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Thursday, June 17, 2010

Microbiological Spoilage of Food

Spoilage in food is define as the taste of food is below consumer's standard of good quality food. From the definition, food spoilage is a subjective answer for each food where some peJustify Fullople might consider particular food is tasty and some will consider it as below standard taste (spoilage). As example: Budu...:P

Main factor of food spoilage are:
- Contamination by microbial (This will be focus by food microb student lah)
- Through enzymatic process from microbial in the microenvironment

The spoilage of food happened when:
- microorganism has accesed to food (eg; by handler of food)
- the environment is suitable for microbial growth
- Microbial colonized food for long period of time, hence number of microbial enough to undergo spoilage process.

Spoilage food detection: Slime formation, Souring taste, Discoloration, Gas formation and odour.

Microbial number play important role in food spoilage. Generally, spoil level range of bacteria colonization is in the range of 10^-6-10^-7 cfu/mL(g).

-RedBloodCell-

Tuesday, June 15, 2010

Factor Influencing Microbial Growth in Food

The discussion of factor that influencing microbial growth in food can be categorized into 2 part: intrinsic factor and extrinsic factor.

In word, Extrinsic is something that will influence the growth externally and in opposite internal is something that influence the growth directly. (This definition is the way I understand for this word, so you might have some other definition by your own).

The first thing to discuss is the intrinsic factor. The intrinsic factor that influence the microbial growth in food are pH value, water activity (Aw), Redox potential (Eh), nutrients and inhibitory subtances.

pH value is a measure scale in detemine the acidity and basicity of dilution aqueous solution. Chemically said, it is to measure free H+ in the system where it is expressed as pH= -log[H3O+].

Since the discussion is on food microbiology, the discussion will not discuss on how to calculate all those pH value so if any of you still don't know... just google it.

In general, neutral pH (~pH7) is suitable for most bacterial growth and acidic pH is a suitable pH for yeast and mould. The spoilage in acidic food is longer than neutral pH food.

Fruits is basically an acidic food where mainly acid can be found are tartaric acid, acetic acid and malic acid. Hence yeast and mould are suspect for fruit spoilage.

Vegetable is a low buffer foods where it has low acid and moderate pH range (pH4-6.5). Hence it is susceptible on spoilage of bacteria and some mould.

In meat, the pH is almost neutral. Hence, bacteria is the main cause of spoilage of this type of foods when it was related to pH value.

OK, cukuplah kot... haahahaha malas

-RedBloodCell-

Sunday, June 13, 2010

Last Moment in Monash

Two weeks more and I am done with Monash University. Some mixed feeling of course right now. Do feel comfortable here and think that will miss their library very much... The most condusive library ever event though a lot of noise sometimes... errr the whole time i mean.
My final sem, hehehe well known already by Monashian, juz taking a subject.... And well, I do take note of it since i do think people do 'bahan' me with this thing. If not, why some people that i never mention they know bout it? hahaha... yes, got some pro and con anyway. But I like.
Currently, theoretically I am done with Food Microb and now... keep repeating read some slides that i think important. Hopefully it is important
Target? Of course Iam targeting for HD, which will be my first and only for my undergraduate life. POssible? In theory it is possible. With my internal... yes it is possible but yet a bit tough:P
Anyway, the possible target along with my capability should be 76% and above... Amin, do pray for me to those who read this... If only I can get 76 then I can have percentage of 70... and iot really help me in getting great reduction payment for my MARA loan...
Ok,continue studying.... (today FWC2010 break maybe. not interested in Ghana, Serbia, Slovakia, Germany, Algeria and alaaa luper plak):P
-RedBloodCell-

Friday, June 11, 2010

Menanti sebuah jawapan...

Ku tunggu jawapan darimu, dengan penuh kesabaran.... dek kerna ujian akhir sem dan juga fifa world cup 2010... kata-kata darimu itu juga bakal ku tunggu. Semoga jawapan mu itu dapat memberi sinar bahagia kelak....

-RedBloodCell-

P/S: Accidentally in Love.... :))

Tuesday, June 8, 2010

Saya Jiwa Kosong....

juz random... hahahahaha, ;).

- perkara yang berlaku pada masa akan datang... mereka merancang... Allah swt yang menentukan. Moga dipermudahkan urusan

- 25-26 September 2010, will be historical in Bujang Saili family. My big "small" sister will engage and marry to Selangorian... and the event will be held in My Kampung.... To those who are free and have a lot of money, do come to my house.. hahaha

- And, can't wait for the day to have my own "anak buah" frm their marriage. Pin, ku tauk ko sikda mok baca blog ku nak? Siti jak mok baca blog ku... ya pon mun nya rajin, tok leka melayan gereknya alu lupak mok singgah.... Aku mok men ngan anak buah dah eh... ko nenga sik??? hahaha. Aku doakan dopermudahkan segala urusan ko ya kelak. Walaupun, kinek tok ku bizi ngan exam.... (satu subjek jak pon)...

- Well, this post is not random writing, juz a suggestion from someone who want me to update my blog.. and hell!!!! I used English? no!!!! of course a lot of grammar error, n plz!!! don't be too mathiculus with d language:P.... n ya, still have 20 minutes before Subuh Azaan. So then, what I can do then? before going back to sleep and at 12pm to Monash??? Ok, let us Bejeweled:D

-RedBloodCell-

Monday, June 7, 2010

sakit perut(~~)

adakah kerna membaca pasal bacteria2 dlm makanan perut bley meragam? possible2.....
Food Microbiology best:P

-RedBloodCell-

Friday, June 4, 2010

Hanya kerna beberapa patah kata....

Renungkanlah sekejap sahabat2ku...

Di kala anda tengah syok studi, tiba2 dilontarkan kata2 "ala, satu subjek jer weyh".... hmmm, aku faham mungkin tiada niat di hati mereka2 ini untuk memperkecil2kan hatiku. Tapi rakan2, jauh di sudut hati, ade la sikit terasa.... Sahabat2 yang disayangi, saya di sini bukanlah secerdik insan2 yang "gifted", saya kena berusaha lebih dari anda untuk mendapatkan result yang terbaik. Apa salah kiranya memberi kata2 semangat kan? hahaha

Kalaulah.... korang terbaca kot, aku tak marah tapi just nak korang faham hatiku yang kecik nie pon kecik la jugak ngan ayat2 tuh... hahaha.... To All Monashian, all d best.... n kalau xnak jd cam aku... jgn gagal!!! nyusahkan diri, ibu bapa, dan rugi masa beb.... ikhlas dari hati:D

-RedBloodCell-

Tuesday, June 1, 2010

Kan dah kena gak... (sorie panjang sgt... nak bace sile r)

Haih, ku ingatkan ku berjaya melepaskan diri.... rupe2nyer.... unsur-unsur jahat Michigan 12 sudah sebati dalam hidup mereka tanpa kehadiran aku. Walaupun agak lama mereka merancang. Bagi yang tidak tahu apa unsur-unsur jahat budak Michigan 12 nie, apabila genap usia mereka dewasa (Birthday la), maka akan berlakulah perfileman glabah setiap mereka ini.

Memang, aku dah plan terbaiknyer nak ngelak dari apa-apa harrasement dari mereka. Kisahnya bermula pada genap 29 Mei 2010, maka birthday aku menjelma. 3 hari sebelum itu, aku dah pun merancang menutup birthday notification aku kat facebook. Niatnya memang nak ngelak dari dikenakan. Maka sehari sebelum itu, aku kenakan Saiful kaw2 since hari tue birthday die dan dengan niat, diorg nie lupa totally birthday aku... Well it perfectly went well.

Maka pada hari yang berkenaan, aku keluar seawal pagi, yang ini bagi menyambut parti hari jadiku yang formal bersama adik, kakak, bakal abg ipar, kekazen aku dan serorang rakan kekazen aku dan oh ya, kawan kakak aku sekali. Well, formalitinya di sini diorang belanja aku makan... thnx for nice birthday celebration. So this celebration blaku sampailah petangnya kuar jalan2 kejap. Usually aku tak suka window2 shopping tapi on that day, saje jer so that x yah blek umah awl... hahaha. Thanx to u all: Ppin, Siti, Misah, Zahid, Pie and Arlida... with present kasut futsal


Then dalam kol 7pm aku smpi umah, aku update jer la facebook tgk birthday notification, oh ya... sebelum aku gi kua pg tuh br ak activekan blek... ye r, nak bg org wish la katakan :))..... bnyk2... dan thnx to all who wish my birthday. Then ngam2 plak Hairul ajak men futsal... ak yes jer... harapan syok lari lagi dari umah pada hari tersebut datang kebetulan, kalau tak aku da nak ke sebelah jap kot. So, men la futsal then smpi la kol 10pm pi lepak minum kat celah. During tht ime gak dapat kol dari Azie n Sya.... diorg wat suprise gak la kan, nah aku bagi capub name2 korg yang wat ak tharu sgt kan:D.... diorg belikan aku cupcakes birthday... mana tak seronok... maka aku celebrate la kat "celah" skali ngan member futsal... so this was my second birthday party.... Maka thanks to sapa2 yang terlibat. Pemberi cake: Azie n Sya. Futsal player: Syamir, Hairul, AcapX, Budak2 Blowers n also member diorg. Thnx all:D


Then, hari itu berlalu dengan penuh makna.... maka at last aku INGAT aku lari dari prank MIchigan 12.... AKAN TETAPI...



Pada 31 Mei 2010, entah kenapa pada hari itu, aku memulakan swot vac ku ntuk final sem... (ok, ini cerita monolog dari sudut aku sahaja dulu, cerita diorg nanti aku ajak comment2 skali)...

31 Mei 2010
Bila terdengar announcement abg library tuh nak tutup lib dalam kol 10.30mlm, aku bergegas mengemas barang2 ku untuk menuju ke umah. Sesampai sahaja di rumah, Afif yang sedang "sibuk" membantu adiknya Ashraf yang akan menjadi warga Michigan 12 memberitahuku yang adiknya Iqbal nak pinjam motor nak gie men futsal. Aku dengan rasa berat hati bagi r pnjam dan memberitahulah masalah2 motor TAK8214 tuh.... Maka dia pun pergi dengan motor ku itu dalam jam 10.40pm camtu.

11.45pm, Tiba2 Afif masuk umah dengan gelabahnya terus naik ke atas mencari Sham... Aku yang berada di depan laptop agak terkesima... apsal mamat glabah nie? dan dia tros lari kua umah skali ngan Sham yang macam tergesa-gesa. Aku dengan penuh inkuiri bertanya sesama aku, onye, naim epul dan ahnaf.... namun persoalan itu terbiar begitu sahaja... Dalam benak hatiku, apa yang terjadi nie....

12.00am, handphone ku berdering di kala aku melayan ym dan hotel city di facebook. nombor yang tidak dikenali menjelma... Hello... kataku... dan dipendekkan dia bagitau yang Iqbal eksiden time naek moto aku kat depan Summit, n skang die kat PPUM... huh? maka gementarlah aku di situ dan kuberitahu pada mereka-mereka yang berkenaan. Maka bergegaslah aku, epul, anap n Izmil g ke PPUM. Ngam2 Fizi datang dia pun ikut skali. Dalam kereta itu maka berceritalah pasal kemalangan, polis, saman dan sebagainya. Sesampai kat PPUM, aku "disuruh" oleh Epul ntuk g tnyer kat kaunter. Aku ditemani Izmil g r tanyer, dan die kate xde kat sane dan Izmil tiba2 jer kate die kol Afif, die Iqbal dihantar kat Sunway Medical jer.... Maka baleklah kami dengan lajunya ke umah since Izmil kata x bley lawat Iqbal yang g kat ICU tuh.

Sesampai jer di rumah, SUPRISE... tuh perkataan yang aku dengar. Dan nampak Sham dengan Baldi... gedebush... aku disiram... dan gedebush gak dari Iqbal eh, x kena aku kena Sham... pek, kena plak telur dari sapa2 ntah... dan tepung2 bertebaran merata... siapa yang baling aku dah tak tau... dan carutan2 keluar dari mulutku setelah menyedari apa yang berlaku... TIDDAAAAKKKKK..... aku terkena!!!!

Maka, slps adegan itu, sambutan berlaku seperti biasa.... owh... sedeyh... aku ditipu mentah2... aper pon thnx all.... korg memang sengal!!!!


Thanks gak r kat korg ngan prank korang: Sham, Epul, Afif, Ahnaf, Izmil, Fizi, Ashraf, Iqbal, Naim, Onye, Akak 7 Eleven a.k.a polis... haih aku ditipu!!!


-RedBloodCell-