The lateral root cap
Splet1.1.3. Pulp Stump, Pulp Cap, or Differentiated Apical Periodontium. 1.2. Reviewing the Concept of Root Cementum, Apical Foramen, Periodontal Membrane, and Alveolar Bone. 1.2.1. Cementodentinal Junction 1.2.2. Root Apex 1.2.3. Root Cementum 1.2.4. Apical Foramen 1.2.5. Periodontal Membrane. Module 2. Root Canal System Sealing. 2.1. One or … Splet07. mar. 2024 · At 50 and 150 μm, lateral root cap cells form the outermost cell layer of the root tip having an electron-opaque layer at the surface of the outer cell wall. At 280 and 400 μm, epidermal cells form the outermost cell layer having no electron-opaque layer. The scale bars in the overview represent 10 μm and in the zoom 200 nm.
The lateral root cap
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Splet21. jul. 2024 · The proximally located stem cells give rise to stele, endodermis and cortex, while the distal cells produce the root cap (columella), epidermis and lateral root cap cells. The QC maintains these stem cells in their undifferentiated state through short-range signaling ( van den Berg et al., 1997 ). SpletQuestion: Which of the following is true for an emerging lateral root to function? the lateral root forms by secondary growth from a lateral meristem of the original root a root cap forms from the epidermis of the original root xylem of the new lateral root connects to the xylem of the original root the emerging lateral root must be in front of …
SpletArrows in panel 9 and 12 indicate the forming lateral root cap cuticle. Scale bars: 10 µm (a–d, main image); 1 µm (a–d, magnified images 1–12). from publication: GDSL-domain proteins have ... Splet01. jul. 2024 · Transgenic lines with increased BnaA3.NIP5;1 expression exhibited improved low-B tolerance in both the seedling and maturity stages. BnaA3.NIP5;1 is preferentially polar-localized in the distal plasma membrane of lateral root cap (LRC) cells and transports B into the root tips to promote root growth under B-deficiency conditions.
Splet15. okt. 2014 · The Root CapThe root cap is a section of tissue at the tip of a plant root. It is also called calyptra. Root caps contain statoliths which are involved in gravity perception in plants. If the cap is carefully removed the root will grow randomly. The root cap protects the growing tip in plants. SpletTreatment with BMA induced strong GFP signals in the lateral root cap, epidermis, and cortex, basal to the root tip (asterisks in Fig. 6 A). The pattern of DR5:GFP expression was different from that observed in NPA-treated roots. These results indicate that BMA affects auxin transport at the root tip and inhibits gravitropism by affecting auxin ...
Splet10. maj 2014 · Lateral root constitutes an important part of root system either in tap root plants or fibrous root plants. The development of lateral root primordium (LRP) in Arabidopsis, which has a tap root system with simple radial structure of primary root, has been well characterized.
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