نتایج جستجو برای: acute and chronic toxicity

تعداد نتایج: 17050953  

Journal: :Klinicka onkologie : casopis Ceske a Slovenske onkologicke spolecnosti 2013
J Gombošová P Pospíšil H Tichá P Slampa

BACKGROUND Anal carcinoma is a rare cancer. Surgical treatment is applied for small superficial tumors of the anal margin, the more advanced disease is treated with concomitant chemoradiotherapy. The aim of our study was to evaluate treatment outcomes in patients treated at the Masaryk Memorial Cancer Institute in 2006- 2010. PATIENTS AND METHODS We reviewed the clinical data of 29 newly diag...

Journal: :acta medica iranica 0
seyed mohammad seyedmehdi chronic respiratory diseases research center, national research institute of tuberculosis and lung diseases (nritld), shahid beheshti university of medical sciences, tehran, iran. faezeh dehghan department of occupational medicine, school of medicine, aja university of medical sciences, tehran, iran. mostafa ghaffari brain and spinal cord injury research center (basir), neuroscience institute, tehran university of medical sciences, tehran, iran. and department of occupational medicine, school of medicine, iran university of medical sciences, tehran, iran. mirsaeed attarchi department of forensic medicine, school of medicine, guilan university of medical sciences, rasht, iran. bahareh khansari department of occupational medicine, school of medicine, iran university of medical sciences, tehran, iran. bijan heidari department of orthopedic, school of medicine, hamadan university of medical sciences, hamadan, iran.

recognizing patients at a higher risk of developing chronic low back pain (lbp) is important in industrial medicine. this study aimed to assess the power and quality of general health questionnaire (ghq) for prediction of the odds of chronicity of acute lbp. this study was conducted on industrial workers. all subjects with acute lbp who met the inclusion criteria were enrolled. demographic char...

Journal: :Archives of environmental contamination and toxicology 2004
R Schmuck

Previous studies have shown that imidacloprid and insecticidally active imidacloprid plant metabolites are rapidly metabolized by honeybees. Accordingly, no striking differences were expected between the acute and the chronic dietary toxicity of imidacloprid to honeybees. More recently, however, an unexpectedly high chronic dietary toxicity to honeybees was reported for imidacloprid and imidacl...

Mohammad Ebrahimpour Mohammad hasan Hosynzadeh Vahed Kiyani,

All aquatic organisms are directly or indirectly affected by the physical characteristics of their environment, especially the chemical composition of the water. The high concentration levels, damage tissues and interfere with the normal growth and proliferation. The aim of this research was to Investigation acute toxicity of ZnSO4 and CuCl2 to Gambusia holbrooki ...

2017
Zaim Morteza Seyed Behzad Mousavi Mohammad Ali Baghestani Antero Aitio

BACKGROUND This is the first published assessment on agricultural pesticide use in Iran with the aim to identify pesticide products with a potential of causing acute or chronic hazard to human health. It also establishes a baseline for future comparisons and for trend assessments. METHODS The amounts of imported technical materials for formulation by local manufacturers as well as imported fi...

Journal: :international journal of hematology-oncology and stem cell research 0
akbar dorgalaleh hematology department, allied medical school, tehran university of medical sciences, tehran, iran. mohammad mahmudi pars pathobiology laboratory, minoodasht, golestan, iran. shadi tabibian hematology department, allied medical school, tehran university of medical sciences, tehran, iran. zahra kashani khatib hematology department, allied medical school, tehran university of medical sciences, tehran, iran. gholam hossein tamaddon department of laboratory sciences, faculty of paramedical sciences, shiraz university of medical sciences and health servies, shiraz, iran. esmaeil sanei moghaddam blood transfusion research center, high institute for research and education in transfusion medicine and zahedan regional educational blood transfusion center, iran.

background: acute renal failure describes as a syndrome by rapid decline in the ability of the kidney to eliminate waste products, regulate acid–base balance, and manage water homeostasis. when this impairment is prolonged and entered chronic phase, erythropoietin secretion by this organ is decreasing and toxic metabolic accumulates and causes hematological changes include decrease of hct, mcv ...

Mohammad Ebrahimpour Mohammad Hasan Hosynzadeh Vahed Kiyani,

All aquatic organisms are directly or indirectly affected by the physical characteristics of their environment, especially the chemical composition of the water. The high concentration levels, damage tissues and interfere with the normal growth and proliferation. The aim of this research was to Investigation acute toxicity of ZnSO4 and CuCl2 to Gambusia holbrooki ...

H Rasekh I Hoseinzadeh M Kamalinejad P Nazari

Galega officinalis (galega, Goat`s rue, French lilac) is a traditional plant from south east Europe. There are various reports about pharmacological properties of Galega officinalis such as diuretic, platelet aggregation, anti-bacterial, lactogen and anti-diabetic effect. There are a few studies about possible toxicological effect of this plant. In the present study, we evaluated the acute toxi...

2017
Andrew R Kniss

Herbicide use is among the most criticized aspects of modern farming, especially as it relates to genetically engineered (GE) crops. Many previous analyses have used flawed metrics to evaluate herbicide intensity and toxicity trends. Here, I show that herbicide use intensity increased over the last 25 years in maize, cotton, rice and wheat. Although GE crops have been previously implicated in i...

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