نتایج جستجو برای: developmental stage
تعداد نتایج: 465223 فیلتر نتایج به سال:
The aim of this study was to compare the expression of selected genes in bovine embryos developed from oocytes with different developmental competence. Four oocyte populations were collected, separately either from small (2-5 mm) or medium (6-10 mm) follicles, in the growth/stagnation (G/S) or dominance/regression (D/R) stage of the first follicular wave. They were matured, fertilized and cultu...
Background: It is known that acetylation level of the nuclear histones in cloned embryos is lower compare to normally developed embryos. Histone deacetylas inhibitors (HDACi) with improvement of acetylation level in these embryos can affect embryo quality in pre-implantation stage and expression level of different genes especially developmental genes. Materials and Methods: In this research, SA...
The development, survival, and fecundity of Scymnus subvillosus (Goeze) (Coleoptera: Coccinellidae) were studied at 20, 25, 30, and 35 degrees C, 60 +/- 5% RH, and a photoperiod of 16:8 (L:D) h (5,000 lux) under laboratory conditions. The total developmental time from egg hatch to adult eclosion ranged from 22.6 d at 20 degrees C to 10.6 d at 35 degrees C. The developmental rates of the egg sta...
This thesis entitled, “Popular culture and Cultural Diversity using Developmental Method of Intercultural Sensitivity” sought to answer the following questions: What is extent students popular in terms fashion, food, language, music, social media? 2. level undertaking cultural diversity Ethnocentric stage as denial, defense minimization? Ethnorelative acceptance, adaptation integration? 3. Is t...
BACKGROUND The effect of progesterone elevation (PE) on the day of human chorionic gonadotropin (hCG) administration on the pregnancy outcomes of in vitro fertilization/intracytoplasmic sperm injection (IVF/ICSI) cycles is a matter of ongoing debate. The replacement of cleavage-stage embryos with blastocyst-stage embryos for transfer was proposed to avoid the possible impairment of PE in fresh ...
Porcine embryo selection prior to transfer is mainly influenced by morphological criteria. However, the relationship between embryonic morphology, developmental potential and cell death by apoptosis in porcine embryos is still unclear. The aim of this study was to establish embryo quality parameters for in vivo fertilised porcine embryos based on timing of development in vitro, embryo morpholog...
glutathione s-transferase (gst) activity pattern was determined in tolerant (cv. sumai#3) and susceptible (cv. falat) wheat heads inoculated with fusarium graminearum, the causal agent of head scab disease (fhb), during various developmental stages. gst specific activity exhibited a transient pattern in sumai#3 reaching a maximum level at the milk stage and declining thereafter. gst level in su...
Objective: The present study assessed the association of size, axial angulation, developmental stage and bud position of the mandibular third molar with the second molar impaction in patients with mandibular second molar impaction. Methods: In this descriptive-analytical study (Case-Control Design), dental records of 5,420 patients in the age range of 12-15 years who underwent orthodontic treat...
Developmental disorders (called also developmental disabilities) are disorders beginning before age 18 and characterized by delay of developmental skills expected to achieve in particular age or developmental stage. Every effort toward new ways of intervention is precious, and achievement of the therapeutical success still constitutes tru challenge. This study aims at assessment how toys can be...
melon ladybeetle, epilachna chrysomelina (f.) is one of the most injurious cucurbit attacking pests. sampling program and host preference of this ladybeetle were studied in ahvaz, southwest iran. suitable sample size, suitable location for sampling as well as suitable sampling life stage of the insect were obtained to be 12 on, lower leaf surface and egg stage of the ladybeetle, respectively. e...
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