Let's know COVID-19 andprevent its infection！
One World One HealthResearch Forum

Edit: KH, Narration: YM, SM, ET

COVID-19の現状
Corona Virus Disease, 2019

COVID-19: Disese name
SARS-CoV2: Virus name
Number of infected people in Japanス感染症の国内発生動向
令和575
443

300
20060 110148254136 1030 1836208 30 32 9 21
61

10代
20代
30代
40代
50代
60代
70代
80代
90代
不明
中公

0216

10100

亡 88

117

他 504136 132

25648
582
581
489
63448
346 29328132097
174 1414741 1634 58
14 32

38公

400

135

48中873826866851

41不明

500

5960

90代

600

293

80代

700

235 188232

70代

Infection status in Japan

60代

800

*

30代

900

1000
900
800
700
600
500
400300200
100
0厚⽣労働省 2020.4.10
日18時時

年
別性
数
Numberof infectedpeople
by age

数

20代

性

10代

別月

10年

1000

年

50代

ウイ

40代

新型コ

3445
Patient 3445
中 1438Observing symptoms
1438

363
Asymptomatic363* Many people in their 20s to 50s are infected: Some people have no symptoms

What is a virus?
Its size is nanometer (nm)Smaller than bacteria (μm)
FeatureBacteria
About 0.3〜４μmColonavirus
Diameter 100〜200 nm

Composition unit

ウイルス粒子細胞

GeneDNA or RNA

DNA

Self-propagation

Incapable

Can

Energy synthesis(ATP)

Incapable

Can

Protein synthesis

Incapable

CanA virus can only grow if it infects living cells.

SARS-CoV2とは？
Severe Acute Respiratory Syndrome Coronavirus 2

Receptor

Host cell

Membrane
spike

Coronaviruses include viruses that infect humans and animals
There are types that infect various animals such as cats, pigs,
and cows.
7 types of "coronavirus" that infect humansl 4 types are common causative virusesl 3 types show serious symptoms
Ø SARS coronavirus (SARS-CoV, SARS-CoV2)
Ø MERS coronavirus
Spikes on the membrane contribute tothe infection!
RNACDC

一本鎖プラス鎖RNA

Infection is the relationshipbetween keys and keyholes

https://www.scientificanimations.com
modification

Envelope
Lipid / protein

Why do we get the virus ？

The risk of virus infection is about 2m
It is important that you do not spread or receive the droplet !
ü The virus infects the eyes, nose, and mouth.
ü The virus on your hands infects your eyes, nose, and mouth

Masks are effective in preventing the spread of droplet !
Wear a mask if you have a cough, sneeze or fever.

To protect yourself from infection！
感染性有り

ü There is a virus on your hands.
ü It is important to wash your hands often andkeep them always clean ！

不活化“Disinfection” is effective for breaking thevirus membrane !
• Alcohol disinfection (more than 60%)
for disinfection• Hand washing with soap is effective(30 seconds)• Door knobs, handrails and desks can beeffectively wiped with 0.05% chlorine
bleach.
Don't touch
your faceAvoid the “Three C’s”
Factors causing clusters ofinfectionüActivities that increase theamount of ventilation(breathing)üScreaming and singing closelyüClose up in an enclosed spaceüEven if you do not cough orsneeze, the virus will be excreted
and others will be infected(2020/4/18 JAID Emergency Symposium)Important thing
To prevent infection
Ø Wash well, avoid crowds, ventilate
Ø Attention to not transmit the virus to others
Ø Your actions may infect your relatives. Think you might be infected!
Ø Infection can be prevented by avoiding unnecessary outings!
Ø After returning from the area where the emergency was declared, refrain from going out for a while andcheck the health condition.

When you may be infectedØ If you have a cold, such as a fever, cough, nasal discharge, or abnormal olfaction, stay in the room.
Ø Check your health every day.
Ø Avoid visiting friends' homes with symptoms as much as possible.
Ø Avoid contact with sick people and encourage masks and hand washing.

Maybe ... I might have been infected !!
Ø If you have a fever of 37.5 ℃ or higher for 4 days and have strong fatigue (fatigue) or difficulty inbreathing (dyspnea), call a health center or other organization.
Ø Returnee / Contact Person Consultation Center
https://www.mhlw.go.jp/stf/seisakunitsuite/bunya/kenkou_iryou/covid19-kikokusyasessyokusya.html• If you are worried about influenza etc., please consult your GP as usual.

For the latest information, click here
• Ministry of HealthØhttps://www.mhlw.go.jp/stf/seisakunitsuite/bunya/0000164708_00001.html

Øhttps://www.forth.go.jp/topics/fragment1.html
Øhttps://www.forth.go.jp/useful/attention/index.html• National Institute of Infectious DiseasesØhttps://www.niid.go.jp/niid/ja/• Ministry of Foreign AffairsØhttps://www.anzen.mofa.go.jp• WHOØhttps://www.who.int/emergencies/diseases/novel-coronavirus2019

Edit: KH, Narration: YM, SM