نتایج جستجو برای: somatic polyembryogenesis

تعداد نتایج: 42867  

Journal: :caspian journal of enviromental sciences 0

feeding habits of yellowfin seabream, acanthopagrus latus was investigated in coastal waters of the northern persian gulf. this investigation was conducted by monthly sampling of thirty fish from september 2011 through august 2012. fish size ranged from 17.98 ± 2.07 to 32.31 ± 6.52 cm in total length and from 134.01 ± 45.62 to 720.46 ± 292.58 g in weight. the highest value of gastro-somatic ind...

Journal: :علوم باغبانی ایران 0
امیر جمال محمود دانشجوی سابق کارشناسی ارشد، پردیس کشاورزی و منابع طبیعی دانشگاه تهران علی عبادی مسعود میر معصومی مربی، پردیس کشاورزی و منابع طبیعی دانشگاه تهران منصور امیدی استاد، پردیس کشاورزی و منابع طبیعی دانشگاه تهران

to produce embryonic callus in four grapevine cultivars i.e. yaghouti, bidane sefid, shahroodi and flame seedless, ovary explants were collected at flower developmental stages iii and v and cultured in ms medium supplemented with various concentrations of 2,4-d and bap. for differentiation of somatic embryos, ms medium was supplemented with various concentrations of iaa and bap. results showed ...

Journal: :به نژادی نهال و بذر 0
علی عبادی a. ebadi university college of agriculture and natural resources, university of tehran, karaj, iran.، پردیس کشاورزی و منابعطبیعی دانشگاه تهران، کرج امیر جمال محمود a. jamal mahmood مسعود میرمعصومی m. mirmasoomi منصور امیدی m. omidi

to produce embryogenic callus and somatic embryos, tendril explants were collected and cultured in ms medium supplemented with various concentrations of hormones. after one month most of explants produced callus. the highest percent of embryogenic callus obtained in ms medium supplemented with 4.5 µm bap and 1µm 2,4-d. production of somatic embryos was depended on genotype and medium. yaghouti ...

Journal: :iranian journal of veterinary research 2013
m. dadpasand m.j. zamiri h. atashi

genetic and non-genetic correlations of the average somatic cell score (scs) at different stages oflactation (100, 150, 200, 305 and 365 days in milk) with lactation performance were estimated based on thefirst lactation records of iranian holstein calving during 2000 to 2009. (co) variance components wereestimated using derivative-free reml based on multiple traits animal models. the estimated...

Journal: :journal of research in medical sciences 0
azita azarkeyvan blood transfusion research center, tehran blood transfusion organization, tehran, iran bashir hajibeigi maryam moghani lankarani mahshid namdari shervin assaric medicine and health promotion institute, tehran, iran

background : using two logistic regression models, we determined the associates of poor physical and mental health related quality of life (hrqol) among beta thalassemia patients. methods : in this cross-sectional study which was conducted during 2006 and 2007 in outpatient adult thalassemia clinic, blood transfusion organization, tehran, iran, short form 36 (sf-36) was used for measuring hrqol...

Journal: :مجله علوم اعصاب شفای خاتم 0
elahe aghayi department of educational psychology, psychology faculty, kharazmi university, tehran, iran. elnaz pishghadam department of counseling, psychology faculty, isfahan university, isfahan, iran. maryam bayat department of psychology, psychology faculty, tarbiyat modares university, tehran, iran. ahmad abedi department of psychology of children with special needs, psychology faculty, isfahan university, isfahan, iran.

one of the children problems is persistent physical complaints without clear medical cause, that often have a negative effect on children performance. purpose of this study was investigation of effectiveness of child parent relationship therapy on reducing somatic complaints in children 7 and 8 aged and improving family functioning. methodology of this study was quasi-experimental research with...

Journal: :The arabidopsis book 2002
Barbara A Moffatt Hiroshi Ashihara

1. Abstract 2. Introduction 3. Purine and pyrimidine metabolism during somatic embryogenesis 3.1. Maintenance of embryogenic tissue 3.1.1. Purine metabolism during maintenance of embryogenic tissue 3.1.2. Pyrimidine metabolism during maintenance of embryogenic tissue 3.2. Development of somatic embryos 3.2.1. Purine metabolism during development of somatic embryos 3.2.2. Pyrimidine metabolism d...

Journal: :iranian journal of public health 0
z momeni j massoud mb rokni

human visceral and ocular toxocariasis can occasionally be a serious or life-threatening condition, especially for children. the diagnosis and confirmation of the disease mostly based upon serological tests. the purpose of the present study was to evaluate somatic antigen with regard to its application in a routine diagnostic laboratory test. using gel-filtration chromatography, fraction no.1 o...

ABSTRACT: Mastitis is an inflammatory reaction of the mammary tissue in response to the introduction and multiplication of pathogens and is characterized by increasing somatic cell count (SCC) in milk. The main objective of present study is to assess the probable associations between somatic cell (SC) levels and calcium and phosphorus and ratio of Ca/P in raw milk. Milk samples were collected f...

Journal: :ICONTECH INTERNATIONAL JOURNAL 2022

Somatic embryogenesis is a developmental process during which plant somatic cells, under in vitro conditions, produce embryogenic cells that develop into embryos. an efficient method clonal propagation of plants. Mature embryos were used as explant source for callus formation and the produced compact, healthy most mature induced callus. showed similar morphologically to their non-somatic counte...

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