007)
The energy-momentum distribution of spatially homogeneous rotating spacetimes in the context of teleparallel theory of gravity is investigated. For this purpose, we use the teleparallel version of...
Complex Wave Numbers in the Vicinity of the Schwarzschild Event Horizon (2007)
This paper is devoted to investigate the cold plasma wave properties outside the event horizon of the Schwarzschild planar analogue. The dispersion relations are obtained from the corresponding...
Effects of Schwarzschild Geometry on Isothermal Plasma Wave Dispersion (2007)
The behavior of isothermal plasma waves has been analyzed near the Schwarzschild horizon. We consider a non-rotating background with non-magnetized and magnetized plasmas. The general relativistic...
Energy-Momentum Distribution of the Weyl-Lewis-Papapetrou and the Levi-Civita Metrics (2007)
This paper is devoted to compute the energy-momentum densities for two exact solutions of the Einstein field equations by using the prescriptions of Einstein, Landau-Lifshitz, Papapetrou and...
Plane Symmetric Gravitational Collapse (2007)
In this paper, we derive the general formulation by considering two arbitrary plane symmetric spacetimes using Israel's method. As an example, we apply this formulation to known plane symmetric...
Isothermal Plasma Waves in Gravitomagnetic Planar Analogue (2007)
We investigate the wave properties of the Kerr black hole with isothermal plasma using 3+1 ADM formalism. The corresponding Fourier analyzed perturbed GRMHD equations are used to obtain the...
Teleparallel Killing Vectors of the Einstein Universe (2007)
In this short paper we establish the definition of the Lie derivative of a second rank tensor in the context of teleparallel theory of gravity and also extend it for a general tensor of rank $p+q$....
Effects of Schwarzschild Black Hole Horizon on Isothermal Plasma Wave Dispersion (2007)
The 3+1 GRMHD equations for Schwarzschild spacetime in Rindler coordinates with isothermal state of plasma are formulated. We consider the cases of non-rotating and rotating backgrounds with...
Conformal Ricci and Matter Collineations for Anisotropic Fluid (2007)
We study the consequences of timelike and spaccelike conformal Ricci and conformal matter collineations for anisotropic fluid in the context of General Relativity. Necessary and sufficient conditions...
The Pseudo-Newtonian Force and Potential about a Higher Dimensional Rotating Black Hole (2007)
In this paper, we study the behavior of the pseudo-Newtonian force and potential about a higher dimensional rotating black hole. We obtain conditions for the force character from an attractive to...
Sharif, M., Kirwan, J., Charni, N., Sandell, L. J., Whittles, C., Garnero, P.
Objectives. The 5-yr longitudinal study tested the hypothesis that serum and urinary markers of type II collagen metabolism would be associated with radiological progression of disease in patients...
Cold Plasma Dispersion Relations in the Vicinity of a Schwarzschild Black Hole Horizon (2007)
We apply the ADM 3+1 formalism to derive the general relativistic magnetohydrodynamic equations for cold plasma in spatially flat Schwarzschild metric. Respective perturbed equations are linearized...
Perturbed Self-Similar Massless Scalar Field in Spherically Symmetric Spaceimes (2007)
In this paper, we investigate the linear perturbations of the spherically symmetric spacetimes with kinematic self-similarity of the second kind. The massless scalar field equations are solved which...
High-Speed Cylindrical Collapse of Two Perfect Fluids (2007)
In this paper, the study of the gravitational collapse of cylindrically distributed two perfect fluid system has been carried out. It is assumed that the collapsing speeds of the two fluids are very...
Teleparallel Energy-Momentum Distribution of Static Axially Symmetric Spacetimes (2007)
This paper is devoted to discuss the energy-momentum for static axially symmetric spacetimes in the framework of teleparallel theory of gravity. For this purpose, we use the teleparallel versions of...
Addendum: A Classification of Plane Symmetric Kinematic Self-similar Solutions (2007)
In our recent paper, we classified plane symmetric kinematic self-similar perfect fluid and dust solutions of the second, zeroth and infinite kinds. However, we have missed some solutions during the...
Teleparallel Version of the Stationary Axisymmetric Solutions and their Energy Contents (2007)
This work contains the teleparallel version of the stationary axisymmetric solutions. We obtain the tetrad and the torsion fields representing these solutions. The tensor, vector and axial-vector...
Qadir, Asghar, Sharif, M., Shoaib, M.
Since gravitational waves are solutions of Einstein's field equations with a zero stress-energy tensor, the reality of these waves was questioned. To demonstrate it, the momentum imparted to test...
Matter Collineations of Static Spacetimes with Maximal Symmetric Transverse Spaces (2007)
This paper is devoted to study the symmetries of the energy-momentum tensor for the static spacetimes with maximal symmetric transverse spaces. We solve matter collineation equations for the four...
Cylindrically Symmetric, Static, Perfect-Fluid Solutions of Einstein's Field Equations (2007)
Perfect-fluid, static, cylindrically symmetric solutions of Einstein's field equations are obtained for the equations of state $\rho+3p=0$ and $\rho=p$. In the former case, the density and the...
Homotheties of Cylindrically Symmetric Static Manifolds and their Global Extension (2007)
Qadir, Asghar, Sharif, M., Ziad, M.
Cylindrically symmetric static manifolds are classified according to their homotheties and metrics. In each case the homothety vector fields and the corresponding metrics are obtained explicitly by...
Spin Angular Momentum Imparted by Gravitational Waves (2007)
Following the demonstration that gravitational waves impart linear momentum, it is argued that if they are polarized they should impart angular momentum to appropriately placed 'test rods' in their...
General Formula for the Momentum Imparted to Test Particles in Arbitrary Spacetimes (2007)
Ehlers and Kundt have provided an approximate procedure to demonstrate that gravitational waves impart momentum to test particles. This was extended to cylindrical gravitational waves by Weber and...
The Relativistic Generalization of the Gravitational Force for Arbitrary Spacetimes (2007)
It has been suggested that re-expressing relativity in terms of forces could provide fresh insights. The formalism developed for this purpose only applied to static, or conformally static,...
M. Tariq, M. Sharif, Z. Shah, R. Khan
An experiment was designed to study the effect of foliar application of micronutrients on the yield, quality and leaf composition of sweet orange, Blood red variety at Shabazgari, Mardan. The...
Energy-Momentum Distribution: Some Examples (2006)
In this paper, we elaborate the problem of energy-momentum in General Relativity with the help of some well-known solutions. In this connection, we use the prescriptions of Einstein, Landau-Lifshitz,...
Kinematic Self-Similar Plane Symmetric Solutions (2006)
This paper is devoted to classify the most general plane symmetric spacetimes according to kinematic self-similar perfect fluid and dust solutions. We provide a classification of the kinematic...
Proper Matter Collineations of Plane Symmetric Spacetimes (2006)
We investigate matter collineations of plane symmetric spacetimes when the energy-momentum tensor is degenerate. There exists three interesting cases where the group of matter collineations is...
Gravitational Perfect Fluid Collapse With Cosmological Constant (2006)
In this paper, the effect of a positive cosmological constant on spherically symmetric collapse with perfect fluid has been investigated. The matching conditions between static exterior and...
Teleparallel Versions of Friedmann and Lewis-Papapetrou Spacetimes (2006)
This paper is devoted to investigate the teleparallel versions of the Friedmann models as well as the Lewis-Papapetrou solution. We obtain the tetrad and the torsion fields for both the spacetimes....
Teleparallel Energy-Momentum Distribution of Lewis-Papapetrou Spacetimes (2006)
In this paper, we find the energy-momentum distribution of stationary axisymmetric spacetimes in the context of teleparallel theory by using M$\ddot{o}$ller prescription. The metric under...
Symmetries of the Energy-Momentum Tensor: Some Basic Facts (2006)
It has been pointed by Hall et al. [1] that matter collinations can be defined by using three different methods. But there arises the question of whether one studies matter collineations by using the...
A Classification of Plane Symmetric Kinematic Self-Similar Solutions (2006)
In this paper we provide a classification of plane symmetric kinematic self-similar perfect fluid and dust solutions. In the perfect fluid and dust cases, kinematic self-similar vectors for the...
In this paper we investigate the structure of the pseudo-Newtonian force and potential about a five dimensional rotating black hole. The conditions for the force character from an attractive to...
Energy Distribution associated with Static Axisymmetric Solutions (2006)
This paper has been addressed to a very old but burning problem of energy in General Relativity. We evaluate energy and momentum densities for the static and axisymmetric solutions. This specializes...
Arbuscular Mycorrhizal (AM) fungi are of considerable interest because of their ability to form symbiotic associations with 85% plants and their potential to use as a biofertilizer. Rhizosphere soil...
A. Daryani, M. Sharif, B. Laktarashi, H. Ziaei, Sh. Gholami, A. Ajami,, ...
Background and purpose: Toxoplasmosis is a widespread zoonosis caused by Toxoplasma gondii. In addition to economic losses, this disease is transfer able to human and regarding the special ecological...
Arbuscular Mycorrhizal (AM) fungi are of considerable interest because of their ability to form symbiotic associations with 85% plants and their potential to use as a biofertilizer. Rhizosphere soil...
M. Sharif, Sh. Gholami, H. Ziaei, A. Daryani, B. Laktarashi, S.P. Ziapour, ...
Serum samples from 290 cattle, 400 goats and 588 sheep slaughtered for food in various areas of the Mazandaran province, Iran were tested for antibodies to Toxoplasma gondii (T.gondii) by the...
Prevalence of Hydatid Cyst in Slaughtered Animals in Northwest Iran (2006)
Daryani, A., R. Alaei, R. Arab, M. Sharif, M.H. Dehghan, H. Ziaei
Hydatidosis is one of common diseases between human and animals. Different intermediate hosts distribute this dangerous disease in a region. The aim of this study was to determine the prevalence of...
Epidemiological Survey of Pneumocystis Carinii in Rodents of Sari, Northern Iran (2006)
M. Sharif, H. Ziaei, A. Daryani, M. Nasrolahei, B. Lackterashi
Pneumocystis carinii (P. carinii) organisms constitute a large group of heterogenous atypical microscopic fungi that are able to infect immunocompromised mammals and proliferate in their lungs,...
A. Daryani, R. Alaei, R. Arab, M. Sharif, M.H. Dehghan, H. Ziaei
Fasciola spp. and Dicrocoelium dendriticum are common parasites of herbivores in most countries of the Middle East, such as Iran. In chronic infections, these parasites cause biliary cirrhosis in...
M. Sharif, Sh. Gholami, H. Ziaei, A. Daryani, B. Laktarashi, S.P. Ziapour, ...
Toxoplasma gondii (T.gondii) by the indirect immunofluorescense antibody test (IFAT), from December 2004 to April 2005. Antibodies to T. gondii were found in 9% (26 out of 290) cattle, 30% (120 out...
M. Sharif, Sh. Gholami, H. Ziaei, A. Daryani, B. Laktarashi, S.P. Ziapour, ...
Serum samples from 290 cattle, 400 goats and 588 sheep slaughtered for food in various areas of the Mazandaran province, Iran were tested for antibodies to <I>Toxoplasma gondii...
Prevalence of Hydatid Cyst in Slaughtered Animals in Northwest Iran (2006)
Daryani, A., R. Alaei, R. Arab, M. Sharif, M.H. Dehghan, H. Ziaei
Hydatidosis is one of common diseases between human and animals. Different intermediate hosts distribute this dangerous disease in a region. The aim of this study was to determine the prevalence of...
Epidemiological Survey of Pneumocystis Carinii in Rodents of Sari, Northern Iran (2006)
M. Sharif, H. Ziaei, A. Daryani, M. Nasrolahei, B. Lackterashi
<I>Pneumocystis carinii (P. carini</I>i) organisms constitute a large group of heterogenous atypical microscopic fungi that are able to infect immunocompromised mammals and proliferate in...
A. Daryani, R. Alaei, R. Arab, M. Sharif, M.H. Dehghan, H. Ziaei
Fasciola spp. and Dicrocoelium dendriticum are common parasites of herbivores in most countries of the Middle East, such as Iran. In chronic infections, these parasites cause biliary cirrhosis in...
Sharif, M., Granell, R., Johansen, J., Clarke, S., Elson, C., Kirwan, J. R.
Objectives. There is some evidence that tibiofemoral osteoarthritis (TFJ OA) and patellofemoral osteoarthritis (PFJ OA) may have different risk factors. To investigate the possibility that these...
On the Physical Properties of the Plane Symmetric Self-Similar Solution (2005)
This paper discusses some of the physical properties of plane symmetric self-similar solutions of the first kind (i.e., homothetic solutions). We are interested in calculating the expansion, the...
Matter Inheritance Symmetries of Spherically Symmetric Static Spacetimes (2005)
In this paper we discuss matter inheritance collineations by giving a complete classification of spherically symmetric static spacetimes by their matter inheritance symmetries. It is shown that when...
Energy-Momentum Distribution in Weyl Metrics (2005)
In this paper, we evaluate energy and momentum density distributions for the Weyl metric by using the well-known prescriptions of Einstein, Landau-Lifshitz, Papaterou and M$\ddot{o}$ller. The metric...
Symmetries of Locally Rotationally Symmetric Models (2005)
Matter collineations of locally rotationally symmetric spacetimes are considered. These are investigated when the energy-momentum tensor is degenerate. We know that the degenerate case provides...
Timelike and Spacelike Matter Inheritance Vectors in Specific Forms of Energy-Momentum Tensor (2005)
This paper is devoted to the investigation of the consequences of timelike and spacelike matter inheritance vectors in specific forms of energy-momentum tensor, i.e., for string cosmology (string...
On Physical Properties of Cylindrically Symmetric Self-Similar Solutions (2005)
This paper is devoted to discuss some of the features of self-similar solutions of the first kind. We consider the cylindrically symmetric solutions with different homotheties. We are interested in...
Kinematic Self-Similar Cylindrically Symmetric Solutions (2005)
This paper is devoted to find out cylindrically symmetric kinematic self-similar perfect fluid and dust solutions. We study the cylindrically symmetric solutions which admit kinematic self-similar...
Serological study of toxoplasmosis in Mazandaran rehabilation centers (2005)
Background and purpose : Serological studies revealed that toxoplasmosis has world wide distribution. It is a zoonosis and humans are infected through contact with infected animal, consuming infected...
Sh. Gholami, H. Kyanyan, I. Mobdi, H. Ziaei, M. Sharif, R.A. Mohammadpour
Background and purpose : Zoonotic parasitic infections, particularly of intestinal protozoan are of tremendous health and medical importance in different age and professional groups in north of Iran....
Sh. Gholami, H. Kyanyan, I. Mobdi, H. Ziaei, M. Sharif, R.A. Mohammadpour
Background and purpose : Zoonotic parasitic infections, particularly of intestinal protozoan are of tremendous health and medical importance in different age and professional groups in north of Iran....
Sharif, M., Granell, R., Johansen, J., Clarke, S., Elson, C., Kirwan, J. R.
Objectives. There is some evidence that tibiofemoral osteoarthritis (TFJ OA) and patellofemoral osteoarthritis (PFJ OA) may have different risk factors. To investigate the possibility that these...
Addendum: Symmetries of the energy-momentum tensor (2004)
In recent papers [1-3], we have discussed matter symmetries of non-static spherically symmetric spacetimes, static plane symmetric spacetimes and cylindrically symmetric static spacetimes. These have...
Energy-Momentum Distribution: A Crucial Problem in General Relativity (2004)
This paper is aimed to elaborate the problem of energy-momentum in General Relativity. In this connection, we use the prescriptions of Einstein, Landau-Lifshitz, Papapetrou and M\"{o}ller to compute...
On the Physical Properties of Spherically Symmetric Self-Similar Solutions (2004)
In this paper, we are exploring some of the properties of the self-similar solutions of the first kind. In particular, we shall discuss the kinematic properties and also check the singularities of...
Energy and Momentum in General Relativity (2004)
The energy and momentum for different cosmological models using various prescriptions are evaluated. In particular, we have focused our attention on the energy and momentum for gravitational waves...
The Determination of the Metric by the Weyl and Energy-Momentum Tensors (2004)
This brief paper investigates the consequences for the metric tensor of space-time when the Weyl tensor (in its conformally invariant form) and the energy-momentum tensor is specified. It is shown...
Non-Static Spherically Symmetric Perfect Fluid Solutions (2004)
We investigate solutions of Einstein field equations for the non-static spherically symmetric perfect fluid case using different equations of state. The properties of an exact spherically symmetric...
Force Behaviour in Radiation-Dominated Friedmann Universe (2004)
We consider radiation-dominated Friedmann universe and evaluate its force four-vector and momentum. We analyse and compare the results with the already evaluated for the matter-dominated Friedmann...
Momentum and Angular Momentum in the Expanding Universe (2004)
A new approach has been used to evaluate the momentum and angular momentum of the isotropic and homogeneous cosmological models. It is shown that the results obtained for momentum exactly coincide...
Force and Momentum in an Evolving Axisymmetric Universe Model (2004)
We take an axisymmetric rotating universe model by crossing with a time dependent factor and evaluate its force and momentum in this evolving universe. It is concluded that it behaves exactly like a...
Matter Collineations of Some Static Spherically Symmetric Spacetimes (2004)
We derive matter collineations for some static spherically symmetric spacetimes and compare the results with Killing, Ricci and Curvature symmetries. We conclude that matter and Ricci collineations...
Effects of Force and Energy in an Evolving Universe with a Gravitational Source (2004)
Two models are given by crossing the Friedmann metrics with Schwarzschild and Kerr metrics. In these evolving universes with a gravitational source, the force four-vector and the corresponding...
Dirac Equation in Standard Cosmological Models (2004)
The time equation associated to the Dirac Equation (DE) is studied for the radiation-dominated Friedmann-Robertson-Walker (FRW) universe. The results are analysed for small and large values of time....
Symmetries of the Energy-Momentum Tensor of Cylindrically Symmetric Static Spacetimes (2004)
We investigate matter symmetries of cylindrically symmetric static spacetimes. These are classified for both cases when the energy-momentum tensor is non-degenerate and also when it is degenerate. It...
Energy of a Regular Black Hole (2003)
We use Einstein, Landau-Lifshitz, Papapetrou and Weinberg energy-momentum complexes to evaluate energy distribution of a regular black hole. It is shown that for a regular black hole, these...
Energy and Momentum in Spacetime Homogeneous G$\ddot{o}$del-type Metrics (2003)
Using Einstein and Papapetrou energy-momentum complexes, we explicitly calculate the energy and momentum distribution associated with spacetime homogeneous G$\ddot{o}$del-type metrics. We obtain that...
Classification of Static Plane Symmetric Spacetimes according to their Matter Collineations (2003)
In this paper we classify static plane symmetric spacetimes according to their matter collineations. These have been studied for both cases when the energy-momentum tensor is non-degenerate and also...
Symmetries of the Energy-Momentum Tensor of Spherically Symmetric Lorentzian Manifolds (2003)
Matter collineations of spherically Symmetric Lorentzian Manifolds are considered. These are investigated when the energy-momentum tensor is non-degenerate and also when it is degenerate. We have...
Matter collineations of Spacetime Homogeneous G\"odel-type Metrics (2003)
The spacetime homogeneous G\"odel-type spacetimes which have four classes of metrics are studied according to their matter collineations. The obtained results are compared with Killing vectors and...
Momentum Imparted by Gravitational Waves (2003)
We calculate momentum imparted by colliding gravitational waves in a closed Friedmann Robertson-Walker background and also by gravitational waves with toroidal wavefronts using an operational...
Rotating Frames in SRT: Sagnac's Effect and Related Issues (2003)
Rodrigues Jr., W. A., Sharif, M.
After recalling the rigorous mathematical representations in Relativity Theory (\emph{RT}) of (i): observers, (ii): reference frames fields, (iii): their classifications, (iv) naturally adapted...
Equivalence Principle and the Principle of Local Lorentz Invariance (2003)
Rodrigues Jr., W. A., Sharif, M.
In this paper we scrutinize the so called Principle of Local Lorentz Invariance (\emph{PLLI}) that many authors claim to follow from the Equivalence Principle. Using rigourous mathematics we...
The spherically symmetric static spacetimes are classified according to their matter collineations. These are studied when the energy-momentum tensor is degenerate and also when it is non-degenerate....
Energy and Momentum of a Class of Rotating Gravitational Waves (2001)
We calculate energy and momentum for a class of cylindrical rotating gravitational waves using Einstein and Papapetrou's prescriptions. It is shown that the results obtained are reduced to the...
Momentum Imparted by Gravitational Waves with Spherical Wavefronts (2001)
A different approach has been used to evaluate the momentum imparted by the gravitational waves with spherical wavefronts. It is shown that the results obtained for momentum coincide with those...
Matter Collineations of Some Well Known Spacetimes (2001)
We derive matter collineations of the Bianchi types I, II, III, VIII and IX, and Kantowski-Sachs spacetimes. It is found that matter collineations turn out similar to Ricci collineations with...
Sh.Gholami, E.Mobedi, H.Ziaee, M.Sharif
SummaryBackground and purpose : Zoonotic helminth infection is one of the most important diseases in the north of Iran. This study was done on collected intestinal helminth parasites in dogs and...
Immunological host (buman) responses to Ascaris lumbricoides antigens (2000)
SummaryBackground and purpose : In this study , different aspects to Ascaris lumbricoides antigenic effects on host responses in different stages of infection was determined counting the number of...
SummaryBackground and Purpose: Toxoplasmosis is a common disease of human & animals (Zoonosis) which has a world wide distribution. Infection with Toxoplasma gondii in pregnant women produces a...
F.M.Hagghi, S.Gholami, M.Sharif, M.M.Sedaghat, B.Parsi
SummaryBackground and Purpose: Rodents Ectoparasites play important role in transmission of diseases such as plaque, recurrent fever, Typhus etc. A study was conducted to determine rodent...
Head louse infestation rate in primary school students town - ship sari 1376-1377 (1999)
F.M. Haghi, M. Sharif, M. Sedaghat, Sh. Gholami
SummaryBackground and Purpose : Regarding the rile of lice in the transmision of different diseases , and also as an important agent of defermining the level of hyegine in the society. This research...
SHARIF, M., OSBORNE, D. J., MEADOWS, K., WOODHOUSE, S. M., COLVIN, E. M., SHEPSTONE, L., ...
This study investigated the synovial fluid concentrations of glycosaminoglycan (GAG), keratan sulphate (KS) epitope 5D4 and chondroitin sulphate (CS) sulphation patterns in healthy volunteers and...
SHARIF, M., SAXNE, T., SHEPSTONE, L., KIRWAN, J. R., ELSON, C. J., HEINEGÅRD, D., ...
The value of serum cartilage oligomeric matrix protein (COMP) as a marker of disease progression was investigated in 81 hospital out-patients with clinical knee osteoarthritis (OA). Progressing...
Ray tracing analysis of multimode optical fiber components--[microform]. (1991)
University Microfilms order no. UMI00290599.
TERMINAL N-ACETYLGLUCOSAMINE IN CHRONIC SYNOVITIS (1990)
SHARIF, M., ROOK, G., WILKINSON, L. S., WORRALL, J. G., EDWARDS, J. C. W.
The distribution of terminal GlcNAc residues in normal and diseased synovial tissue has been studied using a mouse monoclonal antibody (mAb) which binds to terminal N-acetylglucosamine (GleNAc)....
v-erbA acts on retinoic acid receptors in immature avian erythroid cells.
Sande, S, Sharif, M, Chen, H, Privalsky, M
The v-erbA oncogene of avian erythroblastosis virus (AEV) encodes an aberrant version of a gene for a thyroid hormone receptor (c-erbA) and functions in neoplasia by blocking erythroid...
Bonde, B G, Sharif, M, Privalsky, M L
The avian erythroblastosis virus v-erbA oncogene is imprecisely derived from a cellular gene (c-erbA) encoding a thyroid hormone receptor: the v-erbA protein has sustained both small terminal...
Chen, H, Smit-McBride, Z, Lewis, S, Sharif, M, Privalsky, M L
The erb A oncogene is a dominant negative allele of a thyroid hormone receptor gene and acts in the cancer cell by encoding a transcriptional repressor. We demonstrate here that the DNA sequence...
v-erbA acts on retinoic acid receptors in immature avian erythroid cells.
Sande, S, Sharif, M, Chen, H, Privalsky, M
The v-erbA oncogene of avian erythroblastosis virus (AEV) encodes an aberrant version of a gene for a thyroid hormone receptor (c-erbA) and functions in neoplasia by blocking erythroid...
Bonde, B G, Sharif, M, Privalsky, M L
The avian erythroblastosis virus v-erbA oncogene is imprecisely derived from a cellular gene (c-erbA) encoding a thyroid hormone receptor: the v-erbA protein has sustained both small terminal...
Chen, H, Smit-McBride, Z, Lewis, S, Sharif, M, Privalsky, M L
The erb A oncogene is a dominant negative allele of a thyroid hormone receptor gene and acts in the cancer cell by encoding a transcriptional repressor. We demonstrate here that the DNA sequence...
Sharif, M, George, E, Dieppe, P A
OBJECTIVES--To analyse synovial fluid and serum concentrations of the amino-propeptide of the type III procollagen (PIIINP) in normal individuals and patients with joint disease, and to explore the...
OBJECTIVE—To determine if osteocalcin (OC) is locally produced in the joint and to study the relation between markers of bone, cartilage, and synovial tissue turnover. METHODS—The...
Sharif, M, Shepstone, L, Elson, C, Dieppe, P, Kirwan, J
OBJECTIVE—Raised serum C reactive protein (CRP) and hyaluronate (HA) concentrations predict the progression of knee osteoarthritis (OA) in the long term but the consistency of these relations with...