上海交通大学：《微生物学 Microbiology》课程教学资源（双语课件）Lecture 15.3 Microbial Ecology（Microbial Symbioses）

充通大警 上i Shanghai Jiao Tong University 1896 1920 1987 2006 Lecture 15-3 Microbial Ecology: Microbial Symbioses CHAPTER 25In BROCK BIOLOGY OF MICROORGANISMS AO TONG Chen Feng School of Life Science and Biotechnology Shanghai Jiao Tong University

1896 1920 1987 2006 Lecture 15-3 Microbial Ecology: Microbial Symbioses Chen Feng School of Life Science and Biotechnology Shanghai Jiao Tong University CHAPTER 25 in BROCK BIOLOGY OF MICROORGANISMS

I.Symbioses between Microorganisms 1.Lichens地衣 A symbiosis of a fungus and an algaei藻类与真 菌的共生体 Often found growing on bare rocks,tree trunks,house roofs,and the surfaces of bare soils Sensitive to air pollution (as a indicator) 2 Microbiology,Shanghai Jiao Tong University

2 Microbiology, Shanghai Jiao Tong University 1. Lichens地衣 A symbiosis of a fungus and an algae藻类与真 菌的共生体 Often found growing on bare rocks, tree trunks, house roofs, and the surfaces of bare soils Sensitive to air pollution (as a indicator) I. Symbioses between Microorganisms

Lichens coating the surface of a large rock 3 Microbiology.Shanghai Jiao Tong University

3 Microbiology, Shanghai Jiao Tong University Lichens coating the surface of a large rock

Lichens coating the surface of a large rock 4 Microbiology,Shanghai Jiao Tong University

4 Microbiology, Shanghai Jiao Tong University Lichens coating the surface of a large rock

5 Microbiology.Shanghai Jiao Tong University

5 Microbiology, Shanghai Jiao Tong University

6 Microbiology.Shanghai Jiao Tong University

6 Microbiology, Shanghai Jiao Tong University

7 Y. Shanghai Jiao Tong University

7 Microbiology, Shanghai Jiao Tong University

Lichens地衣 A mutalistic relationship between a fungus and an alga(or cyanobacterium)真菌与藻类（或蓝细菌) 的共生体 Alga is photosynthetic and produces organic matter The fungus provides a structure within which the phototrophic partner can grow protected from erosion 8 Microbiology,Shanghai Jiao Tong University

8 Microbiology, Shanghai Jiao Tong University Lichens 地衣 A mutalistic relationship between a fungus and an alga (or cyanobacterium)真菌与藻类（或蓝细菌） 的共生体 • Alga is photosynthetic and produces organic matter • The fungus provides a structure within which the phototrophic partner can grow protected from erosion

T Lichen Structure and Ecology Algal layer Fungi provide inorganic nutrients to algae and the latter provide organic matter supply to fungi真菌为藻类提供 无机营养而藻类为真菌 提供有机物 Fungal hyphae Rootlike y5og connection d to substrate 2012 Pearson Education,Ind shanghai Jiao Tong University

9 Microbiology, Shanghai Jiao Tong University Lichen Structure and Ecology Fungi provide inorganic nutrients to algae and the latter provide organic matter supply to fungi真菌为藻类提供 无机营养而藻类为真菌 提供有机物

Il.Plants as Microbial Habitats 2.The Legume-Root Nodule Symbiosis 3.Agrobacterium and Crown Gall Disease ©4.Mycorrhizae 10 Microbiology,Shanghai Jiao Tong University

10 Microbiology, Shanghai Jiao Tong University II. Plants as Microbial Habitats 2. The Legume–Root Nodule Symbiosis 3. Agrobacterium and Crown Gall Disease 4. Mycorrhizae